{"id":123616,"date":"2022-06-13T03:00:57","date_gmt":"2022-06-13T10:00:57","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=123616"},"modified":"2024-03-06T18:28:57","modified_gmt":"2024-03-07T02:28:57","slug":"pingpull-gallium","status":"publish","type":"post","link":"https:\/\/origin-unit42.paloaltonetworks.com\/ja\/pingpull-gallium\/","title":{"rendered":"GALLIUM\u3001\u65b0\u30c4\u30fc\u30ebPingPull\u3067\u901a\u4fe1\u30fb\u653f\u5e9c\u30fb\u91d1\u878d\u696d\u7a2e\u3078\u6a19\u7684\u3092\u62e1\u5927"},"content":{"rendered":"<h2><a id=\"post-123616-_3n3m68km8wj1\"><\/a>\u6982\u8981<\/h2>\n<p>Unit 42\u306f\u6700\u8fd1\u3001PingPull\u3068\u3044\u3046\u691c\u51fa\u56f0\u96e3\u306a\u65b0\u3057\u3044\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u578b\u30c8\u30ed\u30a4\u306e\u6728\u99ac\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002PingPull\u3092\u4f7f\u3063\u3066\u3044\u308b\u306e\u306f\u6a19\u7684\u578b\u653b\u6483\u30b0\u30eb\u30fc\u30d7(APT)\u306eGALLIUM\u3067\u3059\u3002<\/p>\n<p>Unit 42\u306f\u8907\u6570\u306eAPT\u30b0\u30eb\u30fc\u30d7\u306e\u95a2\u9023\u30a4\u30f3\u30d5\u30e9\u3092\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3057\u3066\u3044\u307e\u3059\u304c\u3001<a href=\"https:\/\/attack.mitre.org\/groups\/G0093\/\">GALLIUM<\/a>(\u5225\u540dSoftcell)\u306f\u6771\u5357\u30a2\u30b8\u30a2\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u3001\u30a2\u30d5\u30ea\u30ab\u3067\u4e8b\u696d\u3092\u55b6\u3080\u901a\u4fe1\u4e8b\u696d\u8005\u3092\u6a19\u7684\u306b\u3059\u308b\u3053\u3068\u3067\u540d\u524d\u304c\u77e5\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3053\u306e\u30b0\u30eb\u30fc\u30d7\u306e\u5730\u7406\u7684\u306a\u6a19\u7684\u9078\u5b9a\u3001\u7279\u5b9a\u5206\u91ce\u3078\u306e\u95a2\u5fc3\u3001\u6280\u8853\u7fd2\u719f\u5ea6\u306b\u52a0\u3048\u3001\u65e2\u77e5\u306e\u4e2d\u56fd\u7cfb\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u4f7f\u3046\u30de\u30eb\u30a6\u30a7\u30a2\u3084\u6226\u8853\u30fb\u6280\u8853\u30fb\u624b\u9806(TTP)\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304b\u3089\u3001\u696d\u754c\u3067\u306f\u540c\u30b0\u30eb\u30fc\u30d7\u304c\u304a\u305d\u3089\u304f\u4e2d\u56fd\u306e\u56fd\u5bb6\u652f\u63f4\u578b\u653b\u6483\u30b0\u30eb\u30fc\u30d7\u3067\u3042\u308d\u3046\u3068<a href=\"https:\/\/www.cybereason.com\/blog\/research\/operation-soft-cell-a-worldwide-campaign-against-telecommunications-providers\">\u8a55\u4fa1<\/a>\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u30531\u5e74\u306f\u901a\u4fe1\u4e8b\u696d\u8005\u306e\u307b\u304b\u91d1\u878d\u6a5f\u95a2\u3084\u653f\u5e9c\u6a5f\u95a2\u306b\u3082\u5bfe\u8c61\u304c\u5e83\u304c\u3063\u3066\u304a\u308a\u3001\u3053\u306e\u9593\u79c1\u305f\u3061\u306f\u3001\u30a2\u30d5\u30ac\u30cb\u30b9\u30bf\u30f3\u3001\u30aa\u30fc\u30b9\u30c8\u30e9\u30ea\u30a2\u3001\u30d9\u30eb\u30ae\u30fc\u3001\u30ab\u30f3\u30dc\u30b8\u30a2\u3001\u30de\u30ec\u30fc\u30b7\u30a2\u3001\u30e2\u30b6\u30f3\u30d3\u30fc\u30af\u3001\u30d5\u30a3\u30ea\u30d4\u30f3\u3001\u30ed\u30b7\u30a2\u3001\u30d9\u30c8\u30ca\u30e0\u306b\u307e\u305f\u304c\u308b\u6570\u3005\u306e\u7d44\u7e54\u3068\u3001GALLIUM\u306e\u30a4\u30f3\u30d5\u30e9\u3068\u306e\u9593\u306b\u8907\u6570\u306e\u3064\u306a\u304c\u308a\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002\u3068\u308a\u308f\u3051\u91cd\u8981\u306a\u306e\u304c\u3001\u540c\u30b0\u30eb\u30fc\u30d7\u306b\u3088\u308b\u65b0\u305f\u306a\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u578b\u30c8\u30ed\u30a4\u306e\u6728\u99ac\u300cPingPull\u300d\u306e\u4f7f\u7528\u304c\u78ba\u8a8d\u3055\u308c\u305f\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>PingPull\u306f\u3001\u30b3\u30de\u30f3\u30c9\uff06\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb(C2)\u306bICMP\u3001HTTP\/HTTPS\u3001raw TCP\u306e3\u3064\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002ICMP\u30c8\u30f3\u30cd\u30eb\u306e\u4f7f\u7528\u306f\u3068\u304f\u306b\u76ee\u65b0\u3057\u3044\u624b\u6cd5\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001PingPull\u306fICMP\u3092\u4f7f\u3046\u3053\u3068\u3067C2\u901a\u4fe1\u3092\u691c\u51fa\u3055\u308c\u306b\u304f\u304f\u3057\u3066\u3044\u307e\u3059\u3002\u3068\u3044\u3046\u306e\u3082\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067ICMP\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u691c\u67fb\u3092\u5b9f\u65bd\u3057\u3066\u3044\u308b\u7d44\u7e54\u306f\u307b\u3068\u3093\u3069\u306a\u3044\u304b\u3089\u3067\u3059\u3002\u672c\u7a3f\u3067\u306f\u3001\u3053\u306e\u65b0\u3057\u3044\u30c4\u30fc\u30eb\u306e\u5185\u5bb9\u8a73\u7d30\u3068GALLIUM\u30b0\u30eb\u30fc\u30d7\u306e\u6700\u8fd1\u306e\u30a4\u30f3\u30d5\u30e9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3001<a href=\"https:\/\/www.paloaltonetworks.jp\/products\/secure-the-network\/subscriptions\/threat-prevention\">\u8105\u5a01\u9632\u5fa1<\/a>\u3001<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/advanced-url-filtering\">Advanced URL Filtering<\/a>\u3001<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/dns-security\">DNS\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>\u3001<a href=\"https:\/\/www.paloaltonetworks.jp\/cortex\/cortex-xdr\">Cortex XDR<\/a>\u3001<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/wildfire\">WildFire<\/a>\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u89e3\u6790\u3092\u901a\u3058\u3066\u3001\u672c\u7a3f\u3067\u8aac\u660e\u3059\u308b\u8105\u5a01\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u672c\u7a3f\u306b\u95a2\u9023\u3057\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30c6\u30af\u30cb\u30c3\u30af\u3001\u672c\u7a3f\u306b\u95a2\u9023\u3057\u3066\u3068\u308b\u3079\u304d\u884c\u52d5\u6307\u91dd (CoA)\u3001\u4fb5\u5bb3\u6307\u6a19(IoC)\u306b\u95a2\u3059\u308b\u5168\u5bb9\u306f\u3001<a class=\"c-link\" tabindex=\"-1\" href=\"https:\/\/unit42.paloaltonetworks.com\/atoms\/alloytaurus\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-remove-tab-index=\"true\" data-sk=\"tooltip_parent\" data-stringify-link=\"https:\/\/unit42.paloaltonetworks.com\/atoms\/alloytaurus\/\">Unit 42 