{"id":108184,"date":"2020-07-28T23:37:54","date_gmt":"2020-07-29T06:37:54","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=108184"},"modified":"2020-07-28T23:47:29","modified_gmt":"2020-07-29T06:47:29","slug":"valak-evolution","status":"publish","type":"post","link":"https:\/\/origin-unit42.paloaltonetworks.com\/ja\/valak-evolution\/","title":{"rendered":"Valak\u306e\u9032\u5316\u3001\u59cb\u307e\u308a\u304b\u3089\u5927\u91cf\u914d\u5e03\u307e\u3067"},"content":{"rendered":"<h2>\u6982\u8981<\/h2>\n<p>2019\u5e74\u5f8c\u534a\u306b\u767a\u898b\u3055\u308c\u305fValak\u306f\u3001\u60c5\u5831\u7a83\u53d6\u3068\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u30ed\u30fc\u30c9\u3092\u76ee\u7684\u3068\u3059\u308b\u30de\u30eb\u30a6\u30a7\u30a2\u3067\u3001\u6628\u4eca\u8105\u5a01\u30e9\u30f3\u30c9\u30b9\u30b1\u30fc\u30d7\u3067\u5897\u52a0\u3057\u3064\u3064\u3042\u308a\u307e\u3059\u30022020\u5e74\u306e4\u6708\u304b\u30896\u6708\u306b\u304b\u3051\u3066\u3001Shathak\u307e\u305f\u306fTA551\u3068\u547c\u3070\u308c\u308b\u96fb\u5b50\u30e1\u30fc\u30eb\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4ecb\u3057\u3001\u9031\u306b\u5e73\u57472\u56de\u304b\u30894\u56de\u7a0b\u5ea6\u3001Valak\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u6ce2\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002Valak\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>Valak\u306f\u3001<a href=\"https:\/\/attack.mitre.org\/techniques\/T1053\/005\/\">\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af<\/a>\u3068<a href=\"https:\/\/attack.mitre.org\/techniques\/T1547\/001\/\">Windows\u30ec\u30b8\u30b9\u30c8\u30ea\u306e\u66f4\u65b0<\/a>\u3092\u5229\u7528\u3057\u3066\u611f\u67d3Windows\u30db\u30b9\u30c8\u3067\u306e\u6c38\u7d9a\u6027\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/li>\n<li>Valak\u306f\u3001\u611f\u67d3\u30db\u30b9\u30c8\u4e0a\u3067\u306e\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u5b9f\u884c\u624b\u6bb5\u3068\u3057\u3066<a href=\"https:\/\/www.sans.org\/blog\/alternate-data-streams-overview\/\">\u4ee3\u66ff\u30c7\u30fc\u30bf\u30b9\u30c8\u30ea\u30fc\u30e0(ADS)<\/a>\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<li>\u6700\u8fd1\u306eValak\u611f\u67d3\u3067\u306f\u3001\u611f\u67d3\u6642\u306b\u4f7f\u7528\u3059\u308b\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u96e3\u8aad\u5316\u3055\u308c\u305f\u30b3\u30fc\u30c9\u304c\u5897\u3048\u3066\u304d\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u691c\u77e5\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/li>\n<li>\u79c1\u305f\u3061\u306f2020\u5e744\u6708\u4ee5\u964d\u3001Shathak\u3084TA551\u3068\u3044\u3046\u901a\u79f0\u3092\u6301\u3064\u653b\u6483\u8005\u304c\u3001\u591a\u6570\u306eValak\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u914d\u5e03\u3057\u305f\u3088\u3046\u3059\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u672c\u7a3f\u3067\u306f\u3001Valak\u306e\u6b74\u53f2\u3001\u611f\u67d3\u306e\u30a4\u30d9\u30f3\u30c8\u9023\u9396\u3001Valak\u306b\u3088\u308a\u751f\u6210\u3055\u308c\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3001\u304a\u3088\u3073\u691c\u77e5\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u96e3\u8aad\u5316\u624b\u6cd5\u306e\u6700\u8fd1\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u307e\u305f\u30012020\u5e744\u6708\u4ee5\u964d\u3001Valak\u3092\u9001\u308a\u51fa\u3057\u7d9a\u3051\u3066\u3044\u308bShathak\/TA551\u306e\u914d\u5e03\u30b7\u30b9\u30c6\u30e0\u306b\u3064\u3044\u3066\u3082\u8003\u5bdf\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u88fd\u54c1\u3092\u3054\u5229\u7528\u4e2d\u306e\u304a\u5ba2\u69d8\u306f\u3001\u5f0a\u793e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e<a href=\"https:\/\/www.paloaltonetworks.jp\/products\/secure-the-network\/subscriptions\/threat-prevention\">\u8105\u5a01\u9632\u5fa1\u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3<\/a>\u306b\u3088\u308aValak\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>Valak\u306e\u6b74\u53f2<\/h2>\n<p>Valak\u306e\u6700\u3082\u53e4\u3044\u8a18\u9332\u306f\u3001Suricata\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u8105\u5a01\u691c\u77e5\u30a8\u30f3\u30b8\u30f3\u7528\u306eProofpoint\u793e\u306eET Pro\u30eb\u30fc\u30eb\u30bb\u30c3\u30c8\u3067\u3001\u305d\u306e\u3055\u3044<a href=\"https:\/\/www.proofpoint.com\/us\/daily-ruleset-update-summary-20191022\">2019\u5e7410\u670822\u65e5\u306bValak\u3092\u691c\u77e5\u3059\u308b2\u3064\u306e\u30eb\u30fc\u30eb\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f<\/a>\u3002<\/p>\n<p>2019\u5e7412\u670819\u65e5\u306b\u306fValak\u304c(Gozi\u3084IFSB\u3068\u3082\u547c\u3070\u308c\u308b)<a href=\"https:\/\/www.malware-traffic-analysis.net\/2019\/12\/19\/index.html\">Ursnif\u611f\u67d3\u4e2d\u306e\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2<\/a>\u3067\u3042\u308b\u3053\u3068\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f<a href=\"https:\/\/www.cybereason.com\/blog\/valak-more-than-meets-the-eye\">Cybereason\u793e\u306e\u5206\u6790<\/a>\u306b\u3088\u308a\u3001\u611f\u67d3Windows\u30db\u30b9\u30c8\u4e0a\u3067\u306e\u6c38\u7d9a\u6027\u78ba\u7acb\u306e\u305f\u3081\u306bValak\u304c\u8907\u6570\u306e\u624b\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002Valak\u306f\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u3068Windows\u30ec\u30b8\u30b9\u30c8\u30ea\u306e\u66f4\u65b0\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u611f\u67d3\u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u3001<a href=\"https:\/\/www.sans.org\/blog\/alternate-data-streams-overview\/\">\u4ee3\u66ff\u30c7\u30fc\u30bf\u30b9\u30c8\u30ea\u30fc\u30e0(ADS)<\/a>\u3082\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u6570\u304b\u6708\u306b\u767a\u898b\u3055\u308c\u305fValak\u306e\u4f8b\u306e\u5927\u534a\u306f\u3001\u60aa\u610f\u306e\u3042\u308b\u30b9\u30d1\u30e0(\u30de\u30eb\u30b9\u30d1\u30e0)\u7d4c\u7531\u3067\u914d\u5e03\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002SentinelLabs (SentinelOne)\u793e\u304c\u3001Valak\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u914d\u5e03\u3068\u300cGozi ConfCrew\u300d\u306b\u4f3c\u305f\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3068\u306e\u3064\u306a\u304c\u308a\u3092\u542b\u3080\u3001<a href=\"https:\/\/labs.sentinelone.com\/valak-malware-and-the-connection-to-gozi-loader-confcrew\/\">Valak\u306b\u3064\u3044\u3066\u306e\u8a73\u7d30\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u30ec\u30dd\u30fc\u30c8<\/a>\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u914d\u5e03\u7279\u6027\u306f\u3001Talos (Cisco)\u793e\u304c\u767a\u8868\u3057\u305f<a href=\"https:\/\/blog.talosintelligence.com\/2020\/07\/valak-emerges.html\">Valak\u306b\u95a2\u3059\u308b\u8105\u5a01\u30b9\u30dd\u30c3\u30c8\u30e9\u30a4\u30c8<\/a>\u3067\u3055\u3089\u306b\u691c\u8a3c\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30de\u30eb\u30b9\u30d1\u30e0\u3092\u4f7f\u7528\u3057\u3066Valak\u3092\u9001\u308a\u51fa\u3057\u3066\u3044\u308b\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001Twitter\u3067<a href=\"https:\/\/twitter.com\/luc4m\/status\/1265194192768315392\">Shathak<\/a>\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002Malware Don\u2019t Need Coffee\u30d6\u30ed\u30b0\u306b\u306f\u3001Shathak\u306f<a href=\"https:\/\/malware.dontneedcoffee.com\/refs\/actors\/ta551\/\">TA551\u3068\u3044\u3046\u653b\u6483\u8005\u306b\u3088\u308b\u3082\u306e<\/a>\u3067\u3042\u308b\u3068\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30a4\u30d9\u30f3\u30c8\u9023\u9396<\/h2>\n<figure id=\"attachment_108101\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108101\">\n<p><figure id=\"attachment_108101\" aria-describedby=\"caption-attachment-108101\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108101 