<\/a>\u80cc\u666f<\/h2>\n\u5f0a\u793e\u304c\u516c\u958b\u3057\u305f\u30af\u30e9\u30a6\u30c9\u8105\u5a01\u30ec\u30dd\u30fc\u30c8<\/a>\u306b\u3088\u308b\u3068\u3001\u30af\u30e9\u30a6\u30c9\u30d9\u30fc\u30b9\u306e\u8b66\u544a\u306f2024\u5e74\u306e\u9593\u306b\u5e73\u5747388\uff05\u5897\u52a0\u3057\u307e\u3057\u305f\u3002\u3055\u3089\u306b\u300145\uff05\u306e\u7d44\u7e54<\/a>\u304c\u9ad8\u5ea6\u6301\u7d9a\u7684\u8105\u5a01(APT)\u653b\u6483\u306e\u5897\u52a0\u3092\u5831\u544a\u3057\u3066\u3044\u307e\u3059\u3002\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u30af\u30e9\u30a6\u30c9 \u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u6a19\u7684\u306b\u3059\u308b\u5272\u5408\u304c\u5897\u52a0<\/a>\u3057\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001\u9632\u5fa1\u5074\u306b\u306f\u3001\u30af\u30e9\u30a6\u30c9\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u30a2\u30af\u30bb\u30b9\u3001\u6c38\u7d9a\u5316\u3001\u904b\u7528\u306b\u4f7f\u7528\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u653b\u6483\u30d9\u30af\u30c8\u30eb\u3092\u63a2\u3057\u51fa\u3059\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u8105\u5a01\u30cf\u30f3\u30bf\u30fc\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u5bfe\u3057\u3066\u4f7f\u7528\u53ef\u80fd\u306a\u60aa\u610f\u306e\u3042\u308b\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u3092\u8abf\u67fb\u3059\u308b\u3053\u3068\u3067\u5229\u76ca\u3092\u5f97\u3066\u3044\u307e\u3059\u3002<\/p>\n\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304cLinux\u30d9\u30fc\u30b9\u306e\u74b0\u5883\u306b\u5bfe\u3059\u308b\u653b\u6483\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306b\u958b\u767a\u3057\u3066\u3044\u308b\u60aa\u610f\u306e\u3042\u308b\u30d0\u30a4\u30ca\u30ea\u306e\u7a2e\u985e\u3092\u63a2\u308a\u307e\u3059\u3002ELF\u30d5\u30a1\u30a4\u30eb\u306f\u3001Linux\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0(OS)\u5185\u306e\u5b9f\u884c\u53ef\u80fd\u30d5\u30a1\u30a4\u30eb\u306e\u4e00\u822c\u7684\u306a\u6a19\u6e96\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u3067\u3059\u3002\u8105\u5a01\u7814\u7a76\u8005\u3089\u306f\u3001\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u5185\u306e\u5168\u8a08\u7b97\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e70<\/a>\uff05\u304b\u308990<\/a>\uff05\u306f\u3001Linux OS\u306e\u4e9c\u7a2e(\u30d5\u30ec\u30fc\u30d0\u30fc\u3068\u3082\u547c\u3070\u308c\u308b)\u3092\u30d9\u30fc\u30b9\u306b\u3057\u3066\u3044\u308b\u3068\u63a8\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002ELF\u30d9\u30fc\u30b9\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u76ee\u65b0\u3057\u3044\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u3053\u3046\u3057\u305f\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u3084\u653b\u6483\u624b\u6cd5\u306e\u7a2e\u985e\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30a4\u30f3\u30d5\u30e9\u3092\u6a19\u7684\u3068\u3059\u308b\u65b9\u5411\u306b\u9032\u5316\u3057\u3066\u3044\u304f\u3082\u306e\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<\/a>\u9032\u5316\u3059\u308bELF\u30d0\u30a4\u30ca\u30ea<\/h2>\n\u4e00\u822c\u7684\u306b\u77e5\u3089\u308c\u3066\u3044\u308bLinux\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u30fc\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30ea\u30bd\u30fc\u30b9\u3092\u7a4d\u6975\u7684\u306b\u72d9\u3046\u3088\u3046\u306b\u9032\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6a19\u6e96\u7684\u306a\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u306b\u306fLinux OS\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u666e\u904d\u7684\u306b\u5b58\u5728\u3059\u308b\u305f\u3081\u3001\u653b\u6483\u8005\u306f\u3053\u308c\u3089\u306e\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u6bd4\u8f03\u7684\u5bb9\u6613\u306b\u30af\u30e9\u30a6\u30c9 \u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3084\u30b3\u30f3\u30c6\u30ca\u74b0\u5883\u306b\u9069\u5fdc\u3055\u305b\u3001\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n
\u5f0a\u793e\u306e\u7814\u7a76\u8005\u306f\u3001NoodleRAT\u3001Winnti\u3001SSHdInjector\u3001Pygmy Goat\u3001AcidPour\u3092\u542b\u3080ELF\u30d9\u30fc\u30b9\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u9032\u5316\u3057\u305f\u7cfb\u7d71\u306e\u4f8b\u3092\u7279\u5b9a\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306eELF\u30d0\u30a4\u30ca\u30ea\u306f\u3001LD_PRELOAD<\/span>\u74b0\u5883\u5909\u6570\u3092\u60aa\u7528\u3057\u305f\u30c0\u30a4\u30ca\u30df\u30c3\u30af \u30ea\u30f3\u30ab\u30fc \u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u306a\u3069\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u4ee5\u4e0b\u3092\u8a66\u307f\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n <\/p>\n
\n- \u6b63\u898f\u306e\u30b7\u30b9\u30c6\u30e0\u30d7\u30ed\u30bb\u30b9\u306b\u60aa\u610f\u306e\u3042\u308b\u30b3\u30fc\u30c9\u3092\u6ce8\u5165\u3059\u308b\u3002<\/li>\n
- SSH\u30c7\u30fc\u30e2\u30f3(sshd<\/span>)\u306a\u3069\u306e\u91cd\u8981\u306aLinux\u30b5\u30fc\u30d3\u30b9\u306b\u30d5\u30c3\u30af\u3059\u308b\u3002<\/li>\n
- \u30b3\u30f3\u30c6\u30ca\u5316\u3055\u308c\u305f\u30a4\u30f3\u30d5\u30e9\u3067\u767a\u898b\u3055\u308c\u305f\u8106\u5f31\u6027\u3084\u8a2d\u5b9a\u30df\u30b9\u3092\u60aa\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n
\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u3053\u3046\u3057\u305f\u80fd\u529b\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u6f5c\u5165\u5148\u3067\u306e\u6301\u7d9a\u6027\u3092\u306f\u3058\u3081\u3001\u30b9\u30c6\u30eb\u30b9\u6027\u306e\u9ad8\u3044\u30b3\u30de\u30f3\u30c9 \u30a2\u30f3\u30c9 \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb(C2)\u30c1\u30e3\u30cd\u30eb\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3001\u5bc6\u304b\u306b\u30c7\u30fc\u30bf\u3092\u7a83\u53d6\u3057\u305f\u308a\u3001\u91cd\u8981\u30c7\u30fc\u30bf\u3092\u6d88\u53bb\u3059\u308b\u3053\u3068\u3067\u696d\u52d9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
<\/a>NoodleRAT<\/h3>\n\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u6a19\u7684\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u4e0a\u3067\u4ee5\u4e0b\u306e\u3088\u3046\u306aC2\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n
\n- \u30ea\u30d0\u30fc\u30b9\u30b7\u30a7\u30eb\u7d4c\u7531\u3067\u306e\u30a2\u30af\u30bb\u30b9<\/li>\n
- SOCKS\u30d7\u30ed\u30ad\u30b7 \u30c8\u30f3\u30cd\u30ea\u30f3\u30b0<\/li>\n
- \u901a\u4fe1\u306e\u6697\u53f7\u5316<\/li>\n