ATOM\u30d3\u30e5\u30fc\u30a2<\/a>\u304b\u3089\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<table style=\"width: 98.2586%;\">\n<tbody>\n<tr>\n<td style=\"width: 44.2971%;\"><span style=\"font-weight: 400;\">\u95a2\u9023\u3059\u308b Unit 42 \u306e\u30c8\u30d4\u30c3\u30af<\/span><\/td>\n<td style=\"width: 315.65%;\"><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/apt-ja\/\"><span style=\"font-weight: 400;\">Advanced persistent threats<\/span><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u76ee\u6b21<\/h2>\n<p><a href=\"#PingPull-Malware\">PingPull \u30de\u30eb\u30a6\u30a7\u30a2<\/a><br \/>\n<a href=\"#ICMP-Variant\">ICMP\u306e\u4e9c\u7a2e<\/a><br \/>\n<a href=\"#HTTPS-Variant\">HTTPS\u306e\u4e9c\u7a2e<\/a><br \/>\n<a href=\"#TCP-Variant\">TCP\u306e\u4e9c\u7a2e<\/a><br \/>\n<a href=\"#Protections-and-Mitigations\">\u30a4\u30f3\u30d5\u30e9<\/a><br \/>\n<a href=\"#Protections-and-Mitigations\">\u4fdd\u8b77\u3068\u7de9\u548c\u7b56<\/a><br \/>\n<a href=\"#Conclusion\">\u7d50\u8ad6<\/a><br \/>\n<a href=\"#Additional-Resources\">\u8ffd\u52a0\u30ea\u30bd\u30fc\u30b9<\/a><br \/>\n<a href=\"#Indicators-of-Compromise\">IoC<\/a><\/p>\n<h2><a id=\"PingPull-Malware\"><\/a>PingPull\u30de\u30eb\u30a6\u30a7\u30a2<\/h2>\n<p>PingPull\u306fVisual C++\u3067\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306fPingPull\u3092\u4f7f\u3046\u3053\u3068\u3067\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u305f\u308a\u4fb5\u5165\u5148\u30db\u30b9\u30c8\u4e0a\u306e\u30ea\u30d0\u30fc\u30b9\u30b7\u30a7\u30eb\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002PingPull\u306b\u306fC2\u901a\u4fe1\u306bICMP\u3001HTTP\/HTTPS\u3001raw TCP\u306e3\u7a2e\u985e\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3059\u308b\u4e9c\u7a2e\u304c\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u3053\u308c\u3089\u306f\u6a5f\u80fd\u7684\u306b\u306f\u540c\u3058\u3067\u3059\u3002\u3069\u306e\u3088\u3046\u306a\u901a\u4fe1\u3092\u884c\u3046\u5834\u5408\u3067\u3082\u3001PingPull\u306e\u5404\u4e9c\u7a2e\u306f\u3001\u6b21\u306e\u69cb\u9020\u3092\u6301\u3064\u30ab\u30b9\u30bf\u30e0\u6587\u5b57\u5217\u3092\u7d44\u307f\u7acb\u3066\u3066C2\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u306e\u6587\u5b57\u5217\u306fC2\u30b5\u30fc\u30d0\u30fc\u304c\u4fb5\u5bb3\u5148\u30b7\u30b9\u30c6\u30e0\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">PROJECT_[\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u540d(\u5927\u6587\u5b57\u8868\u8a18)]_[\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u540d(\u5927\u6587\u5b57\u8868\u8a18)]_[IP\u30a2\u30c9\u30ec\u30b9\u306e16\u9032\u8868\u8a18(\u5927\u6587\u5b57\u8868\u8a18)]<\/span><\/p>\n<p>PingPull\u306f\u5404\u4e9c\u7a2e\u3068\u3082\u4ee5\u4e0b\u306e\u8aac\u660e\u3092\u3082\u3064\u30b5\u30fc\u30d3\u30b9\u3068\u3057\u3066\u81ea\u8eab\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">Provides tunnel connectivity using IPv6 transition technologies (6to4, ISATAP, Port Proxy, and Teredo), and IP-HTTPS. If this service is stopped, the computer will not have the enhanced connectivity benefits that these technologies offer.<\/span><\/p>\n<p>\u3053\u306e\u8a18\u8ff0\u306f\u6b63\u898f\u306e<span style=\"font-family: 'courier new', courier, monospace;\">iphlpsvc<\/span>\u30b5\u30fc\u30d3\u30b9\u3068\u5b8c\u5168\u306b\u540c\u4e00\u3067\u3059\u3002PingPull\u306f\u30b5\u30fc\u30d3\u30b9\u540d\u306b<span style=\"font-family: 'courier new', courier, monospace;\">Iph1psvc<\/span>\u3092\u4f7f\u3044\u3001\u8868\u793a\u540d\u306b<span style=\"font-family: 'courier new', courier, monospace;\">IP Helper<\/span>\u3067\u306f\u306a\u304f<span style=\"font-family: 'courier new', courier, monospace;\">IP He1per<\/span>\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u3053\u306e\u6b63\u898f\u30b5\u30fc\u30d3\u30b9\u3092\u610f\u56f3\u7684\u306b\u6a21\u5023\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001PingPull\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u306a\u304b\u306b\u306f\u3001\u3053\u308c\u3068\u540c\u3058\u8aac\u660e\u3092\u3082\u3061\u3001\u30b5\u30fc\u30d3\u30b9\u540d\u304c<span style=\"font-family: 'courier new', courier, monospace;\">Onedrive<\/span>\u3067\u3042\u308b\u3082\u306e\u3082\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>PingPull\u306e3\u3064\u306e\u4e9c\u7a2e\u306f\u3001\u30b3\u30de\u30f3\u30c9\u30cf\u30f3\u30c9\u30e9\u3067\u5229\u7528\u3067\u304d\u308b\u30b3\u30de\u30f3\u30c9\u304c\u540c\u3058\u3067\u3059\u3002\u4ee5\u4e0b\u88681\u306b\u793a\u3059\u30b3\u30de\u30f3\u30c9\u304b\u3089\u306f\u3001PingPull\u304c\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u4e0a\u3067\u3055\u307e\u3056\u307e\u306a\u6d3b\u52d5\u3092\u884c\u3048\u308b\u3053\u3068\u3001\u307e\u305f<span style=\"font-family: 'courier new', courier, monospace;\">cmd.exe<\/span>\u3092\u30a2\u30af\u30bf\u30fc\u306e\u30ea\u30d0\u30fc\u30b9\u30b7\u30a7\u30eb\u306b\u3057\u3066\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<table style=\"width: 91.7145%;\">\n<tbody>\n<tr>\n<td style=\"width: 14.4951%;\"><b>\u30b3\u30de\u30f3\u30c9<\/b><\/td>\n<td style=\"width: 195.114%;\"><b>\u8aac\u660e<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">A<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30b9\u30c8\u30ec\u30fc\u30b8\u30dc\u30ea\u30e5\u30fc\u30e0\u3092\u5217\u6319(<span style=\"font-family: 'courier new', courier, monospace;\">A:<\/span>\uff5e<span style=\"font-family: 'courier