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image.jpeg\" alt=\"\u3053\u306e\u56f3\u306f\u3001\u6700\u8fd1\u306eValak\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u6d3b\u52d5\u3067\u89b3\u5bdf\u3055\u308c\u305f\u30a4\u30d9\u30f3\u30c8\u9023\u9396\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002Shathak\/TA551\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u59cb\u307e\u308b\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u3001\u30de\u30eb\u30b9\u30d1\u30e0\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u4fdd\u8b77\u3055\u308c\u305fZIP\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u3001\u3053\u306e\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u306e\u30de\u30af\u30ed\u4ed8\u304d\u306eWord\u6587\u66f8\u306e\u62bd\u51fa\u3001\u30de\u30af\u30ed\u306e\u6709\u52b9\u5316\u3001\u304a\u3088\u3073.cab\u3067\u7d42\u308f\u308bHTTP URL\u3078\u306e\u8a98\u5c0e\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u308c\u304c\u3001\u7b2c1\u6bb5\u968e\u306eValak\u30d0\u30a4\u30ca\u30ea\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3001\u7b2c1\u6bb5\u968e\u306e\u611f\u67d3\u6d3b\u52d5\u7528\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u8a2d\u5b9a\u3001HTTP Valak C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3001\u304a\u3088\u3073JS\u30d5\u30a1\u30a4\u30eb\u3001\u30ec\u30b8\u30b9\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u306b\u3088\u308bValak\u306e\u6301\u7d9a\u6027\u306e\u78ba\u7acb\u3078\u3068\u7d9a\u304d\u307e\u3059\u3002Valak C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u5897\u52a0\u3057\u3001ADS\u3068\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306b\u8ffd\u52a0\u3055\u308c\u305f\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u304c\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u306b\u3088\u308a\u307e\u305a\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002 \" width=\"900\" height=\"517\" \/><figcaption id=\"caption-attachment-108101\" class=\"wp-caption-text\">\u56f31: \u6700\u8fd1\u306eValak\u30de\u30eb\u30a6\u30a7\u30a2\u6d3b\u52d5\u306b\u304a\u3051\u308b\u30a4\u30d9\u30f3\u30c8\u9023\u9396\u3002\u30de\u30eb\u30b9\u30d1\u30e0\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u4fdd\u8b77\u3055\u308c\u305fZIP\u30d5\u30a1\u30a4\u30eb\u304c\u6dfb\u4ed8\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u3092\u5c55\u958b\u3059\u308b\u3068\u30de\u30af\u30ed\u5165\u308aWord\u6587\u66f8\u304c\u751f\u6210\u3055\u308c\u308b\u3002\u30de\u30af\u30ed\u304c\u6709\u52b9\u5316\u3055\u308c\u308b\u3068.cab\u3067\u7d42\u308f\u308bHTTP URL\u306b\u30a2\u30af\u30bb\u30b9\u304c\u767a\u751f\u3057\u3001\u521d\u671fValak\u30d0\u30a4\u30ca\u30ea\u304c\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3055\u308c\u308b\u3002\u3053\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u521d\u671f\u611f\u67d3\u6d3b\u52d5\u306e\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u751f\u6210\u3057\u3066C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u767a\u751f\u3055\u305b\u308b\u3002Valak\u306fJS\u3001\u30ec\u30b8\u30b9\u30c8\u30ea\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u306a\u3069\u3092\u5229\u7528\u3057\u3066\u6c38\u7d9a\u6027\u3092\u78ba\u7acb\u3057\u3001\u3055\u3089\u306bC2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u751f\u6210\u3057\u3066\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7 \u30de\u30eb\u30a6\u30a7\u30a2\u3092\u4ee3\u66ff\u30c7\u30fc\u30bf\u30b9\u30c8\u30ea\u30fc\u30e0\u3068\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u3001\u3053\u308c\u3092\u521d\u56de\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb \u30bf\u30b9\u30af\u3068\u3057\u3066\u5b9f\u884c\u3059\u308b<\/figcaption><\/figure><figcaption id=\"caption-attachment-108101\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p>\u56f31\u306f\u30012020\u5e746\u6708\u304a\u3088\u30737\u6708\u524d\u534a\u306eValak\u611f\u67d3\u3067\u78ba\u8a8d\u3055\u308c\u305f\u30a4\u30d9\u30f3\u30c8\u9023\u9396\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002Windows\u3092\u5b9f\u884c\u3059\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3092\u611f\u67d3\u3055\u305b\u308b\u306b\u306f\u3001\u88ab\u5bb3\u8005\u304c\u4ee5\u4e0b\u306e\u3053\u3068\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30d1\u30b9\u30ef\u30fc\u30c9\u4fdd\u8b77\u3055\u308c\u305fZIP\u30d5\u30a1\u30a4\u30eb\u304c\u6dfb\u4ed8\u3055\u308c\u305f\u30de\u30eb\u30b9\u30d1\u30e0\u3092\u958b\u304f\u3002\u306a\u304a2020\u5e746\u670830\u65e5\u30687\u67081\u65e5\u306b\u306f\u3001\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u306e\u4ee3\u308f\u308a\u306bZIP\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u30ea\u30f3\u30af\u304c\u542b\u307e\u308c\u3066\u3044\u305f\u75d5\u8de1\u3082\u898b\u3064\u304b\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\n<li>\u30e1\u30c3\u30bb\u30fc\u30b8\u672c\u6587\u306b\u542b\u307e\u308c\u308b\u56fa\u6709\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u4fdd\u8b77\u3055\u308c\u305fZIP\u30a2\u30fc\u30ab\u30a4\u30d6\u304b\u3089Microsoft Word\u6587\u66f8\u3092\u62bd\u51fa\u3059\u308b\u3002<\/li>\n<li>\u4ee5\u4e0b\u306e\u56f32\u306b\u793a\u3059\u3088\u3046\u306b\u3001Word\u6587\u66f8\u3092\u958b\u3044\u3066\u3001\u30de\u30af\u30ed\u3092\u6709\u52b9\u306b\u3059\u308b\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_108103\" aria-describedby=\"caption-attachment-108103\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108103 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-1.jpeg\" alt=\"The text in the screenshot reads: &quot;This document created in previous version of Microsoft Office Word. To view or edit this document, please click 'Enable editing' button on the top bar, and then click 'Enable content.'&quot; This message is designed to trick the recipient into enabling macros for Valak. \" width=\"900\" height=\"663\" \/><figcaption id=\"caption-attachment-108103\" class=\"wp-caption-text\">\u56f32: Valak\u7528\u306e\u30de\u30af\u30ed\u3092\u542b\u3080\u30012020\u5e746\u670824\u65e5\u306eMicrosoft Word\u6587\u66f8\u306e\u4f8b\u3002<\/figcaption><\/figure>\n<p>2020\u5e746\u6708\u306eValak\u611f\u67d3\u3067\u306f\u3001\u7b2c1\u6bb5\u968e\u306e\u6d3b\u52d5\u306f\u4ee5\u4e0b\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>Valak\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308bDLL\u3092\u8fd4\u3059\u3001<span style=\"font-family: 'courier new', courier, monospace;\">.cab <\/span>\u3067\u7d42\u308f\u308bHTTP\u307e\u305f\u306fHTTPS URL\u3002<\/li>\n<li>\u56f33\u306b\u793a\u3059\u3088\u3046\u306b\u3001Valak DLL\u306f\u3001\u901a\u5e38\u306f\u30d5\u30a1\u30a4\u30eb\u62e1\u5f35\u5b50\u304c<span style=\"font-family: 'courier new', courier, monospace;\">.dat<\/span>\u307e\u305f\u306f<span style=\"font-family: 'courier new', courier, monospace;\">.jpg<\/span>\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u30d5\u30a1\u30a4\u30eb\u540d\u3067\u3001<span style=\"font-family: 'courier new', courier, monospace;\">C:\\ProgramData\\<\/span>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/li>\n<li>Valak DLL\u304c\u3001<span style=\"font-family: 'courier new', courier, monospace;\">regsvr32.exe -s<\/span> <em>[filename] <\/em>\u306e\u5f62\u3067\u5b9f\u884c\u3055\u308c\u308b\u3002<\/li>\n<li>\u56f34\u306b\u793a\u3059\u3088\u3046\u306a DLL \u306e\u5b9f\u884c\u304c\u6210\u529f\u3057\u305f\u3053\u3068\u3092\u793a\u3059\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u30e1\u30c3\u30bb\u30fc\u30b8\u3002<\/li>\n<li>\u56f35\u30686\u306b\u793a\u3059\u3088\u3046\u306b\u3001<span style=\"font-family: 'courier