[vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
\u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6578\u4f4d\u74b0\u5883\u4e2d\uff0cBlackSuit\u52d2\u7d22\u8edf\u9ad4\u7684\u51fa\u73fe\u5c0d\u4f3a\u670d\u5668\u5b89\u5168<\/a>\u69cb\u6210\u4e86\u91cd\u5927\u5a01\u8105\u3002\u9019\u7a2e\u8907\u96dc\u7684\u60e1\u610f\u8edf\u9ad4\u91dd\u5c0d\u4f3a\u670d\u5668\u79df\u7528\u548c\u4f3a\u670d\u5668\u8a17\u7ba1\u74b0\u5883\u4e2d\u7684\u6f0f\u6d1e\uff0c\u4f7f\u5f97\u6280\u8853\u5c08\u696d\u4eba\u54e1\u5fc5\u9808\u4fdd\u6301\u8b66\u60d5\u548c\u6e96\u5099\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8a0e\u4e86\u4fdd\u8b77\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u514d\u53d7BlackSuit\u52d2\u7d22\u8edf\u9ad4\u653b\u64ca\u7684\u6709\u6548\u7b56\u7565\u3002<\/p>\n BlackSuit\u52d2\u7d22\u8edf\u9ad4\u4ee5\u5176\u8907\u96dc\u7a0b\u5ea6\u8207\u5e38\u898f\u60e1\u610f\u8edf\u9ad4\u5340\u5206\u958b\u4f86\u3002\u5b83\u4e0d\u50c5\u52a0\u5bc6\u8cc7\u6599\uff0c\u9084\u6703\u7aca\u53d6\u654f\u611f\u8cc7\u8a0a\uff0c\u70ba\u9999\u6e2f\u4f01\u696d\u9020\u6210\u96d9\u91cd\u5a01\u8105\u3002\u9019\u7a2e\u52d2\u7d22\u8edf\u9ad4\u901a\u5e38\u900f\u904e\u91e3\u9b5a\u90f5\u4ef6\u3001\u5229\u7528\u672a\u4fee\u88dc\u7684\u6f0f\u6d1e\u6216\u5229\u7528\u5f31\u9060\u7aef\u684c\u9762\u5354\u5b9a\uff08RDP\uff09\u914d\u7f6e\u4f86\u6ef2\u900f\u7cfb\u7d71\u3002<\/p>\n \u9019\u6bb5\u507d\u4ee3\u78bc\u8aaa\u660e\u4e86BlackSuit\u653b\u64ca\u7684\u57fa\u672c\u6d41\u7a0b\uff0c\u7a81\u51fa\u4e86\u53ef\u4ee5\u5be6\u65bd\u9632\u79a6\u63aa\u65bd\u7684\u95dc\u9375\u9ede\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u5b9a\u671f\u66f4\u65b0\u548c\u4fee\u88dc\u7cfb\u7d71\u81f3\u95dc\u91cd\u8981\u3002\u5be6\u65bd\u81ea\u52d5\u4fee\u88dc\u7cfb\u7d71\uff0c\u78ba\u4fdd\u6240\u6709\u4f3a\u670d\u5668\uff0c\u5c24\u5176\u662f\u90a3\u4e9b\u5728\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\u7684\u4f3a\u670d\u5668\uff0c\u90fd\u80fd\u9632\u79a6\u5df2\u77e5\u6f0f\u6d1e\u3002<\/p>\n \u5be6\u65bd\u5f37\u5927\u7684\u5b58\u53d6\u63a7\u5236\uff0c\u5305\u62ec\u591a\u56e0\u7d20\u8a8d\u8b49\uff08MFA\uff09\u548c\u6700\u5c0f\u6b0a\u9650\u539f\u5247\uff08PoLP\uff09\u3002\u9019\u5c0d\u65bc\u53ef\u80fd\u6709\u591a\u65b9\u5b58\u53d6\u7684\u4f3a\u670d\u5668\u8a17\u7ba1\u8a2d\u65bd\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n \u5be6\u65bd\u7db2\u8def\u9694\u96e2\u4ee5\u9694\u96e2\u95dc\u9375\u7cfb\u7d71\u4e26\u9650\u5236\u6f5b\u5728\u611f\u67d3\u7684\u50b3\u64ad\u3002\u9019\u5728\u5171\u4eab\u7684\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n \u5b9a\u671f\u70ba\u54e1\u5de5\u9032\u884c\u7db2\u8def\u5b89\u5168\u57f9\u8a13\uff0c\u91cd\u9ede\u95dc\u6ce8\u8b58\u5225\u91e3\u9b5a\u4f01\u5716\u548c\u9075\u5faa\u4f3a\u670d\u5668\u7ba1\u7406\u7684\u5b89\u5168\u5be6\u8e10\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u5be6\u65bd\u5f37\u5927\u7684\u5099\u4efd\u7b56\u7565\u5c0d\u65bc\u6e1b\u8f15BlackSuit\u52d2\u7d22\u8edf\u9ad4\u7684\u5f71\u97ff\u81f3\u95dc\u91cd\u8981\u3002\u63a1\u75283-2-1\u5099\u4efd\u539f\u5247\uff1a<\/p>\n \u9019\u500b\u8173\u672c\u6f14\u793a\u4e863-2-1\u5099\u4efd\u7b56\u7565\u7684\u57fa\u672c\u5be6\u73fe\uff0c\u9069\u7528\u65bc\u9999\u6e2f\u7684\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u90e8\u7f72IDS\u4ee5\u76e3\u63a7\u7db2\u8def\u6d41\u91cf\u4e2d\u7684\u53ef\u7591\u6d3b\u52d5\u3002Snort\u6216Suricata\u662f\u9999\u6e2f\u4f3a\u670d\u5668\u74b0\u5883\u7684\u512a\u79c0\u9078\u64c7\u3002<\/p>\n \u4f7f\u7528\u4e0b\u4e00\u4ee3\u9632\u6bd2\u89e3\u6c7a\u65b9\u6848\uff0c\u9019\u4e9b\u89e3\u6c7a\u65b9\u6848\u4f7f\u7528\u884c\u70ba\u5206\u6790\u548c\u6a5f\u5668\u5b78\u7fd2\u4f86\u6aa2\u6e2c\u548c\u9810\u9632\u52d2\u7d22\u8edf\u9ad4\u653b\u64ca\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u5236\u5b9a\u91dd\u5c0dBlackSuit\u52d2\u7d22\u8edf\u9ad4\u653b\u64ca\u7684\u5168\u9762\u4e8b\u4ef6\u61c9\u8b8a\u8a08\u756b\u3002\u5305\u62ec\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u5728\u9078\u64c7\u9999\u6e2f\u7684\u4f3a\u670d\u5668\u79df\u7528\u6216\u4f3a\u670d\u5668\u8a17\u7ba1\u63d0\u4f9b\u5546\u6642\uff0c\u512a\u5148\u8003\u616e\u63d0\u4f9b\u4ee5\u4e0b\u670d\u52d9\u7684\u63d0\u4f9b\u5546\uff1a<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u719f\u6089\u9999\u6e2f\u7684\u8cc7\u6599\u4fdd\u8b77\u6cd5\u5f8b\uff0c\u7279\u5225\u662f\u300a\u500b\u4eba\u8cc7\u6599\uff08\u79c1\u96b1\uff09\u689d\u4f8b\u300b\u3002\u78ba\u4fdd\u60a8\u7684\u4e8b\u4ef6\u61c9\u8b8a\u8a08\u756b\u5305\u62ec\u5728\u767c\u751f\u8cc7\u6599\u5916\u6d29\u6642\u901a\u77e5\u7576\u5c40\u548c\u53d7\u5f71\u97ff\u65b9\u7684\u6b65\u9a5f\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u4fdd\u8b77\u9999\u6e2f\u4f3a\u670d\u5668\u514d\u53d7BlackSuit\u52d2\u7d22\u8edf\u9ad4\u7684\u4fb5\u5bb3\u9700\u8981\u591a\u65b9\u9762\u7684\u65b9\u6cd5\u3002\u900f\u904e\u5be6\u65bd\u5f37\u5927\u7684\u9810\u9632\u63aa\u65bd\u3001\u4fdd\u6301\u8b66\u60d5\u76e3\u63a7\u548c\u5236\u5b9a\u53ef\u9760\u7684\u4e8b\u4ef6\u61c9\u8b8a\u8a08\u756b\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u6210\u70ba\u9019\u7a2e\u8907\u96dc\u5a01\u8105\u53d7\u5bb3\u8005\u7684\u98a8\u96aa\u3002\u53ca\u6642\u4e86\u89e3\u65b0\u8208\u7684\u7db2\u8def\u5b89\u5168\u8da8\u52e2\uff0c\u4e26\u4e0d\u65b7\u8abf\u6574\u60a8\u7684\u9632\u79a6\u63aa\u65bd\uff0c\u4ee5\u78ba\u4fdd\u60a8\u7684\u4f3a\u670d\u5668\u79df\u7528\u548c\u4f3a\u670d\u5668\u8a17\u7ba1\u74b0\u5883\u5b89\u5168\uff0c\u9632\u79a6BlackSuit\u548c\u5176\u4ed6\u4e0d\u65b7\u6f14\u8b8a\u7684\u52d2\u7d22\u8edf\u9ad4\u5a01\u8105\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":" [vc_row el_class=”blog-detail-section”][vc_ […]<\/p>\n\u4e86\u89e3BlackSuit\u52d2\u7d22\u8edf\u9ad4<\/strong><\/h2>\n