new', courier, monospace;\"> Z:<\/span>)\u3059\u308b\u3002<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">B<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a9\u30eb\u30c0\u5185\u5bb9\u306e\u4e00\u89a7\u8868\u793a<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">C<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u51fa\u3059<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">D<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a1\u30a4\u30eb\u3092\u66f8\u304d\u8fbc\u3080<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">E<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">F<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u51fa\u3057\u306616\u9032\u6570\u5f62\u5f0f\u306b\u5909\u63db\u3059\u308b<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">G<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">16\u9032\u6570\u5f62\u5f0f\u304b\u3089\u5909\u63db\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">H<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3057\u3001\u4f5c\u6210\u6642\u9593\u3001\u66f8\u304d\u8fbc\u307f\u6642\u9593\u3001\u30a2\u30af\u30bb\u30b9\u6642\u9593\u3092\u5143\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u4e00\u81f4\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">I<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a1\u30a4\u30eb\u3092\u79fb\u52d5\u3057\u3001\u5143\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u4e00\u81f4\u3059\u308b\u3088\u3046\u306b\u4f5c\u6210\u3001\u66f8\u304d\u8fbc\u307f\u3001\u30a2\u30af\u30bb\u30b9\u6642\u9593\u3092\u8a2d\u5b9a\u3059\u308b<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">J<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3059\u308b<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">K<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\">\u30d5\u30a1\u30a4\u30eb\u306btimestomp\u3092\u5b9f\u884c\u3057\u3066\u75d5\u8de1\u3092\u524a\u9664\u3059\u308b<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.4951%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">M<\/span><\/td>\n<td style=\"width: 195.114%;\"><span style=\"font-weight: 400;\"><span style=\"font-family: 'courier new', courier, monospace;\">cmd.exe<\/span>\u3067\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"font-size: 10pt; color: #999999;\"><em>\u8868 1. PingPull\u306e\u30b3\u30de\u30f3\u30c9\u30cf\u30f3\u30c9\u30e9\u3067\u5229\u7528\u53ef\u80fd\u306a\u30b3\u30de\u30f3\u30c9<\/em><\/span><\/p>\n<p>\u88681\u306b\u793a\u3059\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3055\u3044\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306fC2\u30b5\u30fc\u30d0\u30fc\u3092PingPull\u30d3\u30fc\u30b3\u30f3\u306b\u5fdc\u7b54\u3055\u305b\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u6e21\u3059\u30b3\u30de\u30f3\u30c9\u3068\u5f15\u6570\u306f\u3001CBC(cipher block chaining)\u30e2\u30fc\u30c9\u306eAES\u3067\u6697\u53f7\u5316\u3055\u308c\u3001base64\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u65e2\u77e5\u306ePingPull\u30b5\u30f3\u30d7\u30eb\u306e\u306a\u304b\u304b\u3089\u56fa\u6709\u306eAES\u9375\u30922\u3064\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002<span style=\"font-family: 'courier new', courier, monospace;\">P29456789A1234sS<\/span>\u3068<span style=\"font-family: 'courier new', courier, monospace;\">dC@133321Ikd!D^i<\/span>\u3067\u3059\u3002<\/p>\n<p>PingPull\u306f\u53d7\u4fe1\u30c7\u30fc\u30bf\u3092\u5fa9\u53f7\u3057\u3001\u5f97\u3089\u308c\u305f\u5e73\u6587\u3092\u30d1\u30fc\u30b9\u3057\u3066\u4ee5\u4e0b\u306e\u69cb\u9020\u5185\u306e\u30b3\u30de\u30f3\u30c9\u3068\u8ffd\u52a0\u5f15\u6570\u3092\u63a2\u3057\u307e\u3059\u3002<\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">&amp;[AES\u9375]=[\u30b3\u30de\u30f3\u30c9]&amp;z0=[\u4e0d\u660e]&amp;z1=[\u5f15\u65701]&amp;z2=[\u5f15\u65702]<\/span><\/p>\n<p>\u30b3\u30de\u30f3\u30c9\u6587\u5b57\u5217\u5185\u306e<span style=\"font-family: 'courier new', courier, monospace;\">z0<\/span>\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u7528\u9014\u306f\u4e0d\u660e\u3067\u3059\u3002PingPull\u306f\u3053\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u89e3\u6790\u306f\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u5024\u304c\u4f7f\u7528\u3055\u308c\u305f\u3088\u3046\u3059\u306f\u78ba\u8a8d\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u30b3\u30de\u30f3\u30c9\u6587\u5b57\u5217\u306e\u69cb\u9020\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001\u79c1\u305f\u3061\u306f\u5206\u6790\u74b0\u5883\u3067\u6b21\u306e\u6587\u5b57\u5217\u3092\u4f7f\u3044\u3001<span style=\"font-family: 'courier new', courier, monospace;\">C:\\test.txt<\/span>\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u8aad\u307f\u8fbc\u3080\u3088\u3046PingPull\u306b\u6307\u793a\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3057\u307e\u3057\u305f\u3002<\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">&amp;P29456789A1234sS=C&amp;z0=2&amp;z1=c:\\\\test.txt&amp;z2=none<\/span><\/p>\n<p>\u5206\u6790\u4e2d\u3001PingPull\u306f\u4e0a\u8a18\u306e\u30b3\u30de\u30f3\u30c9\u6587\u5b57\u5217\u306b\u5bfe\u3057\u3066<span style=\"font-family: 'courier new', courier, monospace;\">ya1JF03nUKLg9TkhDgwvx5MSFIoMPllw1zLMC0h4IwM=<\/span>\u3067\u5fdc\u7b54\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u3053\u306e\u5185\u5bb9\u3092\u30c7\u30b3\u30fc\u30c9\u3057\u5fa9\u53f7(AES\u9375\u306b\u306f<span style=\"font-family: 'courier new', courier, monospace;\">P29456789A1234sS<\/span>\u3092\u4f7f\u7528)\u3059\u308b\u3068<span style=\"font-family: 'courier new', courier, monospace;\">some text in a test file.\\x07\\x07\\x07\\x07\\x07\\x07\\x07<\/span>\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u304c\u79c1\u305f\u3061\u306e\u5206\u6790\u30b7\u30b9\u30c6\u30e0\u4e0a\u306e<span style=\"font-family: 'courier new', courier, monospace;\">C:\\test.txt<\/span>\u306e\u5185\u5bb9(PKCS5_PADDING\u3067\u30d1\u30c7\u30a3\u30f3\u30b0\u3055\u308c\u3066\u3044\u308b)\u3067\u3059\u3002<\/p>\n<h2><a id=\"ICMP-Variant\"><\/a>ICMP\u306e\u4e9c\u7a2e<\/h2>\n<p>C2\u901a\u4fe1\u306bICMP\u3092\u4f7f\u7528\u3059\u308bPingPull\u30b5\u30f3\u30d7\u30eb\u306f\u3001C2\u30b5\u30fc\u30d0\u30fc\u306bICMP Echo Request(Ping)\u30d1\u30b1\u30c3\u30c8\u3092\u767a\u884c\u3057\u307e\u3059\u3002C2\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u3053\u306eEcho Request\u306b\u5bfe\u3057\u3066Echo Reply\u30d1\u30b1\u30c3\u30c8\u3067\u5fdc\u7b54\u3059\u308b\u3053\u3068\u3067\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3057\u307e\u3059\u3002PingPull\u3068C2\u30b5\u30fc\u30d0\u30fc\u304c\u4f7f\u3046Echo Request\u30d1\u30b1\u30c3\u30c8\u3068Echo Reply\u30d1\u30b1\u30c3\u30c8\u306f\u3001\u3069\u3061\u3089\u3082\u4ee5\u4e0b\u306e\u540c\u4e00\u306e\u69cb\u9020\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">[8\u30d0\u30a4\u30c8\u306e\u5024]R[\u30b7\u30fc\u30b1\u30f3\u30b9\u756a\u53f7].