new', courier, monospace;\">C:\\Users\\Public\\<\/span>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u4e0b\u306b\u3001\u30e9\u30f3\u30c0\u30e0\u306a\u30d5\u30a1\u30a4\u30eb\u540d(\u611f\u67d3\u6ce2\u3054\u3068\u306b\u540c\u3058\u540d\u524d)\u3067JavaScript\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u304c\u4f5c\u6210\u3055\u308c\u308b\u3002<\/li>\n<li>\u7b2c1\u6bb5\u968e\u306eHTTP\u30b3\u30de\u30f3\u30c9\u3068\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb(C2)\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u3088\u308a\u3001\u611f\u67d3\u7528\u306e\u8ffd\u52a0\u306e\u30de\u30eb\u30a6\u30a7\u30a2\/\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305fASCII\u30c6\u30ad\u30b9\u30c8\u304c\u8fd4\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_108105\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108105\">\n<p><figure id=\"attachment_108105\" aria-describedby=\"caption-attachment-108105\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108105 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-2.jpeg\" alt=\"\u3053\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306b\u793a\u3059\u3088\u3046\u306b\u3001Valak DLL\u306f\u30e9\u30f3\u30c0\u30e0\u306a\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u4f7f\u7528\u3057\u3066C:\\ProgramData\\\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002 \" width=\"900\" height=\"349\" \/><figcaption id=\"caption-attachment-108105\" class=\"wp-caption-text\">\u56f33: \u56f32\u306eWord\u6587\u66f8\u3067\u30de\u30af\u30ed\u3092\u6709\u52b9\u5316\u5f8c\u306b\u53d6\u308a\u8fbc\u307e\u308c\u305f\u7b2c1\u6bb5\u968e\u306eValak DLL\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108105\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108107\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108107\"><figure id=\"attachment_108107\" aria-describedby=\"caption-attachment-108107\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108107 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-3.jpeg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306b\u793a\u3055\u308c\u3066\u3044\u308b\u30e1\u30c3\u30bb\u30fc\u30b8: RegSvr32, DllRegisterServer in c:\\programdata\\51508.jpg succeeded. \u30e6\u30fc\u30b6\u30fc\u304c[OK]\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u305f\u3081\u306e\u30ea\u30f3\u30af\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \" width=\"900\" height=\"340\" \/><figcaption id=\"caption-attachment-108107\" class=\"wp-caption-text\">\u56f34: 2020\u5e746\u670824\u65e5\u3001\u30de\u30af\u30ed\u3092\u6709\u52b9\u5316\u3057\u3066RegSvr32.exe\u306b\u3088\u308b\u7b2c1\u6bb5\u968e\u306eValak DLL\u5b9f\u884c\u306b\u6210\u529f\u5f8c\u3001Windows 10\u30db\u30b9\u30c8\u306b\u8868\u793a\u3055\u308c\u305f\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u30e1\u30c3\u30bb\u30fc\u30b8\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108107\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108109\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108109\">\n<p><figure id=\"attachment_108109\" aria-describedby=\"caption-attachment-108109\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108109 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-4.jpeg\" alt=\"JavaScript\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u304c\u3001C:\\Users\\Public\\\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u4e0b\u306b\u30e9\u30f3\u30c0\u30e0\u306a\u30d5\u30a1\u30a4\u30eb\u540d\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u307e\u3059\u3002\" width=\"900\" height=\"291\" \/><figcaption id=\"caption-attachment-108109\" class=\"wp-caption-text\">\u56f35: 2020\u5e746\u670824\u65e5\u306eValak\u611f\u67d3\u3067\u4f7f\u7528\u3055\u308c\u305fC:\\Users\\Public\\\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u7b2c1\u6bb5\u968e\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108109\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108111\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108111\">\n<p><figure id=\"attachment_108111\" aria-describedby=\"caption-attachment-108111\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108111 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-5.jpeg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306f\u3001JavaScript\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3067\u3001Valak\u306b\u3088\u308a\u5909\u6570\u540d\u304c\u3069\u306e\u3088\u3046\u306b\u96e3\u8aad\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u30012020\u5e746\u6708\u4ee5\u964d\u78ba\u8a8d\u3055\u308c\u3066\u3044\u308b\u96e3\u8aad\u5316\u306e\u4f8b\u3067\u3059\u3002 \" width=\"900\" height=\"500\" \/><figcaption id=\"caption-attachment-108111\" class=\"wp-caption-text\">\u56f36: 2020\u5e746\u670824\u65e5\u306eJavaScript\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108111\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p>\u56f36\u306f\u3001JavaScript\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3067\u306e\u5909\u6570\u540d\u306e\u96e3\u8aad\u5316\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u30012020\u5e746\u6708\u4ee5\u964d\u78ba\u8a8d\u3055\u308c\u3066\u3044\u308b\u96e3\u8aad\u5316\u306e\u4f8b\u3067\u3059\u3002\u3053\u306e\u30d6\u30ed\u30b0\u306e\u5f8c\u534a\u306b\u3042\u308bValak\u306e\u9032\u5316\u306e\u9805\u3067\u3088\u308a\u8a73\u7d30\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>\u611f\u67d3\u30d7\u30ed\u30bb\u30b9\u304c\u9032\u3080\u3068\u611f\u67d3Windows\u30db\u30b9\u30c8\u4e0a\u3067\u306e\u6c38\u7d9a\u6027\u78ba\u7acb\u306e\u305f\u3081\u3001\u4ee5\u4e0b\u306e4\u3064\u304c\u307b\u307c\u540c\u6642\u306b\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u56f37\u306b\u793a\u3059\u3088\u3046\u306b\u3001<span style=\"font-family: 'courier new', courier, monospace;\">.bin<\/span>\u3067\u7d42\u308f\u308b(PE32\u5b9f\u884c\u53ef\u80fd\u30d5\u30a1\u30a4\u30eb\u3001Mono\/.Net\u30a2\u30bb\u30f3\u30d6\u30ea\u306e)Windows\u5b9f\u884c\u53ef\u80fd\u30d5\u30a1\u30a4\u30eb(EXE)\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u4f5c\u6210\u5834\u6240\u306f\u611f\u67d3\u30e6\u30fc\u30b6\u30fc\u306e<span style=\"font-family: 'courier new', courier, monospace;\">AppData\\Local\\Temp<\/span>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067\u30d5\u30a1\u30a4\u30eb\u540d\u306f\u30e9\u30f3\u30c0\u30e0\u3067\u3059\u3002<\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">HKCU\\SOFTWARE\\ApplicationContainer\\Appsw64<\/span>\u306e\u30ad\u30fc\u306e\u4e0b\u306bWindows\u30ec\u30b8\u30b9\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u56f38\u30019\u300110\u306b\u793a\u3059\u3088\u3046\u306b\u3001\u30e9\u30f3\u30c0\u30e0\u306b\u547d\u540d\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3068JavaScript (JS)\u30d5\u30a1\u30a4\u30eb\u306e\u4e21\u65b9\u304c\u3001<span style=\"font-family: 'courier new', courier, monospace;\">C:\\Users\\Public\\<\/span>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u4e0b\u306b\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u56f311\u306b\u793a\u3059\u3088\u3046\u306b\u3001<span style=\"font-family: 'courier new', courier, monospace;\">C:\\Users\\Public\\<\/span>\u4e0b\u306b\u3042\u308bJS\u30d5\u30a1\u30a4\u30eb\u3092\u5b9f\u884c\u3057\u30014\u5206\u3054\u3068\u306b\u5b9f\u884c\u3092\u7e70\u308a\u8fd4\u3059\u3088\u3046\u306b\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_108113\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108113\">\n<p><figure id=\"attachment_108113\" aria-describedby=\"caption-attachment-108113\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108113 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-6.jpeg\" alt=\".bin\u3067\u7d42\u308f\u308b\u30e9\u30f3\u30c0\u30e0\u306a\u30d5\u30a1\u30a4\u30eb\u540d\u3068\u3057\u3066\u3001\u611f\u67d3\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u306eAppData\\Local\\Temp\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u3001Windows\u5b9f\u884c\u53ef\u80fd\u30d5\u30a1\u30a4\u30eb\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\" width=\"900\" height=\"286\" \/><figcaption id=\"caption-attachment-108113\" class=\"wp-caption-text\">\u56f37: 