- \u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30b3\u30fc\u30c9\u5b9f\u884c<\/li>\n
- \u30d5\u30a1\u30a4\u30eb\u306e\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3068\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n
- \u30d7\u30ed\u30bb\u30b9\u540d\u306e\u30b9\u30d7\u30fc\u30d5\u30a3\u30f3\u30b0<\/li>\n<\/ul>\n
NoodleRAT\u306b\u306fWindows\u306e\u4e9c\u7a2e\u3068Linux\u306e\u4e9c\u7a2e\u304c\u3042\u308a\u307e\u3059\u3002Linux\u306e\u4e9c\u7a2e<\/a>\u306fELF\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30c9\u30a2\u3068\u306a\u308b\u3082\u306e\u3067\u3059\u3002Linux NoodleRAT\u306e\u30b3\u30fc\u30c9\u306f\u3001Rekoobe\u3084Tiny SHell\u3092\u542b\u3080\u4ed6\u306eLinux\u30d0\u30c3\u30af\u30c9\u30a2\u578b\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u985e\u4f3c\u3057\u3066\u3044\u308b\u304c\u3001NoodleRAT\u306f\u72ec\u81ea\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\nNoodleRAT\u306f\u3001\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u3068\u30b5\u30a4\u30d0\u30fc\u30b9\u30d1\u30a4\u6d3b\u52d5\u306e\u4e21\u65b9\u3067\u89b3\u5bdf\u3055\u308c\u3066\u304a\u308a\u3001Rocke<\/a>\u306e\u3088\u3046\u306a\u4e2d\u56fd\u8a9e\u3092\u8a71\u3059\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u3084Cloud Snooper<\/a>\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306b\u95a2\u9023\u3059\u308b\u7591\u3044\u306e\u3042\u308b\u56fd\u5bb6\u30a2\u30af\u30bf\u30fc\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002Linux\u306e\u4e9c\u7a2e\u306eNoodleRAT\u306e\u80cc\u5f8c\u306b\u3044\u308b\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u3001\u30bf\u30a4\u3001\u30a4\u30f3\u30c9\u3001\u65e5\u672c\u3001\u30de\u30ec\u30fc\u30b7\u30a2\u3001\u53f0\u6e7e\u3092\u542b\u3080\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u306e\u8907\u6570\u306e\u56fd\u306e\u4e8b\u696d\u4f53\u3092\u6a19\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/a>Winnti<\/h3>\nWinnti\u306b\u306fWindows\u3068Linux\u306e\u305d\u308c\u305e\u308c\u306e\u4e9c\u7a2e\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u3001LD_PRELOAD<\/span>\u74b0\u5883\u5909\u6570\u3092\u60aa\u7528\u3059\u308b\u3053\u3068\u3067\u6301\u7d9a\u6027\u3092\u5b9f\u73fe\u3057\u3001\u6b63\u898f\u306e\u30b7\u30b9\u30c6\u30e0 \u30d0\u30a4\u30ca\u30ea\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u306a\u304f\u30e1\u30e2\u30ea\u306b\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\u30d0\u30c3\u30af\u30c9\u30a2\u306b\u306f\u4ee5\u4e0b\u306e\u6a5f\u80fd\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n
\n- \u30ea\u30e2\u30fc\u30c8\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u6a5f\u80fd\u306e\u63d0\u4f9b<\/li>\n
- \u30d5\u30a1\u30a4\u30eb\u306e\u7a83\u53d6\u3092\u53ef\u80fd\u306b\u3059\u308b<\/li>\n
- C2\u901a\u4fe1\u3092\u5bb9\u6613\u306b\u3059\u308bSOCKS5\u30d7\u30ed\u30ad\u30b7\u3092\u30b5\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n
Winnti\u306eLinux\u306e\u4e9c\u7a2e<\/a>\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u30d0\u30c3\u30af\u30c9\u30a2\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001China-nexus\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u5f0a\u793e\u30c1\u30fc\u30e0\u304c\u8ffd\u8de1\u3057\u3066\u3044\u308bStarchy Taurus(\u5225\u540d: Winnti<\/a>\u30b0\u30eb\u30fc\u30d7\u3001BARIUM)\u3068Nuclear Taurus(\u5225\u540d: Tumbleweed Typhoon\u3001THORIUM\u3001Bronze Vapor<\/a>)\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u30d0\u30c3\u30af\u30c9\u30a2\u306f\u3001\u30d7\u30e9\u30a4\u30de\u30eaELF\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb(libxselinux<\/span>)\u3068\u8ffd\u52a0\u30c0\u30a4\u30ca\u30df\u30c3\u30af \u30e9\u30a4\u30d6\u30e9\u30ea(libxselinux.so<\/span>)\u306e2\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/a>SSHdInjector<\/h3>\nLinux SSH\u30d0\u30c3\u30af\u30c9\u30a2<\/a>\u306f\u3001\u5b9f\u884c\u6642\u306b\u60aa\u610f\u306e\u3042\u308b\u30b3\u30fc\u30c9\u3092SSH\u30c7\u30fc\u30e2\u30f3(sshd<\/span>)\u306b\u6ce8\u5165\u3057\u307e\u3059\u3002\u6ce8\u5165\u3055\u308c\u305f\u30b3\u30fc\u30c9\u306f\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306b\u6c38\u7d9a\u7684\u306a\u30a2\u30af\u30bb\u30b9\u6a29\u3092\u4e0e\u3048\u308b\u3082\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u60aa\u610f\u306e\u3042\u308b\u6d3b\u52d5\u306e\u8db3\u304c\u304b\u308a\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n- \u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb\u76d7\u96e3<\/li>\n
- \u30ea\u30e2\u30fc\u30c8\u30b3\u30de\u30f3\u30c9\u5b9f\u884c<\/li>\n
- \u30de\u30eb\u30a6\u30a7\u30a2\u306e\u4fb5\u5165<\/li>\n
- \u30d5\u30a1\u30a4\u30eb\u3068\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3078\u306e\u30a2\u30af\u30bb\u30b9<\/li>\n
- \u30ea\u30e2\u30fc\u30c8\u30b7\u30a7\u30eb\u3092\u958b\u304f<\/li>\n
- \u30c7\u30fc\u30bf\u7a83\u53d6<\/li>\n<\/ul>\n
SSHdInjector\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u4e2dChina-nexus\u306e\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u79c1\u305f\u3061\u304cDigging Taurus<\/a>(aka Daggerfly, Evasive Panda)\u3068\u3057\u3066\u8ffd\u8de1\u3057\u3066\u3044\u308b\u3082\u306e\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u6a19\u7684<\/a>\u306b\u306f\u30b5\u30a4\u30d0\u30fc\u30b9\u30d1\u30a4\u95a2\u9023\u3068\u3057\u3066\u3001\u500b\u4eba\u3001\u653f\u5e9c\u6a5f\u95a2\u3001\u901a\u4fe1\u7d44\u7e54\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<\/a>Pygmy Goat<\/h3>\nPygmy Goat\u306fLinux\u306e\u30d0\u30c3\u30af\u30c9\u30a2\u3067\u3059\u3002 Sophos XG\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/a>\u3067\u767a\u898b\u3055\u308c\u305fLinux\u30d0\u30c3\u30af\u30c9\u30a2\u3067\u3042\u308a\u3001Linux\u30d9\u30fc\u30b9\u306e\u8ffd\u52a0\u30b7\u30b9\u30c6\u30e0\u3092\u6a19\u7684\u306b\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u3001\u8a8d\u8a3c\u30d0\u30a4\u30d1\u30b9\u306e\u8106\u5f31\u6027\u304c\u3042\u308blibsophos.so<\/span>\u30e9\u30a4\u30d6\u30e9\u30ea\u30d5\u30a1\u30a4\u30eb\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30eb\u30fc\u30c8\u30ad\u30c3\u30c8\u6a5f\u80fd\u3092\u901a\u3058\u3066\u521d\u671f\u30a2\u30af\u30bb\u30b9\u3068\u6c38\u7d9a\u6027\u3092\u7372\u5f97\u3057\u307e\u3059(CVE-2022-1040<\/a>)\u3002<\/p>\n\u3053\u306e\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u6a19\u7684\u3068\u306a\u308b\u30c7\u30d0\u30a4\u30b9\u4e0a\u306eLD_PRELOAD<\/span>\u74b0\u5883\u5909\u6570\u3092\u4f7f\u7528\u3057\u3066SSH\u30c7\u30fc\u30e2\u30f3(sshd<\/span>)\u306b\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3057\u3001SSH\u901a\u4fe1\u3092\u508d\u53d7\u3057\u307e\u3059\u3002\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u3001\u300c\u30dd\u30fc\u30c8\u30ce\u30c3\u30ad\u30f3\u30b0<\/a>\u300d\u3068\u547c\u3070\u308c\u308b\u624b\u6cd5\u3068\u3057\u3066\u3001\u7279\u5225\u306b\u7d30\u5de5\u3057\u305fICMP\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u306e\u901a\u4fe1\u3092\u958b\u59cb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3042\u308b\u3044\u306f SSH\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u57cb\u3081\u8fbc\u3093\u3060\u30de\u30b8\u30c3\u30af \u30d0\u30a4\u30c8<\/a>\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u901a\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\u305d\u306e\u6a5f\u80fd\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n