[\u300cPROJECT\u300d\u3067\u59cb\u307e\u308b\u4e00\u610f\u306a\u8b58\u5225\u6587\u5b57\u5217]\\r\\ntotal=[\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5408\u8a08\u306e\u9577\u3055]\\r\\ncurrent=[\u73fe\u5728\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u9577\u3055]\\r\\n[base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u304b\u3089AES\u6697\u53f7\u3067\u6697\u53f7\u5316\u3057\u305f\u30c7\u30fc\u30bf]<\/span><\/p>\n<p>C2\u306b\u30d3\u30fc\u30b3\u30f3\u3092\u767a\u884c\u3059\u308b\u5834\u5408\u3001PingPull\u306f<span style=\"font-family: 'courier new', courier, monospace;\">total<\/span>\u3068<span style=\"font-family: 'courier new', courier, monospace;\">current<\/span>\u3092<span style=\"font-family: 'courier new', courier, monospace;\">0<\/span>\u306b\u8a2d\u5b9a\u3057\u305fEcho Request\u30d1\u30b1\u30c3\u30c8\u3092C2\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u306e\u3055\u3044\u3001\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u304b\u3089\u6697\u53f7\u5316\u3057\u305f\u30c7\u30fc\u30bf\u306f\u542b\u3081\u307e\u305b\u3093(\u56f31\u53c2\u7167)\u3002<\/p>\n<figure id=\"attachment_123598\" aria-describedby=\"caption-attachment-123598\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123598 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-74.png\" alt=\"\u56f31\u306eICMP\u30d1\u30b1\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u30bb\u30af\u30b7\u30e7\u30f3\u3002PingPull\u304c\u30b3\u30fc\u30c9\u306b\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3057\u305f0x702437047E404103(\\x03\\x41\\x40\\x7E\\x04\\x37\\x24\\x70)\u3068\u3044\u30468\u30d0\u30a4\u30c8\u5024\u3067\u59cb\u307e\u308a\u3001\u305d\u306e\u76f4\u5f8c\u306b\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3057\u305f\u300cR\u300d\u304c\u7d9a\u304f\u3002\" width=\"900\" height=\"163\" \/><figcaption id=\"caption-attachment-123598\" class=\"wp-caption-text\">\u56f3 1. \u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3055\u308c\u305f8\u30d0\u30a4\u30c8\u5024\u3092\u3082\u3064PingPull\u306eICMP\u30d3\u30fc\u30b3\u30f3\u306e\u4f8b<\/figcaption><\/figure>\n<p>\u56f31\u306eICMP\u30d1\u30b1\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u30bb\u30af\u30b7\u30e7\u30f3\u306f\u3001PingPull\u304c\u30b3\u30fc\u30c9\u306b\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3057\u305f<span style=\"font-family: 'courier new', courier, monospace;\">0x702437047E404103<\/span>(<span style=\"font-family: 'courier new', courier, monospace;\">\\x03\\x41\\x40\\x7E\\x04\\x37\\x24\\x70<\/span>)\u3068\u3044\u30468\u30d0\u30a4\u30c8\u5024\u3067\u59cb\u307e\u308a\u3001\u305d\u306e\u76f4\u5f8c\u306b\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3057\u305f\u300cR\u300d\u304c\u7d9a\u304d\u307e\u3059\u3002\u305f\u3060\u3057C2\u901a\u4fe1\u306bICMP\u3092\u4f7f\u7528\u3059\u308b\u5225\u306ePingPull\u30b5\u30f3\u30d7\u30eb\u3067\u3053\u306e8\u30d0\u30a4\u30c8\u306e\u5024\u304c\u7701\u7565\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059(\u56f32\u53c2\u7167)\u3002<\/p>\n<figure id=\"attachment_123600\" aria-describedby=\"caption-attachment-123600\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123600 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-75.png\" alt=\"C2\u901a\u4fe1\u306bICMP\u3092\u4f7f\u7528\u3057\u305f\u5225\u306ePingPull\u30b5\u30f3\u30d7\u30eb\u306f\u3053\u306e\u56f3\u306b\u793a\u3059\u304a\u3046\u306b8\u30d0\u30a4\u30c8\u306e\u5024\u304c\u7701\u7565\u3055\u308c\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"175\" \/><figcaption id=\"caption-attachment-123600\" class=\"wp-caption-text\">\u56f3 2. 8\u30d0\u30a4\u30c8\u5024\u306e\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u304c\u306a\u3044PingPull ICMP\u30d3\u30fc\u30b3\u30f3\u306e\u4f8b<\/figcaption><\/figure>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">\u300cR\u300d<\/span>\u306e\u5f8c\u308d\u306b\u306f\u3001ICMP\u30c7\u30fc\u30bf\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u6700\u5927\u30b5\u30a4\u30ba\u3092\u8d85\u3048\u308b\u30c7\u30fc\u30bf\u306e\u9001\u53d7\u4fe1\u3092\u3059\u308b\u5834\u5408\u306b\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u3059\u308b\u30b7\u30fc\u30b1\u30f3\u30b9\u756a\u53f7\u304c\u5165\u308a\u307e\u3059\u3002\u30b7\u30fc\u30b1\u30f3\u30b9\u756a\u53f7\u306e\u76f4\u5f8c\u306b\u306f\u30d4\u30ea\u30aa\u30c9\u300c<span style=\"font-family: 'courier new', courier, monospace;\">.<\/span>\u300d\u304c\u7d9a\u304d\u3001\u305d\u306e\u5f8c\u306b\u306fPingPull\u306e\u751f\u6210\u3059\u308b\u300c<span style=\"font-family: 'courier new', courier, monospace;\">PROJECT<\/span>\u300d\u3067\u59cb\u307e\u308b\u4e00\u610f\u306a\u8b58\u5225\u5b50\u6587\u5b57\u5217\u304c\u7d9a\u304d\u307e\u3059\u3002ICMP\u30c7\u30fc\u30bf\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u306f<span style=\"font-family: 'courier new', courier, monospace;\">total=[\u6574\u6570\u5024]<\/span>\u3068<span style=\"font-family: 'courier new', courier, monospace;\">current=[\u6574\u6570\u5024]<\/span>\u304c\u542b\u307e\u308c\u307e\u3059\u3002PingPull\u3068C2\u306e\u4e21\u65b9\u304c\u3053\u308c\u3092\u4f7f\u3063\u3066\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u5168\u9577\u3068\u73fe\u5728\u306e\u30d1\u30b1\u30c3\u30c8\u3067\u9001\u4fe1\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30c1\u30e3\u30f3\u30af\u306e\u9577\u3055\u3092\u6c7a\u3081\u3066\u3044\u307e\u3059\u3002\u5404ICMP\u30d1\u30b1\u30c3\u30c8\u3067\u9001\u4fe1\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306f\u3001\u30b5\u30f3\u30d7\u30eb\u56fa\u6709\u306e\u9375\u3092\u4f7f\u3063\u3066AES\u3067\u751f\u6210\u3057\u305f\u6697\u53f7\u6587\u3092base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u6587\u5b57\u5217\u3067\u3059\u3002\u300ccurrent\u300d\u306e\u5024\u306e\u76f4\u5f8c\u306e\u65b0\u3057\u3044\u884c\u306b\u3001\u3053\u306e\u30a8\u30f3\u30b3\u30fc\u30c9\u3068\u6697\u53f7\u5316\u304c\u6e08\u3093\u3060\u30c7\u30fc\u30bf\u304c\u7d9a\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001PingPull\u306f\u30c6\u30b9\u30c8\u30b3\u30de\u30f3\u30c9\u306b\u5fdc\u7b54\u3059\u308b\u969b\u3001\u56f33\u306b\u793a\u3057\u305fICMP