2020\u5e746\u670824\u65e5\u306eValak\u611f\u67d3\u304b\u3089\u306e.bin\u30d5\u30a1\u30a4\u30eb\u62e1\u5f35\u5b50\u3092\u6301\u3064EXE\u30d5\u30a1\u30a4\u30eb\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108113\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108115\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108115\">\n<p><figure id=\"attachment_108115\" aria-describedby=\"caption-attachment-108115\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108115 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-7.jpeg\" alt=\"\u30e9\u30f3\u30c0\u30e0\u306b\u547d\u540d\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3068JavaScript (JS)\u30d5\u30a1\u30a4\u30eb\u306e\u4e21\u65b9\u304c\u3001C:\\Users\\Public\\\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u4e0b\u306b\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\" width=\"900\" height=\"349\" \/><figcaption id=\"caption-attachment-108115\" class=\"wp-caption-text\">\u56f38: \u611f\u67d3\u4e2d\u306bC:\\Users\\Public\\\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u4f5c\u6210\u3055\u308c\u308b\u8ffd\u52a0\u306e\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108115\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108117\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108117\">\n<p><figure id=\"attachment_108117\" aria-describedby=\"caption-attachment-108117\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108117 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-8.jpeg\" alt=\"WordPad\u3067\u8868\u793a\u3059\u308b\u3068\u3001\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u304c\u30e9\u30f3\u30c0\u30e0\u306a\u6587\u5b57\u5217\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002 \" width=\"900\" height=\"480\" \/><figcaption id=\"caption-attachment-108117\" class=\"wp-caption-text\">\u56f39: \u30e9\u30f3\u30c0\u30e0\u306a\u6587\u5b57\u5217\u3067\u3042\u308b\u3001\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108117\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108119\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108119\">\n<p><figure id=\"attachment_108119\" aria-describedby=\"caption-attachment-108119\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108119 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-9.jpeg\" alt=\"Valak\u611f\u67d3\u306e\u6301\u7d9a\u6027\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bJS\u30d5\u30a1\u30a4\u30eb\u5185\u3067\u3001\u611f\u67d3\u3057\u305fWindows\u30db\u30b9\u30c8\u3092\u8b58\u5225\u3059\u308b16\u9032\u5024\u3092\u8868\u305932\u6587\u5b57\u306eASCII\u6587\u5b57\u5217\u304c\u898b\u3064\u304b\u308a\u307e\u3057\u305f\u3002\" width=\"900\" height=\"500\" \/><figcaption id=\"caption-attachment-108119\" class=\"wp-caption-text\">\u56f310: Valak\u611f\u67d3\u306e\u6301\u7d9a\u6027\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bJS\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108119\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108121\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108121\">\n<p><figure id=\"attachment_108121\" aria-describedby=\"caption-attachment-108121\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108121 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-10.jpeg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306f\u3001Valak\u611f\u67d3\u306e\u6301\u7d9a\u6027\u3092\u78ba\u7acb\u3059\u308b\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u30c6\u30ad\u30b9\u30c8\u306e\u4e00\u90e8\u3092\u793a\u3057\u307e\u3059\u3002 \" width=\"900\" height=\"363\" \/><figcaption id=\"caption-attachment-108121\" class=\"wp-caption-text\">\u56f311: Valak\u611f\u67d3\u306e\u6301\u7d9a\u6027\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bJS\u30d5\u30a1\u30a4\u30eb\u306b\u5bfe\u3059\u308b\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108121\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p>C2\u30c9\u30e1\u30a4\u30f3\u304c\u611f\u67d3\u4e2d\u3082\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u3042\u3063\u305f\u5834\u5408\u3001\u65e9\u3051\u308c\u30704\u5206\u5f8c\u306b\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>Valak C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u3088\u308a\u8fd4\u3055\u308c\u305f\u3001\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305fASCII\u30c6\u30ad\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2EXE\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u56f312\u306b\u793a\u3059\u3088\u3046\u306b\u3001ADS\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2EXE\u304c\u3001<span style=\"font-family: 'courier new', courier, monospace;\">C:\\Users\\Public<\/span>\u4e0b\u306e\u30e9\u30f3\u30c0\u30e0\u306b\u547d\u540d\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u56f313\u306b\u793a\u3059\u3088\u3046\u306b\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2EXE\u306e\u4f5c\u6210\u76f4\u5f8c\u306b\u3001\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u30921\u56de\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_108123\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108123\"><figure id=\"attachment_108123\" aria-describedby=\"caption-attachment-108123\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108123 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-11.jpeg\" alt=\"\u4e0a\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306f\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u7528\u306eADS\u304c\u8ffd\u52a0\u3055\u308c\u305f[AlternateStreamView]\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u4e0b\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306f\u3001\u4f5c\u6210\u5f8c\u306b\u5909\u66f4\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002 \" width=\"900\" height=\"494\" \/><figcaption id=\"caption-attachment-108123\" class=\"wp-caption-text\">\u56f312: ADS\u3067\u66f4\u65b0\u3055\u308c\u305fC:\\Users\\Public\\\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108123\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108125\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108125\">\n<p><figure id=\"attachment_108125\" aria-describedby=\"caption-attachment-108125\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108125 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-12.jpeg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306b\u306f\u3001Smart Update Service\u306b\u52a0\u3048\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2(WSUPackage...)\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u8ffd\u52a0\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"363\" \/><figcaption id=\"caption-attachment-108125\" class=\"wp-caption-text\">\u56f313: \u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30bf\u30b9\u30af\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108125\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p>\u5f0a\u793e\u306e\u30c6\u30b9\u30c8\u3067\u306f\u3001\u7c73\u56fd\u5185\u3067\u8106\u5f31\u306aWindows 10\u30db\u30b9\u30c8\u306b\u5bfe\u3057\u3066Valak\u3092\u5b9f\u884c\u3057\u305f\u3068\u3053\u308d\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u3057\u3066\u3001<a href=\"https:\/\/malpedia.caad.fkie.fraunhofer.de\/details\/win.icedid\">IcedID<\/a>\u3068\u547c\u3070\u308c\u308b\u30d0\u30f3\u30ad\u30f3\u30b0\u578b\u30c8\u30ed\u30a4\u306e\u6728\u99ac\u304c\u8fd4\u3055\u308c\u307e\u3057\u305f\u3002\u307e\u305f\u3001<a href=\"https:\/\/twitter.com\/malware_traffic\/status\/1276640971367776259\">2020\u5e746\u6708<\/a>\u306e\u3042\u308b\u4e8b\u4f8b\u3067\u306f\u3001Windows 7\u30db\u30b9\u30c8\u4e0a\u3067\u3001IcedID\u3068<a href=\"https:\/\/threatpost.com\/netsupport-manager-rat-nortonlifelock-docs\/153387\/\">NetSupport Manager RAT\u30d9\u30fc\u30b9\u306e\u30de\u30eb\u30a6\u30a7\u30a2<\/a>\u306e\u4e21\u65b9\u304c\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u3057\u3066\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<h2><strong>Valak\u306e\u611f\u67d3\u30c8\u30e9\u30d5\u30a3\u30c3\u30af<\/strong><\/h2>\n<p>\u611f\u67d3\u306f\u3001\u88ab\u5bb3\u8005\u304c\u3044\u305a\u308c\u304b\u306e\u60aa\u610f\u306e\u3042\u308b\u6587\u66f8\u3067\u30de\u30af\u30ed\u3092\u6709\u52b9\u306b\u3059\u308b\u3068\u59cb\u307e\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u901a\u5e38\u3001Windows