\n- \u30ea\u30e2\u30fc\u30c8\u30b7\u30a7\u30eb\u306e\u78ba\u7acb<\/li>\n
- \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30d1\u30b1\u30c3\u30c8\u306e\u30ad\u30e3\u30d7\u30c1\u30e3<\/li>\n
- cron\u30b8\u30e7\u30d6\u306e\u4f5c\u6210<\/li>\n
- \u30ea\u30d0\u30fc\u30b9SOCKS5\u30d7\u30ed\u30ad\u30b7\u7d4c\u7531\u306e\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0<\/li>\n<\/ul>\n
\u6a19\u7684\u3068\u306a\u3063\u305f\u7d44\u7e54\u306f\u3001\u5831\u544a\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3067\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u306e\u653f\u5e9c\u6a5f\u95a2\u3084\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3092\u306f\u3058\u3081\u3001\u975e\u653f\u5e9c\u7d44\u7e54(NGO)\u3001\u30d8\u30eb\u30b9\u30b1\u30a2\u3001\u904b\u8f38\u90e8\u9580\u306a\u3069\u306b\u308f\u305f\u308a\u307e\u3059\u3002<\/p>\n
<\/a>Acid Pour\/AcidRain<\/h3>\nAcidRain\u3068\u65b0\u3057\u3044AcidPour<\/a>\u306e\u4e9c\u7a2e\u306f\u3001\u30ed\u30b7\u30a2\u306e\u8105\u5a01\u30a2\u30af\u30bf\u30fcRazing Ursa<\/a>(\u5225\u540d: Sandworm\u3001Voodoo Bear)\u306b\u95a2\u9023\u3059\u308b\u7834\u58ca\u7684\u306aLinux\u30ef\u30a4\u30d1\u30fc \u30de\u30eb\u30a6\u30a7\u30a2\u306e\u7cfb\u7d71\u3067\u3059\u3002AcidRain\u306fELF\u30d0\u30a4\u30ca\u30ea\u3067\u3001MIPS\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/a>\u3092\u30d9\u30fc\u30b9\u306b\u3057\u305f\u30e2\u30c7\u30e0\u3084\u30eb\u30fc\u30bf\u30fc\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\nAcidPour\u3082\u540c\u69d8\u306eELF\u30d0\u30a4\u30ca\u30ea\u3060\u304c\u3001x86\u7528\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u3066\u3044\u307e\u3059\u3002Linux x86\u30d9\u30fc\u30b9\u306e\u30b9\u30c8\u30ec\u30fc\u30b8 \u30a2\u30ec\u30a4\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c7\u30d0\u30a4\u30b9\u3001\u7523\u696d\u7528\u5236\u5fa1\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3001\u3088\u308a\u5e83\u7bc4\u306a\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u793a\u5506\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3069\u3061\u3089\u306e\u30ef\u30a4\u30d1\u30fc\u3082\u3001\u30c7\u30fc\u30bf\u3092\u7834\u58ca\u3059\u308b\u305f\u3081\u306b\u5165\u51fa\u529b\u5236\u5fa1(IOCTL)\u3092\u4f7f\u7528\u3057\u3001\u9632\u5fa1\u56de\u907f\u306e\u305f\u3081\u306b\u81ea\u5df1\u524a\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002AcidPour\u307e\u305f\u306f\u3053\u306e\u30d0\u30a4\u30ca\u30ea\u306e\u65b0\u3057\u3044\u4e9c\u7a2e\u306f\u3001\u4fdd\u8b77\u3055\u308c\u3066\u3044\u306a\u3044x86\u30d9\u30fc\u30b9\u306e\u30af\u30e9\u30a6\u30c9\u30b7\u30b9\u30c6\u30e0\u3092\u30ef\u30a4\u30d7\u3059\u308b\u306e\u306b\u6709\u52b9\u3068\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u306b\u306f\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u4f8b\u3048\u3070Web\u30b7\u30a7\u30eb\u306e\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u3084\u30b3\u30f3\u30c6\u30ca\u306e\u30a8\u30b9\u30b1\u30fc\u30d7\u306b\u6210\u529f\u3057\u3066\u30b7\u30a7\u30eb \u30a2\u30af\u30bb\u30b9\u3092\u5f97\u305f\u5834\u5408\u306a\u3069\u304c\u8a72\u5f53\u3057\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u5831\u544a\u66f8\u306b\u5148\u7acb\u3064\u6570\u30f6\u6708\u306e\u9593\u306b\u3082\u3001\u3053\u308c\u3089\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u306e\u65b0\u305f\u306a\u30cf\u30c3\u30b7\u30e5\u5024\u304c\u89b3\u6e2c\u3055\u308c\u307e\u3057\u305f\u3002\u4f01\u696d\u304c\u30af\u30e9\u30a6\u30c9\u3078\u306e\u79fb\u884c\u3092\u9032\u3081\u308b\u4e2d\u3001\u8105\u5a01\u306e\u4e3b\u4f53\u306f\u3053\u308c\u3089\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u3092\u958b\u767a\u3057\u7d9a\u3051\u3001\u30af\u30e9\u30a6\u30c9\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u74b0\u5883\u306b\u8ef8\u8db3\u3092\u79fb\u3057\u3066\u3044\u304f\u3053\u3068\u304c\u4e88\u6e2c\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3068\u30b3\u30f3\u30c6\u30ca\u306b\u304a\u3051\u308b\u691c\u51fa\u3068\u9632\u6b62\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u5f37\u5316\u3059\u308b\u5fc5\u8981\u6027\u3092\u6d6e\u304d\u5f6b\u308a\u306b\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n
<\/a>\u7d50\u8ad6<\/h2>\n\u30af\u30e9\u30a6\u30c9 \u30d9\u30fc\u30b9\u306e\u30a2\u30e9\u30fc\u30c8\u306f2024\u5e74\u4e2d\u306b\u5e73\u5747388\uff05\u306e\u5897\u52a0\u3092\u8a18\u9332\u3057\u307e\u3057\u305f\u3002\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u3092\u6a19\u7684\u3068\u3059\u308b\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u3001\u305d\u306e\u653b\u6483\u306b\u304a\u3044\u3066\u3088\u308a\u8907\u96d1\u306a\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u304c\u4e88\u6e2c\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u3053\u308c\u307e\u3067Linux OS\u30b7\u30b9\u30c6\u30e0\u306e\u307f\u3092\u5bfe\u8c61\u3068\u3057\u3066\u3044\u305f\u65e2\u5b58\u306e\u30c4\u30fc\u30eb\u306e\u30ea\u30ef\u30fc\u30af\u3001\u6539\u826f\u3001\u8abf\u6574\u3082\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n