Echo Request\u30d1\u30b1\u30c3\u30c8\u3092C2\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u4fe1\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u30d1\u30b1\u30c3\u30c8\u306b\u306f\u3001\u671f\u5f85\u3057\u3066\u3044\u308b\u30b3\u30de\u30f3\u30c9\u306e\u7d50\u679c\u3092\u8868\u3059<span style=\"font-family: 'courier new', courier, monospace;\">ya1JF03nUKLg9TkhDgwvx5MSFIoMPllw1zLMC0h4IwM=<\/span>\u3068\u3044\u3046base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u6587\u5b57\u5217\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123602\" aria-describedby=\"caption-attachment-123602\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123602 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-76.png\" alt=\"\u30c6\u30b9\u30c8\u30b3\u30de\u30f3\u30c9\u306b\u5fdc\u7b54\u3057\u3066PingPull\u304c\u9001\u4fe1\u3057\u305fICMP Echo Request\u30d1\u30b1\u30c3\u30c8\u3002 \" width=\"900\" height=\"257\" \/><figcaption id=\"caption-attachment-123602\" class=\"wp-caption-text\">\u56f3 3. PingPull\u304cICMP\u7d4c\u7531\u3067\u30b3\u30de\u30f3\u30c9\u306b\u5fdc\u7b54<\/figcaption><\/figure>\n<h2><a id=\"HTTPS-Variant\"><\/a>HTTPS\u306e\u4e9c\u7a2e<\/h2>\n<p>PingPull\u306e\u5225\u306e\u4e9c\u7a2e\u306f\u3001C2\u30b5\u30fc\u30d0\u30fc\u3068\u306e\u901a\u4fe1\u306bICMP\u3067\u306f\u306a\u304fHTTPS\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u521d\u671f\u30d3\u30fc\u30b3\u30f3\u306b\u306f\u3053\u306eHTTPS\u30c1\u30e3\u30cd\u30eb\u7d4c\u7531\u306ePOST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4f7f\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u3055\u3044PingPull\u304c\u751f\u6210\u3057\u305f\u4e00\u610f\u306a\u8b58\u5225\u5b50\u6587\u5b57\u5217\u3092URL\u3068\u3057\u3066\u4f7f\u3044\u307e\u3059\u3002\u56f34\u306f\u3001PingPull\u304c\u30d3\u30fc\u30b3\u30f3\u3068\u3057\u3066\u9001\u4fe1\u3057\u305fPOST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u4f8b\u3067\u3001<span style=\"font-family: 'courier new', courier, monospace;\">samp.exe<\/span>\u306f\u30d5\u30a1\u30a4\u30eb\u540d\u3001<span style=\"font-family: 'courier new', courier, monospace;\">DESKTOP-U9SM1U2<\/span>\u306f\u79c1\u305f\u3061\u304c\u5206\u6790\u306b\u4f7f\u3063\u3066\u3044\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u30db\u30b9\u30c8\u540d\u3001<span style=\"font-family: 'courier new', courier, monospace;\">172.16.189[.]130<\/span>(<span style=\"font-family: 'courier new', courier, monospace;\">0xAC10BD82<\/span>)\u306f\u540c\u30b7\u30b9\u30c6\u30e0\u306eIP\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002<\/p>\n<p><figure id=\"attachment_123604\" aria-describedby=\"caption-attachment-123604\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123604 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-77.png\" alt=\"\u3053\u308c\u306f\u3001PingPull\u304c\u30d3\u30fc\u30b3\u30f3\u3068\u3057\u3066\u9001\u4fe1\u3057\u305fPOST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u4f8b\u3067\u3001samp.exe\u306f\u30d5\u30a1\u30a4\u30eb\u540d\u3001DESKTOP-U9SM1U2\u306f\u79c1\u305f\u3061\u304c\u5206\u6790\u306b\u4f7f\u3063\u3066\u3044\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u30db\u30b9\u30c8\u540d\u3001172.16.189[.]130\u306f\u540c\u30b7\u30b9\u30c6\u30e0\u306eIP\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002 \" width=\"900\" height=\"220\" \/><figcaption id=\"caption-attachment-123604\" class=\"wp-caption-text\">\u56f3 4. PingPull\u306eHTTPS\u30d3\u30fc\u30b3\u30f3\u306e\u4f8b<\/figcaption><\/figure>\u521d\u671f\u30d3\u30fc\u30b3\u30f3\u306f\u30c7\u30fc\u30bf\u306e\u306a\u3044POST\u30ea\u30af\u30a8\u30b9\u30c8\u3067HTTP\u30d8\u30c3\u30c0\u306eContent-Length\u306f<span style=\"font-family: 'courier new', courier, monospace;\">0<\/span>\u306b\u306a\u308a\u307e\u3059\u3002\u30b3\u30de\u30f3\u30c9\u306b\u5bfe\u3057\u3066\u7d50\u679c\u3092\u5fdc\u7b54\u3059\u308b\u3055\u3044PingPull\u306f\u3053\u308c\u3068\u540c\u3058URL\u69cb\u9020\u3092\u4f7f\u3044\u307e\u3059\u3002\u305d\u306e\u3055\u3044\u3001base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066AES\u9375\u3067\u6697\u53f7\u5316\u3057\u305f\u7d50\u679c\u3092\u30c7\u30fc\u30bf\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u542b\u3081\u305f2\u3064\u76ee\u306ePOST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u767a\u884c\u3057\u307e\u3059\u3002\u56f35\u306f\u79c1\u305f\u3061\u304c\u30c6\u30b9\u30c8\u3067\u767a\u884c\u3057\u305f<span style=\"font-family: 'courier new', courier, monospace;\">C:\\test.txt<\/span>\u306e\u5185\u5bb9\u3092\u8aad\u307f\u53d6\u308b\u3068\u3044\u3046\u30b3\u30de\u30f3\u30c9\u3078\u306ePingPull\u306e\u5fdc\u7b54\u3092\u793a\u3057\u305f\u3082\u306e\u3067\u3059\u3002POST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30c7\u30fc\u30bf\u30bb\u30af\u30b7\u30e7\u30f3\u306f<span style=\"font-family: 'courier new', courier, monospace;\">ya1JF03nUKLg9TkhDgwvx5MSFIoMPllw1zLMC0h4IwM=<\/span>\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u3092\u30c7\u30b3\u30fc\u30c9\u3057\u3066\u8907\u5408\u3059\u308b\u3068<span style=\"font-family: 'courier new', courier, monospace;\">some text in a test file.\\x07\\x07\\x07\\x07\\x07\\x07\\x07<\/span>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123606\" aria-describedby=\"caption-attachment-123606\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123606 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-78.png\" alt=\"\u56f35\u306f\u79c1\u305f\u3061\u304c\u30c6\u30b9\u30c8\u3067\u767a\u884c\u3057\u305fC:\\test.txt\u306e\u5185\u5bb9\u3092\u8aad\u307f\u53d6\u308b\u3068\u3044\u3046\u30b3\u30de\u30f3\u30c9\u3078\u306ePingPull\u306e\u5fdc\u7b54\u3092\u793a\u3057\u305f\u3082\u306e\u3067\u3059\u3002POST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30c7\u30fc\u30bf\u30bb\u30af\u30b7\u30e7\u30f3\u306fya1JF03nUKLg9TkhDgwvx5MSFIoMPllw1zLMC0h4IwM=\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u3092\u30c7\u30b3\u30fc\u30c9\u3057\u3066\u8907\u5408\u3059\u308b\u3068some text in a test file.