DLL\u30d5\u30a1\u30a4\u30eb\u3092\u8fd4\u3059\u3001<span style=\"font-family: 'courier new', courier, monospace;\">.cab<\/span>\u3067\u7d42\u308f\u308bURL\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u56f314\u306b\u3001HTTP\u8981\u6c42\u3068\u305d\u306e\u4ed6\u306eWeb\u30d9\u30fc\u30b9\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u8868\u793a\u3059\u308b\u3088\u3046\u306bWireshark\u3067\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3057\u305f\u3001<a href=\"https:\/\/www.malware-traffic-analysis.net\/2020\/06\/24\/index.html\">2020\u5e746\u670824\u65e5\u306eValak\u611f\u67d3<\/a>\u3092\u793a\u3057\u307e\u3059\u3002\u6700\u521d\u306e\u884c\u306f\u3001<span style=\"font-family: 'courier new', courier, monospace;\">.cab<\/span>\u3067\u7d42\u308f\u308bURL\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306eTCP\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u56f315\u306b\u793a\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u8fd4\u3055\u308c\u305fEXE\u307e\u305f\u306fDLL\u30d5\u30a1\u30a4\u30eb\u306e\u75d5\u8de1\u304c\u898b\u3089\u308c\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_108127\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108127\">\n<p><figure id=\"attachment_108127\" aria-describedby=\"caption-attachment-108127\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108127 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-13.jpeg\" alt=\"\u3053\u308c\u306f\u3001IcedID\u304c\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3067\u3042\u308bValak\u611f\u67d3\u304b\u3089\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u30ed\u30b0\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"504\" \/><figcaption id=\"caption-attachment-108127\" class=\"wp-caption-text\">\u56f314: Wireshark\u3067\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3055\u308c\u305f\u30012020\u5e746\u6708\u306e\u3001IcedID\u304c\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3067\u3042\u308bValak\u611f\u67d3\u304b\u3089\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108127\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108129\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108129\">\n<p><figure id=\"attachment_108129\" aria-describedby=\"caption-attachment-108129\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108129 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-14.jpeg\" alt=\"\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u8fd4\u3055\u308c\u305fEXE\u307e\u305f\u306fDLL\u30d5\u30a1\u30a4\u30eb\u306e\u75d5\u8de1\u3002 \" width=\"900\" height=\"484\" \/><figcaption id=\"caption-attachment-108129\" class=\"wp-caption-text\">\u56f315: Windows DLL\u30d5\u30a1\u30a4\u30eb\u3092\u8fd4\u3057\u305f\u3001.cab\u3067\u7d42\u308f\u308bHTTP GET\u8981\u6c42\u306b\u5bfe\u3059\u308bTCP\u30b9\u30c8\u30ea\u30fc\u30e0\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108129\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p><a href=\"https:\/\/www.virustotal.com\/gui\/file\/0f0d870fcad3e935d191e4076bfdc3812c278c3bdb6ec2233d71d9cf14a04a17\/\">VirusTotal\u3067\u30d0\u30a4\u30ca\u30ea\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3068<\/a>\u3001\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u304cDLL\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u306eDLL\u306fValak\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u3067\u3059\u3002Valak DLL\u306b\u5bfe\u3059\u308b\u7b2c1\u6bb5\u968e\u306eHTTP\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u76f4\u5f8c\u306b\u3001\u4ee5\u4e0b\u3067\u59cb\u307e\u308b\u305d\u306e\u4ed6\u306eHTTP GET\u8981\u6c42\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">license.jsp?client=<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">archive.jsp?page=<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">db.aspx?dfc=<\/span><\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306eHTTP\u8981\u6c42\u306f\u3001\u304a\u3068\u308a\u30c9\u30e1\u30a4\u30f3(\u6b63\u5f53\u306a\u7d44\u7e54\u304b\u3089\u306e\u60aa\u610f\u306e\u306a\u3044\u30c9\u30e1\u30a4\u30f3)\u304a\u3088\u3073\u60aa\u610f\u306e\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u306b\u9001\u4fe1\u3055\u308c\u308b\u3001Valak C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30c9\u30e1\u30a4\u30f3\u306f\u3001\u524d\u8ff0\u306e\u56f36\u306b\u793a\u3057\u305f\u3001\u7b2c1\u6bb5\u968e\u306eValak\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u30012020\u5e746\u670824\u65e5\u306eValak\u611f\u67d3\u3067\u306f\u3001\u304a\u3068\u308a\u30c9\u30e1\u30a4\u30f3\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">e87.dspb.akamaidege.net<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">insiderppe.cloudapp.net<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">pagead46.l.doubleclick.net<\/span><\/li>\n<\/ul>\n<p>\u56f36\u306b\u306f\u30012020\u5e746\u670824\u65e5\u306eValak\u611f\u67d3\u306e\u3001\u4ee5\u4e0b\u306e\u60aa\u610f\u306e\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u3082\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">thepicklepilot.com<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">joonaskallinen.com<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">xfitnessproducts.com<\/span><\/li>\n<\/ul>\n<p>\u3055\u3089\u306b\u56f36\u306b\u306f\u30012020\u5e746\u670824\u65e5\u306eValak\u611f\u67d3\u306e3\u3064\u306e\u8ffd\u52a0\u30c9\u30e1\u30a4\u30f3\u3082\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c9\u30e1\u30a4\u30f3\u306f\u767b\u9332\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u3069\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u3082\u89e3\u6c7a\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u507d\u306e\u30c9\u30e1\u30a4\u30f3\u307e\u305f\u306f\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u3067\u3042\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">59xidd-fuel.com<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">19geds-space.com<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">55sfors-cask.com<\/span><\/li>\n<\/ul>\n<p>Valak C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306f\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305fASCII\u30c6\u30ad\u30b9\u30c8\u3068\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8fd4\u3057\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u306f\u88ab\u5bb3\u8005\u30db\u30b9\u30c8\u3067\u30c7\u30b3\u30fc\u30c9\u3055\u308c\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u3001\u611f\u67d3\u4e2d\u306b\u4f7f\u7528\u3055\u308c\u308bEXE\u3001\u304a\u3088\u3073Valak\u611f\u67d3\u306e\u30ec\u30b8\u30b9\u30c8\u30ea\u66f4\u65b0\u7528\u306e\u30c7\u30fc\u30bf\u306a\u3069\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u30a2\u30a4\u30c6\u30e0\u3068\u3057\u3066\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002\u56f316\u306b\u3001\u3053\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_108131\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108131\">\n<p><figure id=\"attachment_108131\" aria-describedby=\"caption-attachment-108131\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108131 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-15.jpeg\" alt=\"\u88ab\u5bb3\u8005\u30db\u30b9\u30c8\u4e0a\u306b\u30de\u30eb\u30a6\u30a7\u30a2\u30a2\u30a4\u30c6\u30e0\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bASCII\u30c7\u30fc\u30bf\u3092\u8fd4\u3059\u3001HTTP\u7d4c\u7531\u306eValak C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3002\" width=\"900\" height=\"674\" \/><figcaption id=\"caption-attachment-108131\" class=\"wp-caption-text\">\u56f316: \u88ab\u5bb3\u8005\u30db\u30b9\u30c8\u4e0a\u306b\u30de\u30eb\u30a6\u30a7\u30a2\u30a2\u30a4\u30c6\u30e0\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bASCII\u30c7\u30fc\u30bf\u3092\u8fd4\u3059\u3001HTTP\u7d4c\u7531\u306eValak C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108131\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p>HTTP GET\u8981\u6c42\u306b\u52a0\u3048\u3001Valak\u306fHTTP POST\u8981\u6c42\u3092\u4f7f\u7528\u3057\u3066\u3001\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u3092\u5bc6\u304b\u306b\u62bd\u51fa\u3057\u307e\u3059\u3002\u56f317\u306818\u306b\u306f\u3001\u611f\u67d3\u3057\u305fWindows\u30db\u30b9\u30c8\u304b\u3089\u3001Microsoft Outlook\u3067\u4f7f\u7528\u3055\u308c\u308b\u30ed\u30b0\u30a4\u30f3\u8cc7\u683c\u60c5\u5831\u3092\u9001\u4fe1\u3059\u308b\u3001<span style=\"font-family: 'courier new', courier, monospace;\">class4.aspx?internalService=<\/span>\u3067\u59cb\u307e\u308bHTTP POST\u8981\u6c42\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_108133\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108133\">\n<p><figure id=\"attachment_108133\" aria-describedby=\"caption-attachment-108133\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108133 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-16.jpeg\" alt=\"Outlook\u304c\u52d5\u4f5c\u3059\u308b\u3001Valak\u306b\u611f\u67d3\u3057\u305fWindows\u30db\u30b9\u30c8\u3067\u898b\u3089\u308c\u308bHTTP POST\u8981\u6c42\" width=\"900\" height=\"479\" \/><figcaption id=\"caption-attachment-108133\" class=\"wp-caption-text\">\u56f317: C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304b\u3089\u306eHTTP POST\u8981\u6c42\u3092\u793a\u3059\u3001Wireshark\u3067\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3055\u308c\u305fValak\u611f\u67d3\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108133\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108135\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108135\">\n<p><figure id=\"attachment_108135\" aria-describedby=\"caption-attachment-108135\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108135 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-17.jpeg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306f\u3001\u611f\u67d3\u3057\u305fWindows\u30db\u30b9\u30c8\u4e0a\u3067Microsoft Outlook\u306b\u4f7f\u7528\u3055\u308c\u308b\u96fb\u5b50\u30e1\u30fc\u30eb\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u30ed\u30b0\u30a4\u30f3\u8cc7\u683c\u60c5\u5831\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001Valak\u306b\u611f\u67d3\u3057\u305f\u30db\u30b9\u30c8\u306eOutlook\u30ed\u30b0\u30a4\u30f3\u8cc7\u683c\u60c5\u5831\u306b\u5909\u63db\u3055\u308c\u308bbase64\u6587\u5b57\u5217\u3082\u793a\u3057\u3066\u3044\u307e\u3059\u3002 \" width=\"900\" height=\"574\" \/><figcaption id=\"caption-attachment-108135\" class=\"wp-caption-text\">\u56f318: \u611f\u67d3\u3057\u305f\u30db\u30b9\u30c8\u306eOutlook\u30ed\u30b0\u30a4\u30f3\u8cc7\u683c\u60c5\u5831\u3092\u542b\u3080base64\u6587\u5b57\u5217\u3092\u793a\u3059\u3001HTTP POST\u8981\u6c42\u306eTCP\u30b9\u30c8\u30ea\u30fc\u30e0\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108135\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p>\u7c73\u56fd\u5185\u3067\u751f\u6210\u3055\u308c\u305fValak\u611f\u67d3\u3067\u306f\u3001\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u3057\u3066\u4e3b\u306bIcedID\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u56f319\u306b\u3001Valak\u611f\u67d3\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3067\u306eIcedID\u306e\u75d5\u8de1\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_108137\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108137\">\n<p><figure id=\"attachment_108137\" aria-describedby=\"caption-attachment-108137\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108137 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-18.jpeg\" alt=\"Valak\u611f\u67d3\u3067\u306eIcedID\u30c8\u30e9\u30d5\u30a3\u30c3\u30af(\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u306f\u60aa\u610f\u306e\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u3092\u77e2\u5370\u3067\u793a\u3057\u3066\u3044\u307e\u3059)\" width=\"900\" height=\"504\" \/><figcaption id=\"caption-attachment-108137\" class=\"wp-caption-text\">\u56f319: \u3053\u306eValak\u611f\u67d3\u306e\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3067\u3042\u308bIcedID\u306e\u75d5\u8de1\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108137\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<h2><strong>\u6700\u8fd1\u306e\u9032\u5316<\/strong><\/h2>\n<p>Valak\u306e\u9032\u5316\u3068\u3068\u3082\u306b\u3001Valak\u306e\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u5185\u306e\u96e3\u8aad\u5316\u304c\u5897\u52a0\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u96e3\u8aad\u5316\u306f\u3001\u611f\u67d3\u306e\u6301\u7d9a\u6027\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306e\u305d\u306e\u4ed6\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3084Windows\u30ec\u30b8\u30b9\u30c8\u30ea\u306e\u66f4\u65b0\u306b\u3082\u898b\u3089\u308c\u307e\u3059\u3002\u56f320\u306b\u3001Valak\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30d0\u30fc\u30b8\u30e7\u30f340\u3092\u4f7f\u7528\u3059\u308b\u30012020\u5e746\u670823\u65e5\u306e\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u793a\u3057\u307e\u3059\u3002\u56f321\u306b\u3001Valak\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30d0\u30fc\u30b8\u30e7\u30f341\u3092\u4f7f\u7528\u3059\u308b\u30012020\u5e746\u670824\u65e5\u306e\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u793a\u3057\u307e\u3059\u3002Valak\u304c\u30d0\u30fc\u30b8\u30e7\u30f340\u304b\u308941\u306b\u5909\u308f\u3063\u305f\u969b\u306b\u3001\u5909\u6570\u540d\u3084\u5024\u306e\u4e00\u90e8\u304c\u96e3\u8aad\u5316\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure id=\"attachment_108139\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108139\">\n<p><figure id=\"attachment_108139\" aria-describedby=\"caption-attachment-108139\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108139 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-19.jpeg\" alt=\"2020\u5e746\u670823\u65e5\u306eValak\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2(Valak)\u30b7\u30b0\u30cd\u30c1\u30e3\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2(Valak)\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u304a\u3088\u3073\u5909\u6570\u540d\u3068\u5024\u306f\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \" width=\"900\" height=\"575\" \/><figcaption id=\"caption-attachment-108139\" class=\"wp-caption-text\">\u56f320: \u5909\u6570\u540d\u3068\u5024\u304c\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308bValak\u30d0\u30fc\u30b8\u30e7\u30f340\u306e\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108139\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<figure id=\"attachment_108141\" class=\"wp-caption aligncenter\" style=\"width: 900px;\" aria-describedby=\"caption-attachment-108141\">\n<p><figure id=\"attachment_108141\" aria-describedby=\"caption-attachment-108141\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108141 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-20.jpeg\" alt=\"2020\u5e746\u670824\u65e5\u306eValak\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2(Valak)\u30b7\u30b0\u30cd\u30c1\u30e3\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2(Valak)\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u304a\u3088\u3073\u5909\u6570\u540d\u3068\u5024\u306b\u306f\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u6587\u5b57\u5217\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \" width=\"900\" height=\"575\" \/><figcaption id=\"caption-attachment-108141\" class=\"wp-caption-text\">\u56f321: \u5909\u6570\u540d\u3068\u4e00\u90e8\u306e\u5024\u306b\u96e3\u8aad\u5316\u30c6\u30ad\u30b9\u30c8\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u308bValak\u30d0\u30fc\u30b8\u30e7\u30f341\u306e\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u3002<\/figcaption><\/figure><figcaption