\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u306e90%\u306fLinux\u30b3\u30f3\u30d4\u30e5\u30fc\u30c8 \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3068\u306e\u8a66\u7b97\u3082\u3042\u308b\u3053\u3068\u304b\u3089\u3001\u6b21\u306e\u6bb5\u968e\u3068\u3057\u3066\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u3053\u308c\u3089\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u3092\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u306b\u5bfe\u3057\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u30af\u30e9\u30a6\u30c9 \u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3092\u5b9f\u88c5\u3057\u3001\u60aa\u610f\u306e\u3042\u308b\u30e9\u30f3\u30bf\u30a4\u30e0\u51e6\u7406\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3001\u7591\u308f\u3057\u3044\u52d5\u4f5c\u64cd\u4f5c\u3092\u3059\u3079\u3066\u691c\u51fa\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u3001\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u91cd\u8981\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u6700\u65b0\u306e\u30af\u30e9\u30a6\u30c9 \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8 \u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306f\u3001\u3053\u308c\u3089\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u691c\u51fa\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u691c\u51fa\u306b\u304a\u3051\u308b\u6a5f\u68b0\u5b66\u7fd2\u306e\u5c0e\u5165\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u9032\u6b69\u3067\u3059\u3002<\/p>\n
\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u4fdd\u8b77\u3068\u7de9\u548c\u7b56<\/p>\n
\u30d0\u30a4\u30ca\u30ea\u306b\u30d5\u30e9\u30b0\u3092\u7acb\u3066\u308b\u305f\u3081\u306b\u3001\u6a5f\u68b0\u5b66\u7fd2\u306b\u3088\u308b\u691c\u51fa\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002\u9032\u5316\u3059\u308b\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u8981\u7d20\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\n- \u30ab\u30fc\u30cd\u30eb \u30e2\u30fc\u30c9\u306e\u30b7\u30b9\u30c6\u30e0 \u30b3\u30fc\u30eb<\/li>\n
- \u30a4\u30f3\u30dd\u30fc\u30c8\u6a5f\u80fd<\/li>\n
- \u56de\u907f\u30c6\u30af\u30cb\u30c3\u30af<\/li>\n
- \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30e9\u30d5\u30a3\u30c3\u30af<\/li>\n
- \u672a\u77e5\u306e\u30d0\u30a4\u30ca\u30ea\u30fc \u30d1\u30bf\u30fc\u30f3<\/li>\n<\/ul>\n
\u56f31\u306f\u3001Cortex\u6a5f\u68b0\u5b66\u7fd2\u306e\u8b66\u544a\u306e\u30c8\u30ea\u30ac\u30fc\u3068\u306a\u3063\u305f\u672a\u77e5\u306eELF\u30d0\u30a4\u30ca\u30ea\u3092\u793a\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n![\"\u5b9f\u884c\u30d5\u30ed\u30fc\u3092\u793a\u3059Cortex]()
\u56f31.Cortex Cloud ELF\u6a5f\u68b0\u5b66\u7fd2\u5b9f\u884c\u30a2\u30e9\u30fc\u30c8\u3002<\/figcaption><\/figure>\n<\/a>ELF\u6a5f\u68b0\u5b66\u7fd2\u306b\u3088\u308b\u691c\u51fa<\/h4>\n\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306eCortex Cloud<\/a>\u3067\u306f\u3001Linux ELF\u30d5\u30a1\u30a4\u30eb\u306e\u691c\u51fa\u306b\u7279\u5316\u3057\u305f\u65b0\u3057\u3044\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u958b\u767a\u3057\u3066\u3044\u307e\u3059\u3002Cortex\u306e\u7814\u7a76\u8005\u306f\u3001\u3053\u306e\u8a18\u4e8b\u3067\u53d6\u308a\u4e0a\u3052\u305f5\u3064\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u3059\u3079\u3066\u306b\u3064\u3044\u3066\u3001100\u4ee5\u4e0a\u306e\u30e6\u30cb\u30fc\u30af\u306aELF\u30d0\u30a4\u30ca\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30b9\u30c8\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u5404\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u306f\u6b63\u5e38\u306b\u691c\u51fa\u3055\u308c\u3001\u5168\u30b5\u30f3\u30d7\u30eb\u306e92\uff05\u304c\u60aa\u610f\u306e\u3042\u308b\u3082\u306e\u3068\u3057\u3066\u6b63\u78ba\u306b\u30d5\u30e9\u30b0\u4ed8\u3051\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\u6b8b\u308a\u306e8\uff05\u3067\u306f\u3001\u4f7f\u7528\u3057\u305f\u30e2\u30c7\u30eb\u306e\u7bc4\u56f2\u5916\u306eLinux\u306e\u5171\u6709\u30e9\u30a4\u30d6\u30e9\u30ea(.so<\/span>)\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n\u691c\u51fa\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u4ee5\u4e0b\u306e\u30c6\u30b9\u30c8\u57fa\u6e96\u306e\u7bc4\u56f2\u306b\u5f53\u3066\u306f\u3081\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n
\n- \u60aa\u6027<\/li>\n
- \u7591\u308f\u3057\u3044<\/li>\n
- \u826f\u6027<\/li>\n<\/ul>\n
\u30b9\u30b3\u30a2\u304c0.85\u4ee5\u4e0a\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u60aa\u6027\u30010.84\uff5e0.65\u306f\u7591\u308f\u3057\u3044\u30010.64\u4ee5\u4e0b\u306f\u826f\u6027\u3068\u5224\u65ad\u3002<\/p>\n
\u56f32\u306e\u3068\u304a\u308a\u3001\u691c\u67fb\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u306e61\uff05\u304c0.85\u4ee5\u4e0a\u306e\u7d50\u679c\u3092\u793a\u3057\u3001\u60aa\u6027\u3068\u5224\u65ad\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n![\"\u6a5f\u68b0\u5b66\u7fd2\u306e\u30c6\u30b9\u30c8\u30b9\u30b3\u30a2\u306e\u5186\u30b0\u30e9\u30d5(\u5185\u8a33:\u60aa\u602761.5\uff05\u3001\u7591\u308f\u3057\u304430.8\uff05\u3001\u826f\u60277.7\uff05)\"]()
\u56f32.\u826f\u6027\u3001\u7591\u308f\u3057\u3044\u3001\u60aa\u6027\u306e\u5272\u5408\u3067\u30b9\u30b3\u30a2\u5316\u3059\u308bELF\u6a5f\u68b0\u5b66\u7fd2\u30c6\u30b9\u30c8\u3002<\/figcaption><\/figure>\n\u63d0\u51fa\u3055\u308c\u305f\u5168\u691c\u4f53\u306e92.3\uff05\u304c\u300c\u7591\u308f\u3057\u3044\u300d\u3068\u3059\u308b\u57fa\u6e96\u50240.65\u3092\u8d85\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u63d0\u4f9b\u3055\u308c\u305f\u30b5\u30f3\u30d7\u30eb\u306e7.7\uff05\u3092\u9664\u304f\u3059\u3079\u3066\u304c\u7591\u308f\u3057\u3044\u3068\u307f\u306a\u3055\u308c\u3001\u74b0\u5883\u5185\u3067\u5b9f\u884c\u3055\u308c\u305f\u5834\u5408\u306b\u8b66\u544a\u304c\u767a\u305b\u3089\u308c\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n
<\/a>PowerShell\u3068VBS\u306e\u6a5f\u68b0\u5b66\u7fd2\u306b\u3088\u308b\u691c\u51fa<\/h4>\n\u307e\u305f\u3001Cortex PowerShell\u3068VBS\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30e9\u30a6\u30c9\u7279\u6709\u306e\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u691c\u51fa\u3092\u8abf\u67fb\u3057\u307e\u3057\u305f\u3002100\u4ee5\u4e0a\u306ePowerShell\u3068Visual Basic\u30b9\u30af\u30ea\u30d7\u30c8(VBS)\u3092ML\u30e2\u30c7\u30eb\u306b\u4e0e\u3048\u307e\u3057\u305f\u3002\u305d\u306e\u7d50\u679c\u3001\u3053\u308c\u3089\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u6d3b\u52d5\u3092\u884c\u3046\u60aa\u610f\u306e\u3042\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3068\u3057\u3066\u30d5\u30e9\u30b0\u304c\u7acb\u3066\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n
\n- \u30af\u30e9\u30a6\u30c9 \u30ea\u30bd\u30fc\u30b9\u306e\u767a\u898b\u3068\u4f5c\u6210<\/li>\n
- \u30b9\u30c8\u30ec\u30fc\u30b8 \u30b3\u30f3\u30c6\u30ca \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u524a\u9664\u3068\u30c7\u30fc\u30bf\u7a83\u53d6<\/li>\n