\\x07\\x07\\x07\\x07\\x07\\x07\\x07\u306b\u306a\u308a\u307e\u3059\u3002\" width=\"900\" height=\"246\" \/><figcaption id=\"caption-attachment-123606\" class=\"wp-caption-text\">\u56f3 5. PingPull\u304cHTTPS\u7d4c\u7531\u3067\u30b3\u30de\u30f3\u30c9\u306b\u5fdc\u7b54<\/figcaption><\/figure>\n<h2><a id=\"TCP-Variant\"><\/a>TCP\u306e\u4e9c\u7a2e<\/h2>\n<p>\u3053\u306ePingPull\u4e9c\u7a2e\u306fICMP\u3084HTTPS\u3067\u306f\u306a\u304fraw TCP\u3067C2\u901a\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002\u4ed6\u306eC2\u30c1\u30e3\u30f3\u30cd\u30eb\u540c\u69d8\u3001\u3053\u306e\u30d3\u30fc\u30b3\u30f3\u3067\u9001\u4fe1\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306b\u3082PingPull\u304c\u751f\u6210\u3057\u305f\u300c<span style=\"font-family: 'courier new', courier, monospace;\">PROJECT<\/span>\u300d\u3067\u59cb\u307e\u308b\u4e00\u610f\u306a\u8b58\u5225\u5b50\u6587\u5b57\u5217\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u305f\u3060\u3057\u3053\u306eTCP C2\u30c1\u30e3\u30cd\u30eb\u306f\u5f8c\u7d9a\u30c7\u30fc\u30bf\u9577\u3092\u8868\u30594\u30d0\u30a4\u30c8\u5024\u3067\u59cb\u307e\u308a\u307e\u3059(\u4ee5\u4e0b\u306e\u30d3\u30fc\u30b3\u30f3\u69cb\u9020\u53c2\u7167)\u3002<\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">[\u5f8c\u7d9a\u30c7\u30fc\u30bf\u306eDWORD\u9577]PROJECT_[\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u540d(\u5927\u6587\u5b57\u8868\u8a18)]_[\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u540d(\u5927\u6587\u5b57\u8868\u8a18)]_[IP\u30a2\u30c9\u30ec\u30b9\u306e16\u9032\u8868\u8a18(\u5927\u6587\u5b57\u8868\u8a18)]<\/span><\/p>\n<p>\u3053\u306e\u56f3\u306fTCP\u901a\u4fe1\u30c1\u30e3\u30f3\u30cd\u30eb(\u5168\u4f53)\u306e\u4f8b\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u6700\u521d\u306e\u8d64\u6587\u5b57: PingPull\u304c\u9001\u4fe1\u3057\u305f\u30d3\u30fc\u30b3\u30f3<\/li>\n<li>\u9752\u6587\u5b57: \u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3057\u3066\u3044\u308bC2<\/li>\n<li>2\u3064\u3081\u306e\u8d64\u6587\u5b57: \u30b3\u30de\u30f3\u30c9\u306b\u5fdc\u7b54\u3059\u308bPingPull<\/li>\n<\/ul>\n<figure id=\"attachment_123608\" aria-describedby=\"caption-attachment-123608\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123608 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-79.png\" alt=\"TCP\u901a\u4fe1\u30c1\u30e3\u30cd\u30eb\u5168\u4f53\u306e\u4f8b\u3002PingPull\u304c\u9001\u4fe1\u3057\u305f\u30d3\u30fc\u30b3\u30f3\u304c\u6700\u521d\u306e\u30d6\u30ed\u30c3\u30af\u306e\u30c6\u30ad\u30b9\u30c8(\u8d64\u3067\u30cf\u30a4\u30e9\u30a4\u30c8)\u3001C2\u304c\u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3057\u305f\u306e2\u3064\u3081\u306e\u30d6\u30ed\u30c3\u30af\u306e\u30c6\u30ad\u30b9\u30c8(\u9752\u3067\u30cf\u30a4\u30e9\u30a4\u30c8)\u3001PingPull\u304c\u30b3\u30de\u30f3\u30c9\u306b\u5fdc\u7b54\u3057\u305f\u306e\u304c3\u3064\u3081\u306e\u30d6\u30ed\u30c3\u30af\u306e\u30c6\u30ad\u30b9\u30c8(\u8d64\u3067\u30cf\u30a4\u30e9\u30a4\u30c8)\u3002 \" width=\"900\" height=\"299\" \/><figcaption id=\"caption-attachment-123608\" class=\"wp-caption-text\">\u56f3 6. PingPull\u304cTCP\u30d3\u30fc\u30b3\u30f3\u9001\u4fe1\u3001C2\u304c\u30b3\u30de\u30f3\u30c9\u767a\u884c\u3001PingPull\u304c\u7d50\u679c\u3092\u9001\u4fe1<\/figcaption><\/figure>\n<p>\u56f36\u306e\u30d3\u30fc\u30b3\u30f3\u306f\u300145\u30d0\u30a4\u30c8(0x2d)\u306e\u30c7\u30fc\u30bf\u9577\u3067\u59cb\u307e\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u4e00\u610f\u306a\u8b58\u5225\u6587\u5b57\u5217\u304c\u4e0e\u3048\u3089\u308c\u3066\u3044\u3066\u3001\u3053\u3053\u3067\u306f<span style=\"font-family: 'courier new', courier, monospace;\">samp_f86ebe.exe<\/span>\u304c\u30d5\u30a1\u30a4\u30eb\u540d\u3001<span style=\"font-family: 'courier new', courier, monospace;\">DESKTOP-U9SM1U2<\/span>\u304c\u79c1\u305f\u3061\u304c\u5206\u6790\u306b\u4f7f\u3063\u3066\u3044\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u30db\u30b9\u30c8\u540d\u3001 <span style=\"font-family: 'courier new', courier, monospace;\">172.16.189[.]130<\/span> (<span style=\"font-family: 'courier new', courier, monospace;\">0xAC10BD82<\/span>)\u304c\u540c\u30b7\u30b9\u30c6\u30e0\u306eIP\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002\u3053\u306e\u30d3\u30fc\u30b3\u30f3\u306b\u5bfe\u3059\u308bC2\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u306f\u300164\u30d0\u30a4\u30c8(0x40)\u306e\u30c7\u30fc\u30bf\u9577\u3067\u59cb\u307e\u308a\u3001\u30b3\u30de\u30f3\u30c9\u3092\u6697\u53f7\u5316\u3057\u305f\u3082\u306e\u3092base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u6587\u5b57\u5217\u304c\u7d9a\u304d\u307e\u3059\u3002PingPull\u306fC2\u304b\u3089\u63d0\u4f9b\u3055\u308c\u305f\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3001\u30c7\u30fc\u30bf\u9577\u3067\u3042\u308b44\u30d0\u30a4\u30c8(0x2c)\u306e\u5f8c\u308d\u306b\u3001\u671f\u5f85\u3055\u308c\u3066\u3044\u308b\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u7d50\u679c\u3092base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u6587\u5b57\u5217<span style=\"font-family: 'courier new', courier, monospace;\">ya1JF03nUKLg9TkhDgwvx5MSFIoMPllw1zLMC0h4IwM=<\/span>\u3092\u3064\u306a\u3052\u305f\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002<\/p>\n<h2><a id=\"Infrastructure\"><\/a>\u30a4\u30f3\u30d5\u30e9<\/h2>\n<p>2021\u5e749\u67089\u65e5\u306b\u30d9\u30c8\u30ca\u30e0\u306e\u3042\u308b\u7d44\u7e54\u304b\u3089<span style=\"font-family: 'courier new', courier, monospace;\">ServerMannger.exe<\/span>(SHA256\uff1a<span style=\"font-family: 'courier new', courier, monospace;\">de14f22c88e552b61c62ab28d27a617fb8c07350ca7c631de5680850282761<\/span>)\u3068\u3044\u3046PingPull\u306e\u30b5\u30f3\u30d7\u30eb\u304c\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306b\u5171\u6709\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u5206\u6790\u3057\u305f\u3068\u3053\u308d\u3001<span style=\"font-family: 'courier new', courier, monospace;\">t1.hinitial[.]com<\/span>\u3068\u3044\u3046C2\u3078\u306e\u30b3\u30fc\u30eb\u30db\u30fc\u30e0\u901a\u4fe1\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u3053\u306eC2\u3092\u3082\u3068\u306b\u3055\u3089\u306b\u8abf\u67fb\u3057\u305f\u3068\u3053\u308d<span style=\"font-family: 'courier