id=\"caption-attachment-108141\" class=\"wp-caption-text\"><\/figcaption><\/figure>\n<p>\u5927\u534a\u306e\u96e3\u8aad\u5316\u3068\u540c\u69d8\u306b\u3001\u3053\u308c\u306f\u304a\u305d\u3089\u304f\u691c\u77e5\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306e\u8a66\u307f\u3067\u3057\u3087\u3046\u3002\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u3001Valak\u306e\u8a2d\u5b9a\u30b9\u30af\u30ea\u30d7\u30c8\u304a\u3088\u3073\u95a2\u9023\u30d5\u30a1\u30a4\u30eb\u306f\u3055\u3089\u306b\u96e3\u8aad\u5316\u3055\u308c\u308b\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002<\/p>\n<h2><strong>Shathak\/TA551\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong><\/h2>\n<p>Shathak\u307e\u305f\u306fTA551\u306f\u3001\u30de\u30eb\u30b9\u30d1\u30e0\u306e\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u30d1\u30b9\u30ef\u30fc\u30c9\u4fdd\u8b77\u3055\u308c\u305fZIP\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u4f7f\u7528\u3059\u308b\u7279\u5b9a\u306e\u914d\u5e03\u65b9\u6cd5\u306b\u5bfe\u3057\u3066\u3001\u4e00\u90e8\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u304c\u4ed8\u3051\u305f\u540d\u524d\u3067\u3059\u3002\u3053\u306e\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001<a href=\"https:\/\/www.cybereason.com\/blog\/valak-more-than-meets-the-eye#Relationship-Other-Malware\">\u30ed\u30b7\u30a2\u306e\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/a>\u3002\u82f1\u8a9e\u3001\u30a4\u30bf\u30ea\u30a2\u8a9e\u3001\u30c9\u30a4\u30c4\u8a9e\u3001\u304a\u3088\u3073\u65e5\u672c\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u3092\u6a19\u7684\u3068\u3059\u308bWord\u6587\u66f8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002Shathak\/TA551\u306f\u3001\u5c11\u306a\u304f\u3068\u30822019\u5e742\u6708\u306b\u306f\u3059\u3067\u306b\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u3057\u305f\u3002<\/p>\n<p>Shathak\/TA551\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u306f\u4ee5\u4e0b\u306e\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30de\u30eb\u30b9\u30d1\u30e0\u306f\u3001\u4ee5\u524d\u306b\u611f\u67d3\u3057\u305fWindows\u30db\u30b9\u30c8\u304b\u3089\u53d6\u5f97\u3057\u305f\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u304f\u3001\u6b63\u5f53\u306a\u96fb\u5b50\u30e1\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3\u306b\u306a\u308a\u3059\u307e\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u96fb\u5b50\u30e1\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3\u306e\u30b3\u30d4\u30fc\u3092\u3001\u5143\u306e\u96fb\u5b50\u30e1\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3\u306e\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002<\/li>\n<li>\u306a\u308a\u3059\u307e\u3057\u306e\u96fb\u5b50\u30e1\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3\u306b\u306f\u3001\u30c1\u30a7\u30fc\u30f3\u306e\u6700\u3082\u65b0\u3057\u3044\u9805\u76ee\u3068\u3057\u3066\u3001\u77ed\u3044\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u306e\u9805\u76ee\u306f\u3001\u63d0\u4f9b\u3055\u308c\u305f\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u6dfb\u4ed8\u306eZIP\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u958b\u304f\u3088\u3046\u306b\u53d7\u4fe1\u8005\u306b\u6307\u793a\u3059\u308b\u4e00\u822c\u7684\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u3059\u3002<\/li>\n<li>\u30d1\u30b9\u30ef\u30fc\u30c9\u4fdd\u8b77\u3055\u308c\u305fZIP\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u30de\u30af\u30ed\u4ed8\u304d\u306eMicrosoft Word\u6587\u66f8\u304c\u542b\u307e\u308c\u307e\u3059\u3002<a href=\"https:\/\/raw.githubusercontent.com\/pan-unit42\/iocs\/master\/Valak\/2020-June-SHA256-hashes-of-Word-docs-from-Shathak-TA551-distribution.txt\">\u4ed8\u9332A<\/a>\u306b\u30012020\u5e746\u6708\u306e\u3053\u306e\u3088\u3046\u306aWord\u6587\u66f8\u306e\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li>\u901a\u5e38\u3001\u3053\u308c\u3089\u306e\u30de\u30af\u30ed\u306f\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u30d0\u30a4\u30ca\u30ea\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u3001.cab\u3067\u7d42\u308f\u308bURL\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u30d0\u30a4\u30ca\u30ea\u306f\u73fe\u5728\u306fDLL\u30d5\u30a1\u30a4\u30eb\u3067\u3059\u3002<a href=\"https:\/\/www.virustotal.com\/gui\/file\/0f0d870fcad3e935d191e4076bfdc3812c278c3bdb6ec2233d71d9cf14a04a17\/\">\u4ed8\u9332B<\/a>\u306b\u3001\u3053\u306e\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u304b\u3089\u306eURL\u306e\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li>2020\u5e744\u6708\u3088\u308a\u524d\u306f\u3001Shathak\/TA551\u306b\u95a2\u9023\u3057\u305fWord\u6587\u66f8\u306b\u3088\u3063\u3066\u6700\u3082\u591a\u304f\u914d\u5e03\u3055\u308c\u3066\u3044\u305f\u30de\u30eb\u30a6\u30a7\u30a2\u306fUrsnif\u3067\u3057\u305f\u3002<\/li>\n<li>2020\u5e744\u6708\u4ee5\u964d\u3001\u3053\u306e\u3088\u3046\u306aWord\u6587\u66f8\u306b\u3088\u308a\u6700\u3082\u591a\u304f\u914d\u5e03\u3055\u308c\u3066\u3044\u308b\u30de\u30eb\u30a6\u30a7\u30a2\u306fValak\u306b\u306a\u308a\u307e\u3057\u305f\u3002<a href=\"https:\/\/raw.githubusercontent.com\/pan-unit42\/iocs\/master\/Valak\/2020-June-SHA256-hashes-of-Valak-DLL-files-from-Shathak-TA551-distribution.txt\">\u4ed8\u9332C<\/a>\u306b\u30012020\u5e746\u6708\u306e\u4e00\u9023\u306eValak DLL\u306e\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li>2020\u5e745\u6708\u4ee5\u964d\u3001ZIP\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u53d7\u4fe1\u8005\u3054\u3068\u306b\u56fa\u6709\u306e\u3088\u3046\u3067\u3059\u3002<\/li>\n<\/ul>\n<p>Shathak\/TA551\u306b\u95a2\u9023\u3059\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d1\u30bf\u30fc\u30f3\u304c\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304b\u308f\u304b\u308b\u3088\u3046\u306b\u3001\u95a2\u9023\u3059\u308bWord\u30de\u30af\u30ed\u306b\u3088\u308a\u751f\u6210\u3055\u308c\u305fURL\u306e\u6700\u8fd1\u306e\u4f8b\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059(\u65e5\u4ed8 \u2013 URL)\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-05-26 \u2013 hxxp:\/\/c1j4xptyujjpyt8[.]com\/gg88wyaftcxr7gu\/wo0zz.php?l=sfzs9.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-05-27 \u2013 hxxp:\/\/ft23fpcu5yabw2[.]com\/alfh\/xzrn.php?l=lfahe9.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-06-03 \u2013 hxxp:\/\/awh93dhkylps5ulnq-be[.]com\/czwih\/fxla.php?l=gap1.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-06-09 \u2013 hxxp:\/\/a4zy33hbmhxx70w9q[.]com\/hdil\/kzex.php?l=soub12.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-06-10 \u2013 hxxp:\/\/kzex9vp0jfw6a8up1[.]com\/hdil\/kzex.php?l=phin1.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-06-22 \u2013 hxxp:\/\/5u2mr[.]com\/unbbmevd\/d76.php?l=oev1.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-06-23 \u2013 hxxp:\/\/fepz41[.]com\/unbbmevd\/d76.php?l=ynetz11.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-06-24 \u2013 hxxp:\/\/mbzrrt[.]com\/unbbmevd\/d76.php?l=ftywl4.