- \u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3 \u30a2\u30af\u30bb\u30b9 \u30a2\u30f3\u30c9 \u30de\u30cd\u30b8\u30e1\u30f3\u30c8(IAM)\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n
\u56f33\u306f\u3001\u3053\u308c\u3089\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306e67%\u304c\u60aa\u6027\u3001\u307e\u305f\u306f\u7591\u308f\u3057\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3068\u3057\u3066\u8b58\u5225\u3055\u308c\u305f\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u7b46\u3059\u3079\u304d\u306f\u3001\u60aa\u6027\u3068\u3057\u3066\u5224\u65ad\u3055\u308c\u305f\u30b5\u30f3\u30d7\u30eb\u306e96\uff05\u8fd1\u304f\u304c0.95\u4ee5\u4e0a\u306e\u30b9\u30b3\u30a2\u3092\u7372\u5f97\u3057\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n![\"PowerShell\u3068VBS\u306e\u6a5f\u68b0\u5b66\u7fd2\u30c6\u30b9\u30c8\u306e\u30b9\u30b3\u30a2\u306e\u5186\u30b0\u30e9\u30d5(\u5185\u8a33:\u60aa\u602756.8%(95%\u4ee5\u4e0a)\u3001\u826f\u602733.0%\u3001\u7591\u308f\u3057\u30448.0%\u3001\u60aa\u60272.3%)\u3002\"]()
\u56f33.PowerShell\u3068VBS\u306e\u6a5f\u68b0\u5b66\u7fd2\u30c6\u30b9\u30c8\u306e\u30b9\u30b3\u30a2\u306f\u3001\u826f\u6027\u3001\u7591\u308f\u3057\u3044\u3001\u60aa\u6027\u306e\u30d1\u30fc\u30bb\u30f3\u30c6\u30fc\u30b8\u3067\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/figcaption><\/figure>\nCortex Cloud<\/strong><\/h2>\n\u9632\u5fa1\u8005\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u5185\u3067\u5b9f\u884c\u3055\u308c\u308b\u4e00\u822c\u7684\u306aELF\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u8105\u5a01\u30cf\u30f3\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3001\u8cb4\u91cd\u306a\u30a4\u30f3\u30b5\u30a4\u30c8\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001CDR(Cloud Detection and Response)\u3068\u547c\u3070\u308c\u308b\u30af\u30e9\u30a6\u30c9 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u53ef\u80fd\u3067\u3059\u3002<\/p>\n
\n- \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u691c\u51fa\u3068\u5bfe\u5fdc(EDR)\u6a5f\u80fd<\/li>\n
- \u30af\u30e9\u30a6\u30c9 \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u4e0a\u3067\u5b9f\u884c\u53ef\u80fd\u306a\u30d7\u30ed\u30bb\u30b9\u306e\u691c\u51fa\u3068\u9632\u6b62<\/li>\n
- \u30af\u30e9\u30a6\u30c9 \u30b5\u30fc\u30d3\u30b9 \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u56fa\u6709\u306e\u76e3\u67fb\u30fb\u30ed\u30ae\u30f3\u30b0\u6a5f\u80fd<\/li>\n<\/ul>\n
\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3001\u4ee5\u4e0b\u306e\u88fd\u54c1\u3068\u30b5\u30fc\u30d3\u30b9\u3092\u304a\u6c42\u3081\u3044\u305f\u3060\u304f\u3053\u3068\u3067\u3001\u672c\u8a18\u4e8b\u3067\u53d6\u308a\u4e0a\u3052\u305f\u8105\u5a01\u304b\u3089\u7d44\u7e54\u3092\u3088\u308a\u78ba\u5b9f\u306b\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\n- Cortex ELF\u6a5f\u68b0\u5b66\u7fd2\u691c\u51fa\u30e2\u30b8\u30e5\u30fc\u30eb<\/li>\n
- Cortex PowerShell\u304a\u3088\u3073VBS\u6a5f\u68b0\u5b66\u7fd2\u691c\u51fa\u30e2\u30b8\u30e5\u30fc\u30eb<\/li>\n<\/ul>\n
\u60c5\u5831\u6f0f\u3048\u3044\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u5834\u5408\u3001\u307e\u305f\u306f\u7dca\u6025\u306e\u6848\u4ef6\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u9023\u7d61\u5148\u307e\u3067\u3054\u9023\u7d61\u304f\u3060\u3055\u3044\u3002 Unit 42\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8 \u30ec\u30b9\u30dd\u30f3\u30b9 \u30c1\u30fc\u30e0<\/a>\u307e\u305f\u306f\u304a\u96fb\u8a71\u304f\u3060\u3055\u3044\u3002<\/p>\n\n- \u5317\u7c73: \u30d5\u30ea\u30fc\u30c0\u30a4\u30e4\u30eb+1 (866) 486-4842 (866.4.unit42)<\/li>\n
- \u82f1\u56fd+44.20.3743.3660<\/li>\n
- \u30e8\u30fc\u30ed\u30c3\u30d1\u304a\u3088\u3073\u4e2d\u6771+31.20.299.3130<\/li>\n
- \u30a2\u30b8\u30a2+65.6983.8730<\/li>\n
- \u65e5\u672c+81.50.1790.0200<\/li>\n
- \u30aa\u30fc\u30b9\u30c8\u30e9\u30ea\u30a2+61.2.4062.7950<\/li>\n
- \u30a4\u30f3\u30c9: 00080005045107<\/li>\n<\/ul>\n
\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u3001\u3053\u306e\u8abf\u67fb\u7d50\u679c\u3092\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u30a2\u30e9\u30a4\u30a2\u30f3\u30b9(CTA)\u306e\u30e1\u30f3\u30d0\u30fc\u3068\u5171\u6709\u3057\u307e\u3057\u305f\u3002CTA\u306e\u4f1a\u54e1\u306f\u3001\u3053\u306e\u60c5\u5831\u3092\u5229\u7528\u3057\u3066\u3001\u305d\u306e\u9867\u5ba2\u306b\u5bfe\u3057\u3066\u8fc5\u901f\u306b\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u3001\u60aa\u610f\u306e\u3042\u308b\u30b5\u30a4\u30d0\u30fc \u30a2\u30af\u30bf\u30fc\u3092\u7d44\u7e54\u7684\u306b\u59a8\u5bb3\u3057\u3066\u3044\u307e\u3059\u3002\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u540c\u76df<\/a>\u306e\u8a73\u7d30\u306f\u3053\u3061\u3089\u3002<\/p>\n<\/a>\u305d\u306e\u4ed6\u306e\u30ea\u30bd\u30fc\u30b9<\/h2>\n\u672c\u8abf\u67fb\u3092\u5b9f\u65bd\u3059\u308b\u3046\u3048\u3067\u53c2\u8003\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u8cc7\u6599\u304c\u4f7f\u7528\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n
\n- \u5897\u52a0\u3059\u308b\u30af\u30e9\u30a6\u30c9\u306e\u8105\u5a01<\/a>- Unit 42<\/li>\n
- 2024\u5e74\u7248\u30af\u30e9\u30a6\u30c9\u8105\u5a01\u30ec\u30dd\u30fc\u30c8<\/a>- Unit 42<\/li>\n
- AcidPour Wiper\u30de\u30eb\u30a6\u30a7\u30a2<\/a>- Splunk<\/li>\n
- AcidPour\uff5c\u30a6\u30af\u30e9\u30a4\u30ca\u3067AcidRain\u306e\u57cb\u3081\u8fbc\u307f\u578b\u30ef\u30a4\u30d1\u30fc\u306e\u65b0\u305f\u306a\u4e9c\u7a2e\u304c\u767b\u5834<\/a> - SentinelOne<\/li>\n
- \u56fd\u5bb6\u30b5\u30a4\u30d0\u30fc \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30bb\u30f3\u30bf\u30fc<\/a>- NCSC<\/li>\n
- SSHdInjector\u306e\u5206\u6790<\/a> - Fortinet<\/li>\n
- NoodleRAT\u30d0\u30c3\u30af\u30c9\u30a2\u306e\u30ec\u30d3\u30e5\u30fc<\/a> - \u30c8\u30ec\u30f3\u30c9\u30de\u30a4\u30af\u30ed<\/li>\n
- RevivalStone:Winnti\u30b0\u30eb\u30fc\u30d7<\/a> - LAC\u306e\u30b5\u30a4\u30d0\u30fc\u7dca\u6025\u30bb\u30f3\u30bf\u30fc<\/li>\n<\/ul>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