new', courier, monospace;\">hinitial[.]com<\/span>\u30c9\u30e1\u30a4\u30f3\u4ee5\u4e0b\u306b\u30db\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u8907\u6570\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u304c\u767a\u898b\u3055\u308c\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u3089\u306f\u6b21\u306e\u3088\u3046\u306a\u547d\u540d\u30d1\u30bf\u30fc\u30f3\u3092\u3082\u3064\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">t1.hinitial[.]com<\/span><br \/>\n<span style=\"font-family: 'courier new', courier, monospace;\">v2.hinitial[.]com<\/span><br \/>\n<span style=\"font-family: 'courier new', courier, monospace;\">v3.hinitial[.]com<\/span><br \/>\n<span style=\"font-family: 'courier new', courier, monospace;\">v4.hinitial[.]com<\/span><br \/>\n<span style=\"font-family: 'courier new', courier, monospace;\">v5.hinitial[.]com<\/span><\/p>\n<p>\u3053\u308c\u3089\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u3055\u3089\u306b\u6df1\u304f\u6398\u308a\u4e0b\u3052\u308b\u3068\u3001\u5404\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u306b\u95a2\u9023\u3059\u308b\u3055\u307e\u3056\u307e\u306aIP\u30a4\u30f3\u30d5\u30e9\u9593\u3067\u8a3c\u660e\u66f8\u304c\u91cd\u8907\u3057\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u59cb\u3081\u307e\u3057\u305f\u3002\u3068\u304f\u306b\u76ee\u7acb\u3063\u305f\u306e\u306f\u3001<span style=\"font-family: 'courier new', courier, monospace;\">76efd8ef3f64059820d937fa87acf9369775ecd5<\/span>\u3068\u3044\u3046SHA1\u5024\u3092\u3082\u3064\u5947\u5999\u306a\u8a2d\u5b9a\u306e\u8a3c\u660e\u66f8\u3067\u3059\u3002\u3053\u306e\u8a3c\u660e\u66f8\u306f\u3001\u6709\u52b9\u671f\u9650\u304c10\u5e74\u3001Common Name\u3092<span style=\"font-family: 'courier new', courier, monospace;\">bbb<\/span>\u3068\u3057\u3066\u4f5c\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u308c\u4ee5\u5916\u306b\u60c5\u5831\u304c\u307e\u3063\u305f\u304f\u4ed8\u4e0e\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u304b\u3089\u3001\u305f\u3060\u3061\u306b\u305d\u306e\u6b63\u5f53\u6027\u304c\u7591\u308f\u308c\u308b\u3082\u306e\u3067\u3057\u305f\u3002<\/p>\n<p><figure id=\"attachment_123610\" aria-describedby=\"caption-attachment-123610\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123610 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-80.png\" alt=\"\u3053\u3053\u306b\u8868\u793a\u3057\u305f\u8a3c\u660e\u66f8\u306f\u8907\u6570\u7591\u308f\u3057\u3044\u7279\u5fb4\u3092\u542b\u3093\u3067\u3044\u308b\u300210\u5e74\u3068\u3044\u3046\u6709\u52b9\u671f\u9650\u3001bbb\u3068\u3044\u3046\u30b3\u30e2\u30f3\u30cd\u30fc\u30e0\u3067\u4f5c\u6210\u3055\u308c\u3066\u3044\u3066\u3001\u305d\u308c\u4ee5\u5916\u306e\u60c5\u5831\u304c\u307e\u3063\u305f\u304f\u4ed8\u4e0e\u3055\u308c\u3066\u3044\u306a\u3044\u3002 \" width=\"900\" height=\"1251\" \/><figcaption id=\"caption-attachment-123610\" class=\"wp-caption-text\">\u56f3 7. hinitial[.]com\u306e\u30a4\u30f3\u30d5\u30e9\u3068\u95a2\u9023\u3059\u308bX.509\u8a3c\u660e\u66f8<\/figcaption><\/figure>2020\u5e749\u6708\u304c\u521d\u8a8d\u306e\u3053\u306e\u8a3c\u660e\u66f8\u306b\u306f\u30016\u3064\u306e\u7570\u306a\u308bIP\u30a2\u30c9\u30ec\u30b9\u3078\u306e\u30ea\u30f3\u30af\u304c\u898b\u3089\u308c\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u3089\u306eIP\u30a2\u30c9\u30ec\u30b9\u306f\u3044\u305a\u308c\u3082<span style=\"font-family: 'courier new', courier, monospace;\">hinitial[.]com<\/span>\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u306e1\u3064\u3092\u30db\u30b9\u30c8\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3055\u3089\u306b\u8abf\u67fb\u306e\u624b\u3092\u5e83\u3052\u308b\u3068\u3001\u3053\u306e\u8a3c\u660e\u66f8\u3068\u3042\u308b\u30c0\u30a4\u30ca\u30df\u30c3\u30afDNS\u30db\u30b9\u30c8<span style=\"font-family: 'courier new', courier, monospace;\">(goodjob36.publicvm[.]com<\/span>)\u3068\u306e\u3082\u30ea\u30f3\u30af\u3082\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002\u3059\u3079\u3066\u306ePingPull\u30b5\u30f3\u30d7\u30eb\u3068\u305d\u306e\u95a2\u9023C2\u30c9\u30e1\u30a4\u30f3\u3068\u3092\u3053\u306e\u3084\u308a\u304b\u305f\u3067\u828b\u3065\u308b\u5f0f\u306b\u8abf\u3079\u3066\u3044\u3063\u305f\u7d50\u679c\u30012020\u5e74\u5f8c\u534a\u306b\u9061\u308b\u3001\u3053\u306e\u30b0\u30eb\u30fc\u30d7\u3068\u95a2\u9023\u3092\u3082\u3064170\u4ef6\u4ee5\u4e0a\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u7279\u5b9a\u3067\u304d\u307e\u3057\u305f\u3002\u9632\u5fa1\u306e\u305f\u3081\u6700\u65b0\u306eIP\u30a4\u30f3\u30d5\u30e9\u3092\u4e0b\u8a18\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u8a18\u8f09\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<h2><a id=\"Protections-and-Mitigations\"><\/a>\u4fdd\u8b77\u3068\u7de9\u548c\u7b56<\/h2>\n<p>\u6771\u5357\u30a2\u30b8\u30a2\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u3001\u30a2\u30d5\u30ea\u30ab\u306b\u62e0\u70b9\u3092\u7f6e\u304f\u901a\u4fe1\u30fb\u91d1\u878d\u30fb\u653f\u5e9c\u95a2\u9023\u7d44\u7e54\u306e\u304b\u305f\u306f\u3001\u4ee5\u4e0b\u306eIoC(\u4fb5\u5bb3\u6307\u6a19)\u3092\u6d3b\u7528\u3057\u3001\u81ea\u793e\u3078\u306e\u5f71\u97ff\u3092\u3054\u78ba\u8a8d\u3044\u305f\u3060\u304f\u3053\u3068\u3092\u304a\u52e7\u3081\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\u306e\u304a\u5ba2\u69d8\u306f\u3001\u5f0a\u793e\u306e\u88fd\u54c1\u30fb\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u308a\u3001\u672c\u30b0\u30eb\u30fc\u30d7\u306b\u95a2\u9023\u3059\u308b\u4ee5\u4e0b\u306e\u5bfe\u7b56\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.paloaltonetworks.jp\/cortex\/cortex-xdr\">Cortex XDR<\/a>\u306f\u3001\u672c\u7a3f\u3067\u7d39\u4ecb\u3057\u305fPingPull\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u691c\u51fa\u3057\u3066\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/p>\n<p>\u30af\u30e9\u30a6\u30c9\u30d9\u30fc\u30b9\u306e\u8105\u5a01\u5206\u6790\u30b5\u30fc\u30d3\u30b9\u3067\u3042\u308b<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/wildfire\">WildFire<\/a>\u306f\u3001PingPull\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u60aa\u610f\u306e\u3042\u308b\u3082\u306e\u3068\u3057\u3066\u6b63\u78ba\u306b\u7279\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.paloaltonetworks.jp\/products\/secure-the-network\/subscriptions\/threat-prevention\">\u8105\u5a01\u9632\u5fa1<\/a>\u306f\u3001PingPull\u30de\u30eb\u30a6\u30a7\u30a2\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u300cPingpull