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-06-26 \u2013 hxxp:\/\/ofxvp[.]com\/unbbmevd\/d76.php?l=wozmbl9.cab<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">2020-07-06 \u2013 hxxp:\/\/eto9ve1[.]com\/iz5\/yaca.php?l=tze7.cab<\/span><\/li>\n<\/ul>\n<p>\u524d\u8ff0\u306e\u3068\u304a\u308a\u3001<a href=\"https:\/\/www.virustotal.com\/gui\/file\/0f0d870fcad3e935d191e4076bfdc3812c278c3bdb6ec2233d71d9cf14a04a17\/\">\u4ed8\u9332B<\/a>\u306b\u3001Shathak\/TA551\u306b\u95a2\u9023\u3059\u308bWord\u30de\u30af\u30ed\u306b\u3088\u308a\u751f\u6210\u3055\u308c\u305f\u3053\u306e\u3088\u3046\u306aURL\u306e\u4f8b\u3092\u3055\u3089\u306b\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u56f322\uff5e30\u306f\u3001Shathak\/TA551\u306b\u95a2\u9023\u3059\u308b\u3001\u30de\u30eb\u30b9\u30d1\u30e0\u304a\u3088\u3073\u62bd\u51fa\u3055\u308c\u308bWord\u6587\u66f8\u306e\u3044\u304f\u3064\u304b\u306e\u4f8b\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u56f3\u306f\u3001Shathak\/TA551\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u30012019\u5e742\u6708\u4ee5\u964d\u3069\u306e\u3088\u3046\u306b\u9032\u5316\u3057\u305f\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_108143\" aria-describedby=\"caption-attachment-108143\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108143 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-21.jpeg\" alt=\"\u56f322: 2019\u5e742\u67084\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"551\" \/><figcaption id=\"caption-attachment-108143\" class=\"wp-caption-text\">\u56f322: 2019\u5e742\u67084\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108145\" aria-describedby=\"caption-attachment-108145\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108145 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-22.jpeg\" alt=\"\u56f323: 2019\u5e744\u67082\u65e5\u306e\u30a4\u30bf\u30ea\u30a2\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"556\" \/><figcaption id=\"caption-attachment-108145\" class=\"wp-caption-text\">\u56f323: 2019\u5e744\u67082\u65e5\u306e\u30a4\u30bf\u30ea\u30a2\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108147\" aria-describedby=\"caption-attachment-108147\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108147 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-23.jpeg\" alt=\"\u56f324: 2019\u5e747\u670822\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"555\" \/><figcaption id=\"caption-attachment-108147\" class=\"wp-caption-text\">\u56f324: 2019\u5e747\u670822\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108149\" aria-describedby=\"caption-attachment-108149\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108149 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-24.jpeg\" alt=\"\u56f325: 2019\u5e7410\u670830\u65e5\u306e\u30c9\u30a4\u30c4\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"554\" \/><figcaption id=\"caption-attachment-108149\" class=\"wp-caption-text\">\u56f325: 2019\u5e7410\u670830\u65e5\u306e\u30c9\u30a4\u30c4\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108151\" aria-describedby=\"caption-attachment-108151\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108151 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-25.jpeg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306b\u306f\u65e5\u672c\u8a9e\u306e\u3042\u3044\u3055\u3064\u6587\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u7d9a\u3044\u3066ZIP\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3068\u5b8c\u4e86\u624b\u9806\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u62bd\u51fa\u3055\u308c\u305f\u6587\u66f8info_12_18\u304c\u958b\u304d\u3001\u30de\u30af\u30ed\u3092\u6709\u52b9\u5316\u3059\u308b\u3088\u3046\u306b\u30e6\u30fc\u30b6\u30fc\u3092\u3060\u307e\u3059\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002 \" width=\"900\" height=\"610\" \/><figcaption id=\"caption-attachment-108151\" class=\"wp-caption-text\">\u56f326: 2019\u5e7412\u670817\u65e5\u306e\u65e5\u672c\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108153\" aria-describedby=\"caption-attachment-108153\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108153 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-26.jpeg\" alt=\"\u56f327: 2020\u5e743\u670826\u65e5\u306e\u30c9\u30a4\u30c4\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"571\" \/><figcaption id=\"caption-attachment-108153\" class=\"wp-caption-text\">\u56f327: 2020\u5e743\u670826\u65e5\u306e\u30c9\u30a4\u30c4\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108155\" aria-describedby=\"caption-attachment-108155\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108155 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-27.jpeg\" alt=\"\u56f328: 2020\u5e744\u670828\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"574\" \/><figcaption id=\"caption-attachment-108155\" class=\"wp-caption-text\">\u56f328: 2020\u5e744\u670828\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108157\" aria-describedby=\"caption-attachment-108157\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108157 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-28.jpeg\" alt=\"\u56f329: 2020\u5e745\u670822\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"571\" \/><figcaption id=\"caption-attachment-108157\" class=\"wp-caption-text\">\u56f329: 2020\u5e745\u670822\u65e5\u306e\u82f1\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<figure id=\"attachment_108159\" aria-describedby=\"caption-attachment-108159\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-108159 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/\/2020\/07\/word-image-29.jpeg\" alt=\"\u56f330: 2020\u5e745\u670826\u65e5\u306e\u30c9\u30a4\u30c4\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002\" width=\"900\" height=\"573\" \/><figcaption id=\"caption-attachment-108159\" class=\"wp-caption-text\">\u56f330: 2020\u5e745\u670826\u65e5\u306e\u30c9\u30a4\u30c4\u8a9e\u570f\u306e\u53d7\u4fe1\u8005\u306b\u5bfe\u3059\u308bShathak\/TA551\u30de\u30eb\u30b9\u30d1\u30e0\u3002<\/figcaption><\/figure>\n<p>Shathak\/TA551\u304b\u3089\u306f\u3001\u4ee5\u524d\u306f\u305f\u3044\u3066\u3044Ursnif\u304c\u9001\u308a\u51fa\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u30012020\u5e744\u6708\u5f8c\u534a\u4ee5\u964d\u3001\u4e3b\u306bValak\u304c\u914d\u5e03\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u4eca\u3082Ursnif\u304c\u914d\u5e03\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u6700\u8fd1\u3067\u306f2020\u5e746\u670810\u65e5\u30682020\u5e747\u67087\u65e5\u306b\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2><strong>\u7d50\u8ad6<\/strong><\/h2>\n<p>2020\u5e74\u3082\u5f8c\u534a\u306b\u5165\u308a\u307e\u3057\u305f\u304c\u3001Valak\u306e\u52e2\u3044\u306f\u307e\u3063\u305f\u304f\u8870\u3048\u308b\u5146\u3057\u304c\u3042\u308a\u307e\u305b\u3093\u3002Valak\u7528\u306e\u30de\u30af\u30ed\u3092\u542b\u3080Word\u6587\u66f8\u3092\u9001\u308a\u51fa\u3059Shathak\/TA551\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u306e\u30de\u30eb\u30b9\u30d1\u30e0\u306e\u6ce2\u306f\u3055\u3089\u306b\u7d9a\u304f\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u30de\u30eb\u30a6\u30a7\u30a2\u30b3\u30fc\u30c9\u3067\u306e\u30ec\u30b8\u30b9\u30c8\u30ea\u66f4\u65b0\u306b\u3042\u308b\u7a0b\u5ea6\u4f9d\u5b58\u3059\u308b\u305d\u306e\u8907\u96d1\u306a\u611f\u67d3\u30d7\u30ed\u30bb\u30b9\u306b\u3088\u308a\u3001Valak\u306f\u4fdd\u8b77\u3055\u308c\u3066\u3044\u306a\u3044Windows\u30db\u30b9\u30c8\u3092\u7c21\u5358\u306b\u611f\u67d3\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002ADS\u3092\u4f7f\u7528\u3057\u3066Valak\u611f\u67d3\u306e\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u96a0\u307a\u3044\u3059\u308b\u3053\u3068\u3082\u3001\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u3059\u3079\u3066\u306e\u30d1\u30c3\u30c1\u3092\u9069\u7528\u3057\u305f\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306eMicrosoft 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href=\"https:\/\/autofocus.paloaltonetworks.com\/#\/tag\/Unit42.Valak\">Valak<\/a>\u30bf\u30b0\u3092\u3067Valak\u306b\u3088\u308b\u6d3b\u52d5\u3092\u691c\u7d22\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u4ed8\u9332A<\/h3>\n<p>2020\u5e746\u6708\u306eShathak\/TA551\u914d\u5e03\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u306eWord\u6587\u66f8\u306b\u5bfe\u3059\u308bSHA256\u30d5\u30a1\u30a4\u30eb\u30cf\u30c3\u30b7\u30e5\u3068\u95a2\u9023\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u540d\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u3053\u3061\u3089\u304b\u3089\u5165\u624b\u3067\u304d\u307e\u3059\u3002 <a 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