Unit 42\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u30c4\u30fc\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30ea\u30ef\u30fc\u30af\u3055\u308c\u305fLinux Executable and Linkage Format (ELF)\u30d5\u30a1\u30a4\u30eb\u3092\u6d3b\u7528\u3057\u305f\u30af\u30e9\u30a6\u30c9\u653b\u6483\u306e\u5c06\u6765\u7684\u306a\u6025\u5897\u3092\u4e88\u6e2c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"author":317,"featured_media":142729,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4436,1974,4428],"tags":[8139,4619,5243,5523,4621,7657,4639],"product_categories":[4447,8712,4465],"coauthors":[1394,8920],"class_list":["post-143960","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cloud-cybersecurity-research-ja","category-malware-ja","category-threat-research-ja","tag-endpoint-ja","tag-linux-malware-ja","tag-machine-learning-ja","tag-powershell-ja","tag-remote-access-trojan-ja","tag-vbscript-ja","tag-winnti-ja","product_categories-cortex-ja","product_categories-cortex-cloud-ja","product_categories-unit-42-incident-response-ja"],"yoast_head":"\n
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\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304cLinux\u30d9\u30fc\u30b9\u306e\u74b0\u5883\u306b\u5bfe\u3059\u308b\u653b\u6483\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306b\u958b\u767a\u3057\u3066\u3044\u308b\u60aa\u610f\u306e\u3042\u308b\u30d0\u30a4\u30ca\u30ea\u306e\u7a2e\u985e\u3092\u63a2\u308a\u307e\u3059\u3002ELF\u30d5\u30a1\u30a4\u30eb\u306f\u3001Linux\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0(OS)\u5185\u306e\u5b9f\u884c\u53ef\u80fd\u30d5\u30a1\u30a4\u30eb\u306e\u4e00\u822c\u7684\u306a\u6a19\u6e96\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u3067\u3059\u3002\u8105\u5a01\u7814\u7a76\u8005\u3089\u306f\u3001\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u5185\u306e\u5168\u8a08\u7b97\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e70<\/a>\uff05\u304b\u308990<\/a>\uff05\u306f\u3001Linux OS\u306e\u4e9c\u7a2e(\u30d5\u30ec\u30fc\u30d0\u30fc\u3068\u3082\u547c\u3070\u308c\u308b)\u3092\u30d9\u30fc\u30b9\u306b\u3057\u3066\u3044\u308b\u3068\u63a8\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002ELF\u30d9\u30fc\u30b9\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u76ee\u65b0\u3057\u3044\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u3053\u3046\u3057\u305f\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u3084\u653b\u6483\u624b\u6cd5\u306e\u7a2e\u985e\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30a4\u30f3\u30d5\u30e9\u3092\u6a19\u7684\u3068\u3059\u308b\u65b9\u5411\u306b\u9032\u5316\u3057\u3066\u3044\u304f\u3082\u306e\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n \u4e00\u822c\u7684\u306b\u77e5\u3089\u308c\u3066\u3044\u308bLinux\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u30fc\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30ea\u30bd\u30fc\u30b9\u3092\u7a4d\u6975\u7684\u306b\u72d9\u3046\u3088\u3046\u306b\u9032\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6a19\u6e96\u7684\u306a\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u306b\u306fLinux OS\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u666e\u904d\u7684\u306b\u5b58\u5728\u3059\u308b\u305f\u3081\u3001\u653b\u6483\u8005\u306f\u3053\u308c\u3089\u306e\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u6bd4\u8f03\u7684\u5bb9\u6613\u306b\u30af\u30e9\u30a6\u30c9 \u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3084\u30b3\u30f3\u30c6\u30ca\u74b0\u5883\u306b\u9069\u5fdc\u3055\u305b\u3001\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n \u5f0a\u793e\u306e\u7814\u7a76\u8005\u306f\u3001NoodleRAT\u3001Winnti\u3001SSHdInjector\u3001Pygmy Goat\u3001AcidPour\u3092\u542b\u3080ELF\u30d9\u30fc\u30b9\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u9032\u5316\u3057\u305f\u7cfb\u7d71\u306e\u4f8b\u3092\u7279\u5b9a\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306eELF\u30d0\u30a4\u30ca\u30ea\u306f\u3001LD_PRELOAD<\/span>\u74b0\u5883\u5909\u6570\u3092\u60aa\u7528\u3057\u305f\u30c0\u30a4\u30ca\u30df\u30c3\u30af \u30ea\u30f3\u30ab\u30fc \u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u306a\u3069\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u4ee5\u4e0b\u3092\u8a66\u307f\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n <\/p>\n \u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u3053\u3046\u3057\u305f\u80fd\u529b\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u6f5c\u5165\u5148\u3067\u306e\u6301\u7d9a\u6027\u3092\u306f\u3058\u3081\u3001\u30b9\u30c6\u30eb\u30b9\u6027\u306e\u9ad8\u3044\u30b3\u30de\u30f3\u30c9 \u30a2\u30f3\u30c9 \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb(C2)\u30c1\u30e3\u30cd\u30eb\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3001\u5bc6\u304b\u306b\u30c7\u30fc\u30bf\u3092\u7a83\u53d6\u3057\u305f\u308a\u3001\u91cd\u8981\u30c7\u30fc\u30bf\u3092\u6d88\u53bb\u3059\u308b\u3053\u3068\u3067\u696d\u52d9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n \u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u6a19\u7684\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u4e0a\u3067\u4ee5\u4e0b\u306e\u3088\u3046\u306aC2\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n NoodleRAT\u306b\u306fWindows\u306e\u4e9c\u7a2e\u3068Linux\u306e\u4e9c\u7a2e\u304c\u3042\u308a\u307e\u3059\u3002Linux\u306e\u4e9c\u7a2e<\/a>\u306fELF\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30c9\u30a2\u3068\u306a\u308b\u3082\u306e\u3067\u3059\u3002Linux NoodleRAT\u306e\u30b3\u30fc\u30c9\u306f\u3001Rekoobe\u3084Tiny SHell\u3092\u542b\u3080\u4ed6\u306eLinux\u30d0\u30c3\u30af\u30c9\u30a2\u578b\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u985e\u4f3c\u3057\u3066\u3044\u308b\u304c\u3001NoodleRAT\u306f\u72ec\u81ea\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n NoodleRAT\u306f\u3001\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u3068\u30b5\u30a4\u30d0\u30fc\u30b9\u30d1\u30a4\u6d3b\u52d5\u306e\u4e21\u65b9\u3067\u89b3\u5bdf\u3055\u308c\u3066\u304a\u308a\u3001Rocke<\/a>\u306e\u3088\u3046\u306a\u4e2d\u56fd\u8a9e\u3092\u8a71\u3059\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u3084Cloud Snooper<\/a>\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306b\u95a2\u9023\u3059\u308b\u7591\u3044\u306e\u3042\u308b\u56fd\u5bb6\u30a2\u30af\u30bf\u30fc\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002Linux\u306e\u4e9c\u7a2e\u306eNoodleRAT\u306e\u80cc\u5f8c\u306b\u3044\u308b\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u3001\u30bf\u30a4\u3001\u30a4\u30f3\u30c9\u3001\u65e5\u672c\u3001\u30de\u30ec\u30fc\u30b7\u30a2\u3001\u53f0\u6e7e\u3092\u542b\u3080\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u306e\u8907\u6570\u306e\u56fd\u306e\u4e8b\u696d\u4f53\u3092\u6a19\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n