\r\n\/\/ \u7c21\u5316\u7684BlackSuit\u653b\u64ca\u6d41\u7a0b\r\nfunction blackSuitAttack(target) {\r\n if (findVulnerability(target)) {\r\n infiltrateSystem(target);\r\n exfiltrateData(target);\r\n encryptFiles(target);\r\n demandRansom(target);\r\n }\r\n}\r\n <\/code><\/pre>\n\u9810\u9632\u63aa\u65bd\uff1a\u52a0\u5f37\u9999\u6e2f\u4f3a\u670d\u5668<\/strong><\/h2>\n
1. \u66f4\u65b0\u548c\u4fee\u88dc<\/h3>\n
2. \u52a0\u5f37\u5b58\u53d6\u63a7\u5236<\/h3>\n
\r\n\/\/ \u5728Node.js\u4e2d\u5be6\u73feMFA\u7684\u793a\u4f8b\r\nconst speakeasy = require('speakeasy');\r\nconst QRCode = require('qrcode');\r\n\r\nfunction setupMFA(user) {\r\n const secret = speakeasy.generateSecret({ name: 'HongKongServer' });\r\n QRCode.toDataURL(secret.otpauth_url, (err, data_url) => {\r\n \/\/ \u5b89\u5168\u5132\u5b58secret.base32\u4e26\u5c07QR\u78bc\u50b3\u9001\u7d66\u7528\u6236\r\n });\r\n}\r\n\r\nfunction verifyMFA(user, token) {\r\n return speakeasy.totp.verify({\r\n secret: user.mfaSecret,\r\n encoding: 'base32',\r\n token: token\r\n });\r\n}\r\n <\/code><\/pre>\n3. \u7db2\u8def\u9694\u96e2<\/h3>\n
4. \u54e1\u5de5\u6559\u80b2<\/h3>\n
\u8cc7\u6599\u5099\u4efd\u7b56\u7565<\/strong><\/h2>\n
\n
\r\n#!\/bin\/bash\r\n# Linux\u4f3a\u670d\u5668\u7c21\u55ae\u76843-2-1\u5099\u4efd\u8173\u672c\r\n\r\n# \u8b8a\u6578\r\nSRC=\"\/path\/to\/source\"\r\nDEST_LOCAL=\"\/path\/to\/local\/backup\"\r\nDEST_REMOTE=\"user@remote:\/path\/to\/remote\/backup\"\r\n\r\n# \u672c\u5730\u5099\u4efd\r\nrsync -avz --delete $SRC $DEST_LOCAL\r\n\r\n# \u9060\u7aef\u5099\u4efd\r\nrsync -avz --delete $SRC $DEST_REMOTE\r\n\r\n# \u9a57\u8b49\u5099\u4efd\r\necho \"\u9a57\u8b49\u672c\u5730\u5099\u4efd...\"\r\ndiff -r $SRC $DEST_LOCAL\r\necho \"\u9a57\u8b49\u9060\u7aef\u5099\u4efd...\"\r\nssh user@remote \"diff -r \/path\/to\/remote\/backup \/path\/to\/source\"\r\n <\/code><\/pre>\n\u76e3\u63a7\u548c\u6aa2\u6e2c<\/strong><\/h2>\n
\u5be6\u65bd\u5165\u4fb5\u6aa2\u6e2c\u7cfb\u7d71\uff08IDS\uff09<\/h3>\n
\r\n# \u7528\u65bc\u6aa2\u6e2c\u6f5b\u5728BlackSuit\u6d3b\u52d5\u7684Suricata\u898f\u5247\r\nalert http $EXTERNAL_NET any -> $HOME_NET any (\r\n msg:\"\u6f5b\u5728\u7684BlackSuit C2\u901a\u8a0a\";\r\n flow:established,to_server;\r\n content:\"POST\"; http_method;\r\n content:\"\/api\/exfil\"; http_uri;\r\n pcre:\"\/\\{\\\"data\\\":\\\"[a-zA-Z0-9+\/=]{100,}\\\"\\}\/\";\r\n classtype:trojan-activity;\r\n sid:1000001; rev:1;\r\n)\r\n <\/code><\/pre>\n\u9632\u6bd2\u548c\u53cd\u60e1\u610f\u8edf\u9ad4\u5de5\u5177<\/h3>\n
\u4e8b\u4ef6\u61c9\u8b8a\u8a08\u756b<\/strong><\/h2>\n
\n
\u9999\u6e2f\u4f3a\u670d\u5668\u63d0\u4f9b\u5546\u7684\u89d2\u8272<\/strong><\/h2>\n
\n
\u5408\u898f\u548c\u6cd5\u5f8b\u8003\u91cf<\/strong><\/h2>\n
\u7d50\u8ad6<\/strong><\/h2>\n