Command and Control Traffic Detection\u300d\u30b7\u30b0\u30cd\u30c1\u30e3(\u8105\u5a01ID 86625\u300186626\u300186627)\u306f\u3001ICMP\u30fbHTTP\/HTTPS\u30fbraw TCP\u3092\u4f7f\u3046C2\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u5bfe\u3059\u308b\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/advanced-url-filtering\">Advanced URL Filtering<\/a> \u3068 <a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/dns-security\">DNS Security<\/a> \u306f\u540c\u8105\u5a01\u30b0\u30eb\u30fc\u30d7\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u30c9\u30e1\u30a4\u30f3\u3092\u60aa\u610f\u306e\u3042\u308b\u3082\u306e\u3068\u3057\u3066\u8b58\u5225\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.paloaltonetworks.jp\/cortex\/autofocus\">AutoFocus\u2122<\/a>\u306e\u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u30b5\u30fc\u30d3\u30b9\u3092\u3054\u5229\u7528\u4e2d\u306e\u304a\u5ba2\u69d8\u306f\u3001\u6b21\u306e\u30bf\u30b0\u3092\u4f7f\u7528\u3057\u3066\u3053\u308c\u3089\u306e\u653b\u6483\u306b\u95a2\u9023\u3059\u308b\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059: PingPull<\/p>\n<p>\u4fb5\u5bb3\u306e\u61f8\u5ff5\u304c\u3042\u308a\u5f0a\u793e\u306b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u95a2\u3059\u308b\u3054\u76f8\u8ac7\u3092\u306a\u3055\u308a\u305f\u3044\u5834\u5408\u306f\u3001<a href=\"https:\/\/start.paloaltonetworks.jp\/contact-unit42.html\">infojapan@paloaltonetworks.com<\/a> \u307e\u3067\u96fb\u5b50\u30e1\u30fc\u30eb\u306b\u3066\u3054\u9023\u7d61\u3044\u305f\u3060\u304f\u304b\u3001\u4e0b\u8a18\u306e\u96fb\u8a71\u756a\u53f7\u307e\u3067\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044(\u3054\u76f8\u8ac7\u306f\u5f0a\u793e\u88fd\u54c1\u306e\u304a\u5ba2\u69d8\u306b\u306f\u9650\u5b9a\u3055\u308c\u307e\u305b\u3093)\u3002<\/p>\n<ul>\n<li>\u5317\u7c73\u30d5\u30ea\u30fc\u30c0\u30a4\u30e4\u30eb: 866.486.4842 (866.4.UNIT42)<\/li>\n<li>EMEA: +31.20.299.3130<\/li>\n<li>APAC: +65.6983.8730<\/li>\n<li>\u65e5\u672c: (+81) 50-1790-0200<\/li>\n<\/ul>\n<h2><a id=\"Conclusion\"><\/a>\u7d50\u8ad6<\/h2>\n<p>GALLIUM\u306f\u6d3b\u767a\u306b\u6771\u5357\u30a2\u30b8\u30a2\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u3001\u30a2\u30d5\u30ea\u30ab\u3092\u307e\u305f\u3044\u3067\u901a\u4fe1\u30fb\u91d1\u878d\u30fb\u653f\u5e9c\u7d44\u7e54\u3078\u306e\u5de5\u4f5c\u6d3b\u52d5\u3092\u7d9a\u3051\u3066\u3044\u308b\u8105\u5a01\u3067\u3059\u3002\u79c1\u305f\u3061\u306f\u3053\u306e1\u5e74\u30679\u30ab\u56fd\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u305f\u6a19\u7684\u578b\u653b\u6483\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30b0\u30eb\u30fc\u30d7\u306f\u3001PingPull\u3068\u547c\u3070\u308c\u308b\u65b0\u30c4\u30fc\u30eb\u3092\u30b5\u30a4\u30d0\u30fc\u30b9\u30d1\u30a4\u6d3b\u52d5\u306b\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u7d44\u7e54\u306b\u3001\u4eca\u56de\u306e\u8abf\u67fb\u7d50\u679c\u3092\u6d3b\u304b\u3057\u3066\u540c\u8105\u5a01\u30b0\u30eb\u30fc\u30d7\u306b\u5bfe\u3059\u308b\u9632\u5fa1\u3092\u304b\u305f\u3081\u3066\u3044\u305f\u3060\u304f\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>NSA Cybersecurity Collaboration Center\u3001Australian Cyber Security Centre\u3092\u306f\u3058\u3081\u3001\u3055\u307e\u3056\u307e\u306a\u653f\u5e9c\u30d1\u30fc\u30c8\u30ca\u30fc\u306e\u7686\u69d8\u304b\u3089\u3053\u306e\u30ea\u30b5\u30fc\u30c1\u306e\u652f\u63f4\u306e\u305f\u3081\u306b\u3044\u305f\u3060\u3044\u305f\u3054\u5354\u529b\u3068\u77e5\u898b\u306b\u611f\u8b1d\u7533\u3057\u4e0a\u3052\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u30d5\u30a1\u30a4\u30eb\u30b5\u30f3\u30d7\u30eb\u3084\u4fb5\u5bb3\u306e\u5146\u5019\u306a\u3069\u3092\u3075\u304f\u3080\u3053\u308c\u3089\u306e\u8abf\u67fb\u7d50\u679c\u3092Cyber Threat Alliance (CTA \u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u30a2\u30e9\u30a4\u30a2\u30f3\u30b9) \u306e\u30e1\u30f3\u30d0\u30fc\u3068\u5171\u6709\u3057\u307e\u3057\u305f\u3002CTA \u306e\u30e1\u30f3\u30d0\u30fc\u306f\u3053\u306e\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u3092\u4f7f\u3063\u3066\u3001\u304a\u5ba2\u69d8\u306b\u4fdd\u8b77\u3092\u8fc5\u901f\u306b\u63d0\u4f9b\u3057\u3001\u60aa\u610f\u306e\u3042\u308b\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u8005\u3092\u4f53\u7cfb\u7684\u306b\u963b\u5bb3\u3067\u304d\u307e\u3059\u3002\u8a73\u7d30\u306f <a href=\"https:\/\/www.cyberthreatalliance.org\/\">Cyber Threat Alliance<\/a> \u306b\u3066\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\uff61<\/p>\n<h2><a id=\"Additional-Resources\"><\/a>\u8ffd\u52a0\u30ea\u30bd\u30fc\u30b9<\/h2>\n<p><a href=\"https:\/\/attack.mitre.org\/groups\/G0093\/\">Mitre - GALLIUM group<\/a><br \/>\n<a href=\"https:\/\/www.microsoft.com\/security\/blog\/2019\/12\/12\/gallium-targeting-global-telecom\/\">Microsoft - GALLIUM: Targeting Global Telecom<\/a><br \/>\n<a href=\"https:\/\/www.cybereason.com\/blog\/research\/operation-soft-cell-a-worldwide-campaign-against-telecommunications-providers\">CyberReason - Operation Soft Cell: A Worldwide Campaign Against Telecommunications Providers<\/a><\/p>\n<h2><a id=\"Indicators-of-Compromise\"><\/a>IoC (\u4fb5\u5bb3\u6307\u6a19)<\/h2>\n<h3><a id=\"post-123616-_en0nfiahzah\"><\/a>\u30b5\u30f3\u30d7\u30eb<\/h3>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">de14f22c88e552b61c62ab28d27a617fb8c0737350ca7c631de5680850282761<br \/>\n<\/span><span style=\"font-family: 'courier new', courier, monospace;\">b4aabfb8f0327370ce80970c357b84782eaf0aabfc70f5e7340746f25252d541<br \/>\n<\/span><span style=\"font-family: 'courier new', courier, monospace;\">fc2147ddd8613f08dd833b6966891de9e5309587a61e4b35408d56f43e72697e<br \/>\n<\/span><span style=\"font-family: 'courier new', courier, monospace;\">c55ab8fdd060fb532c599ee6647d1d7b52a013e4d8d3223b361db86c1f43e845<br \/>\n<\/span><span 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