Winnti\u306b\u306fWindows\u3068Linux\u306e\u305d\u308c\u305e\u308c\u306e\u4e9c\u7a2e\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u3001LD_PRELOAD<\/span>\u74b0\u5883\u5909\u6570\u3092\u60aa\u7528\u3059\u308b\u3053\u3068\u3067\u6301\u7d9a\u6027\u3092\u5b9f\u73fe\u3057\u3001\u6b63\u898f\u306e\u30b7\u30b9\u30c6\u30e0 \u30d0\u30a4\u30ca\u30ea\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u306a\u304f\u30e1\u30e2\u30ea\u306b\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n \u30d0\u30c3\u30af\u30c9\u30a2\u306b\u306f\u4ee5\u4e0b\u306e\u6a5f\u80fd\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n Winnti\u306eLinux\u306e\u4e9c\u7a2e<\/a>\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u30d0\u30c3\u30af\u30c9\u30a2\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001China-nexus\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u5f0a\u793e\u30c1\u30fc\u30e0\u304c\u8ffd\u8de1\u3057\u3066\u3044\u308bStarchy Taurus(\u5225\u540d: Winnti<\/a>\u30b0\u30eb\u30fc\u30d7\u3001BARIUM)\u3068Nuclear Taurus(\u5225\u540d: Tumbleweed Typhoon\u3001THORIUM\u3001Bronze Vapor<\/a>)\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u30d0\u30c3\u30af\u30c9\u30a2\u306f\u3001\u30d7\u30e9\u30a4\u30de\u30eaELF\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb(libxselinux<\/span>)\u3068\u8ffd\u52a0\u30c0\u30a4\u30ca\u30df\u30c3\u30af \u30e9\u30a4\u30d6\u30e9\u30ea(libxselinux.so<\/span>)\u306e2\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n Linux SSH\u30d0\u30c3\u30af\u30c9\u30a2<\/a>\u306f\u3001\u5b9f\u884c\u6642\u306b\u60aa\u610f\u306e\u3042\u308b\u30b3\u30fc\u30c9\u3092SSH\u30c7\u30fc\u30e2\u30f3(sshd<\/span>)\u306b\u6ce8\u5165\u3057\u307e\u3059\u3002\u6ce8\u5165\u3055\u308c\u305f\u30b3\u30fc\u30c9\u306f\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306b\u6c38\u7d9a\u7684\u306a\u30a2\u30af\u30bb\u30b9\u6a29\u3092\u4e0e\u3048\u308b\u3082\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u60aa\u610f\u306e\u3042\u308b\u6d3b\u52d5\u306e\u8db3\u304c\u304b\u308a\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n SSHdInjector\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u4e2dChina-nexus\u306e\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u79c1\u305f\u3061\u304cDigging Taurus<\/a>(aka Daggerfly, Evasive Panda)\u3068\u3057\u3066\u8ffd\u8de1\u3057\u3066\u3044\u308b\u3082\u306e\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u6a19\u7684<\/a>\u306b\u306f\u30b5\u30a4\u30d0\u30fc\u30b9\u30d1\u30a4\u95a2\u9023\u3068\u3057\u3066\u3001\u500b\u4eba\u3001\u653f\u5e9c\u6a5f\u95a2\u3001\u901a\u4fe1\u7d44\u7e54\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n Pygmy Goat\u306fLinux\u306e\u30d0\u30c3\u30af\u30c9\u30a2\u3067\u3059\u3002 Sophos XG\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/a>\u3067\u767a\u898b\u3055\u308c\u305fLinux\u30d0\u30c3\u30af\u30c9\u30a2\u3067\u3042\u308a\u3001Linux\u30d9\u30fc\u30b9\u306e\u8ffd\u52a0\u30b7\u30b9\u30c6\u30e0\u3092\u6a19\u7684\u306b\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306f\u3001\u8a8d\u8a3c\u30d0\u30a4\u30d1\u30b9\u306e\u8106\u5f31\u6027\u304c\u3042\u308blibsophos.so<\/span>\u30e9\u30a4\u30d6\u30e9\u30ea\u30d5\u30a1\u30a4\u30eb\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30eb\u30fc\u30c8\u30ad\u30c3\u30c8\u6a5f\u80fd\u3092\u901a\u3058\u3066\u521d\u671f\u30a2\u30af\u30bb\u30b9\u3068\u6c38\u7d9a\u6027\u3092\u7372\u5f97\u3057\u307e\u3059(CVE-2022-1040<\/a>)\u3002<\/p>\n \u3053\u306e\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u6a19\u7684\u3068\u306a\u308b\u30c7\u30d0\u30a4\u30b9\u4e0a\u306eLD_PRELOAD<\/span>\u74b0\u5883\u5909\u6570\u3092\u4f7f\u7528\u3057\u3066SSH\u30c7\u30fc\u30e2\u30f3(sshd<\/span>)\u306b\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3057\u3001SSH\u901a\u4fe1\u3092\u508d\u53d7\u3057\u307e\u3059\u3002\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u3001\u300c\u30dd\u30fc\u30c8\u30ce\u30c3\u30ad\u30f3\u30b0<\/a>\u300d\u3068\u547c\u3070\u308c\u308b\u624b\u6cd5\u3068\u3057\u3066\u3001\u7279\u5225\u306b\u7d30\u5de5\u3057\u305fICMP\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u306e\u901a\u4fe1\u3092\u958b\u59cb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3042\u308b\u3044\u306f SSH\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u57cb\u3081\u8fbc\u3093\u3060\u30de\u30b8\u30c3\u30af \u30d0\u30a4\u30c8<\/a>\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u901a\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n \u305d\u306e\u6a5f\u80fd\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n \u6a19\u7684\u3068\u306a\u3063\u305f\u7d44\u7e54\u306f\u3001\u5831\u544a\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3067\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u306e\u653f\u5e9c\u6a5f\u95a2\u3084\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3092\u306f\u3058\u3081\u3001\u975e\u653f\u5e9c\u7d44\u7e54(NGO)\u3001\u30d8\u30eb\u30b9\u30b1\u30a2\u3001\u904b\u8f38\u90e8\u9580\u306a\u3069\u306b\u308f\u305f\u308a\u307e\u3059\u3002<\/p>\n AcidRain\u3068\u65b0\u3057\u3044AcidPour<\/a>\u306e\u4e9c\u7a2e\u306f\u3001\u30ed\u30b7\u30a2\u306e\u8105\u5a01\u30a2\u30af\u30bf\u30fcRazing Ursa<\/a>(\u5225\u540d: Sandworm\u3001Voodoo Bear)\u306b\u95a2\u9023\u3059\u308b\u7834\u58ca\u7684\u306aLinux\u30ef\u30a4\u30d1\u30fc 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\u6b8b\u308a\u306e8\uff05\u3067\u306f\u3001\u4f7f\u7528\u3057\u305f\u30e2\u30c7\u30eb\u306e\u7bc4\u56f2\u5916\u306eLinux\u306e\u5171\u6709\u30e9\u30a4\u30d6\u30e9\u30ea(.so<\/span>)\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n \u691c\u51fa\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u4ee5\u4e0b\u306e\u30c6\u30b9\u30c8\u57fa\u6e96\u306e\u7bc4\u56f2\u306b\u5f53\u3066\u306f\u3081\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n \u30b9\u30b3\u30a2\u304c0.85\u4ee5\u4e0a\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u60aa\u6027\u30010.84\uff5e0.65\u306f\u7591\u308f\u3057\u3044\u30010.64\u4ee5\u4e0b\u306f\u826f\u6027\u3068\u5224\u65ad\u3002<\/p>\n \u56f32\u306e\u3068\u304a\u308a\u3001\u691c\u67fb\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u306e61\uff05\u304c0.85\u4ee5\u4e0a\u306e\u7d50\u679c\u3092\u793a\u3057\u3001\u60aa\u6027\u3068\u5224\u65ad\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n \u63d0\u51fa\u3055\u308c\u305f\u5168\u691c\u4f53\u306e92.3\uff05\u304c\u300c\u7591\u308f\u3057\u3044\u300d\u3068\u3059\u308b\u57fa\u6e96\u50240.65\u3092\u8d85\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u63d0\u4f9b\u3055\u308c\u305f\u30b5\u30f3\u30d7\u30eb\u306e7.7\uff05\u3092\u9664\u304f\u3059\u3079\u3066\u304c\u7591\u308f\u3057\u3044\u3068\u307f\u306a\u3055\u308c\u3001\u74b0\u5883\u5185\u3067\u5b9f\u884c\u3055\u308c\u305f\u5834\u5408\u306b\u8b66\u544a\u304c\u767a\u305b\u3089\u308c\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n \u307e\u305f\u3001Cortex PowerShell\u3068VBS\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30e9\u30a6\u30c9\u7279\u6709\u306e\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u691c\u51fa\u3092\u8abf\u67fb\u3057\u307e\u3057\u305f\u3002100\u4ee5\u4e0a\u306ePowerShell\u3068Visual Basic\u30b9\u30af\u30ea\u30d7\u30c8(VBS)\u3092ML\u30e2\u30c7\u30eb\u306b\u4e0e\u3048\u307e\u3057\u305f\u3002\u305d\u306e\u7d50\u679c\u3001\u3053\u308c\u3089\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u6d3b\u52d5\u3092\u884c\u3046\u60aa\u610f\u306e\u3042\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3068\u3057\u3066\u30d5\u30e9\u30b0\u304c\u7acb\u3066\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n \u56f33\u306f\u3001\u3053\u308c\u3089\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306e67%\u304c\u60aa\u6027\u3001\u307e\u305f\u306f\u7591\u308f\u3057\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3068\u3057\u3066\u8b58\u5225\u3055\u308c\u305f\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u7b46\u3059\u3079\u304d\u306f\u3001\u60aa\u6027\u3068\u3057\u3066\u5224\u65ad\u3055\u308c\u305f\u30b5\u30f3\u30d7\u30eb\u306e96\uff05\u8fd1\u304f\u304c0.95\u4ee5\u4e0a\u306e\u30b9\u30b3\u30a2\u3092\u7372\u5f97\u3057\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n \u9632\u5fa1\u8005\u306f\u3001\u30af\u30e9\u30a6\u30c9 \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u5185\u3067\u5b9f\u884c\u3055\u308c\u308b\u4e00\u822c\u7684\u306aELF\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u8105\u5a01\u30cf\u30f3\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3001\u8cb4\u91cd\u306a\u30a4\u30f3\u30b5\u30a4\u30c8\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001CDR(Cloud Detection and Response)\u3068\u547c\u3070\u308c\u308b\u30af\u30e9\u30a6\u30c9 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u53ef\u80fd\u3067\u3059\u3002<\/p>\n \u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3001\u4ee5\u4e0b\u306e\u88fd\u54c1\u3068\u30b5\u30fc\u30d3\u30b9\u3092\u304a\u6c42\u3081\u3044\u305f\u3060\u304f\u3053\u3068\u3067\u3001\u672c\u8a18\u4e8b\u3067\u53d6\u308a\u4e0a\u3052\u305f\u8105\u5a01\u304b\u3089\u7d44\u7e54\u3092\u3088\u308a\u78ba\u5b9f\u306b\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n \u60c5\u5831\u6f0f\u3048\u3044\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u5834\u5408\u3001\u307e\u305f\u306f\u7dca\u6025\u306e\u6848\u4ef6\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u9023\u7d61\u5148\u307e\u3067\u3054\u9023\u7d61\u304f\u3060\u3055\u3044\u3002 Unit 42\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8 \u30ec\u30b9\u30dd\u30f3\u30b9 \u30c1\u30fc\u30e0<\/a>\u307e\u305f\u306f\u304a\u96fb\u8a71\u304f\u3060\u3055\u3044\u3002<\/p>\n \u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u3001\u3053\u306e\u8abf\u67fb\u7d50\u679c\u3092\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u30a2\u30e9\u30a4\u30a2\u30f3\u30b9(CTA)\u306e\u30e1\u30f3\u30d0\u30fc\u3068\u5171\u6709\u3057\u307e\u3057\u305f\u3002CTA\u306e\u4f1a\u54e1\u306f\u3001\u3053\u306e\u60c5\u5831\u3092\u5229\u7528\u3057\u3066\u3001\u305d\u306e\u9867\u5ba2\u306b\u5bfe\u3057\u3066\u8fc5\u901f\u306b\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u3001\u60aa\u610f\u306e\u3042\u308b\u30b5\u30a4\u30d0\u30fc \u30a2\u30af\u30bf\u30fc\u3092\u7d44\u7e54\u7684\u306b\u59a8\u5bb3\u3057\u3066\u3044\u307e\u3059\u3002\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u540c\u76df<\/a>\u306e\u8a73\u7d30\u306f\u3053\u3061\u3089\u3002<\/p>\n \u672c\u8abf\u67fb\u3092\u5b9f\u65bd\u3059\u308b\u3046\u3048\u3067\u53c2\u8003\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u8cc7\u6599\u304c\u4f7f\u7528\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":" Unit 42\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u30c4\u30fc\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30ea\u30ef\u30fc\u30af\u3055\u308c\u305fLinux Executable and Linkage Format (ELF)\u30d5\u30a1\u30a4\u30eb\u3092\u6d3b\u7528\u3057\u305f\u30af\u30e9\u30a6\u30c9\u653b\u6483\u306e\u5c06\u6765\u7684\u306a\u6025\u5897\u3092\u4e88\u6e2c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"author":317,"featured_media":142729,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4436,1974,4428],"tags":[8139,4619,5243,5523,4621,7657,4639],"product_categories":[4447,8712,4465],"coauthors":[1394,8920],"class_list":["post-143960","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cloud-cybersecurity-research-ja","category-malware-ja","category-threat-research-ja","tag-endpoint-ja","tag-linux-malware-ja","tag-machine-learning-ja","tag-powershell-ja","tag-remote-access-trojan-ja","tag-vbscript-ja","tag-winnti-ja","product_categories-cortex-ja","product_categories-cortex-cloud-ja","product_categories-unit-42-incident-response-ja"],"yoast_head":"\n<\/a>\u9032\u5316\u3059\u308bELF\u30d0\u30a4\u30ca\u30ea<\/h2>\n
\n
<\/a>NoodleRAT<\/h3>\n
\n
<\/a>Winnti<\/h3>\n
\n
<\/a>SSHdInjector<\/h3>\n
\n
<\/a>Pygmy Goat<\/h3>\n
\n
<\/a>Acid Pour\/AcidRain<\/h3>\n
<\/a>\u7d50\u8ad6<\/h2>\n
\n
![\"\u5b9f\u884c\u30d5\u30ed\u30fc\u3092\u793a\u3059Cortex](\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2025\/06\/word-image-366997-143960-1.png\")
<\/a>ELF\u6a5f\u68b0\u5b66\u7fd2\u306b\u3088\u308b\u691c\u51fa<\/h4>\n
\n
![\"\u6a5f\u68b0\u5b66\u7fd2\u306e\u30c6\u30b9\u30c8\u30b9\u30b3\u30a2\u306e\u5186\u30b0\u30e9\u30d5(\u5185\u8a33:\u60aa\u602761.5\uff05\u3001\u7591\u308f\u3057\u304430.8\uff05\u3001\u826f\u60277.7\uff05)\"](\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2025\/06\/chart-4.png\")
<\/a>PowerShell\u3068VBS\u306e\u6a5f\u68b0\u5b66\u7fd2\u306b\u3088\u308b\u691c\u51fa<\/h4>\n
\n
![\"PowerShell\u3068VBS\u306e\u6a5f\u68b0\u5b66\u7fd2\u30c6\u30b9\u30c8\u306e\u30b9\u30b3\u30a2\u306e\u5186\u30b0\u30e9\u30d5(\u5185\u8a33:\u60aa\u602756.8%(95%\u4ee5\u4e0a)\u3001\u826f\u602733.0%\u3001\u7591\u308f\u3057\u30448.0%\u3001\u60aa\u60272.3%)\u3002\"](\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2025\/06\/chart-5.png\")
Cortex Cloud<\/strong><\/h2>\n
\n
\n
\n
<\/a>\u305d\u306e\u4ed6\u306e\u30ea\u30bd\u30fc\u30b9<\/h2>\n
\n