{"id":476055,"date":"2023-08-09T07:25:33","date_gmt":"2023-08-09T07:25:33","guid":{"rendered":""},"modified":"2023-09-05T11:11:56","modified_gmt":"2023-09-05T11:11:56","slug":"blended-threat","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/blended-threat\/","title":{"rendered":"M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p"},"content":{"rendered":"<p>M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef an ninh m\u1ea1ng ph\u1ee9c t\u1ea1p, \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t lo\u1ea1i t\u1ea5n c\u00f4ng m\u1ea1ng k\u1ebft h\u1ee3p nhi\u1ec1u vect\u01a1 t\u1ea5n c\u00f4ng \u0111\u1ec3 khai th\u00e1c l\u1ed7 h\u1ed5ng v\u00e0 v\u01b0\u1ee3t qua c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt truy\u1ec1n th\u1ed1ng. Thu\u1eadt ng\u1eef n\u00e0y tr\u1edf n\u00ean n\u1ed5i ti\u1ebfng v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1990 khi t\u1ed9i ph\u1ea1m m\u1ea1ng b\u1eaft \u0111\u1ea7u ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng c\u1ee7a ch\u00fang ngo\u00e0i c\u00e1c c\u00e1ch khai th\u00e1c \u0111\u01a1n gi\u1ea3n, bi\u1ec7t l\u1eadp.<\/p>\n<h2>L\u1ecbch s\u1eed v\u1ec1 ngu\u1ed3n g\u1ed1c c\u1ee7a M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p v\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ec1 c\u1eadp \u0111\u1ebfn n\u00f3<\/h2>\n<p>Kh\u00e1i ni\u1ec7m M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p xu\u1ea5t hi\u1ec7n v\u00e0o \u0111\u1ea7u nh\u1eefng n\u0103m 2000, v\u1edbi s\u1ef1 k\u1ebft n\u1ed1i ng\u00e0y c\u00e0ng t\u0103ng c\u1ee7a c\u00e1c m\u1ea1ng m\u00e1y t\u00ednh v\u00e0 s\u1ef1 ph\u1ed5 bi\u1ebfn c\u1ee7a Internet. L\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ec1 c\u1eadp \u0111\u1ebfn M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p th\u01b0\u1eddng l\u00e0 do m\u1ed9t b\u00e0i nghi\u00ean c\u1ee9u c\u1ee7a Symantec n\u0103m 2003, trong \u0111\u00f3 n\u00eau b\u1eadt s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a nhi\u1ec1u ph\u01b0\u01a1ng th\u1ee9c t\u1ea5n c\u00f4ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1nh m\u1ebd v\u00e0 dai d\u1eb3ng h\u01a1n.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p<\/h2>\n<p>C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p c\u00f3 c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u1ed9c \u0111\u00e1o v\u00ec ch\u00fang h\u1ee3p nh\u1ea5t c\u00e1c vect\u01a1 t\u1ea5n c\u00f4ng kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 vi-r\u00fat, s\u00e2u, Trojan, k\u1ef9 thu\u1eadt x\u00e3 h\u1ed9i v\u00e0 c\u00e1c d\u1ea1ng ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i kh\u00e1c, th\u00e0nh m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng g\u1eafn k\u1ebft, duy nh\u1ea5t. S\u1ef1 k\u1ebft h\u1ee3p c\u00e1c k\u1ef9 thu\u1eadt n\u00e0y khi\u1ebfn ch\u00fang c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng cao, c\u00f3 kh\u1ea3 n\u0103ng khai th\u00e1c c\u00e1c b\u1ec1 m\u1eb7t t\u1ea5n c\u00f4ng kh\u00e1c nhau v\u00e0 tr\u00e1nh b\u1ecb ph\u00e1t hi\u1ec7n b\u1edfi c\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt truy\u1ec1n th\u1ed1ng.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p: C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p<\/h2>\n<p>C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng theo t\u1eebng giai \u0111o\u1ea1n, m\u1ed7i giai \u0111o\u1ea1n g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a cu\u1ed9c t\u1ea5n c\u00f4ng t\u1ed5ng th\u1ec3. C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh nhi\u1ec1u giai \u0111o\u1ea1n:<\/p>\n<ol>\n<li>\n<p><strong>Th\u1ecfa hi\u1ec7p ban \u0111\u1ea7u:<\/strong> Cu\u1ed9c t\u1ea5n c\u00f4ng b\u1eaft \u0111\u1ea7u b\u1eb1ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p nh\u1eb1m gi\u00e0nh quy\u1ec1n truy c\u1eadp ban \u0111\u1ea7u v\u00e0o h\u1ec7 th\u1ed1ng ho\u1eb7c m\u1ea1ng m\u1ee5c ti\u00eau. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c khai th\u00e1c c\u00e1c l\u1ed7 h\u1ed5ng \u0111\u00e3 bi\u1ebft, l\u1eeba \u0111\u1ea3o tr\u1ef1c tuy\u1ebfn ho\u1eb7c t\u1ea3i xu\u1ed1ng theo t\u1eebng \u1ed5 \u0111\u0129a.<\/p>\n<\/li>\n<li>\n<p><strong>S\u1ef1 ph\u1ed5 bi\u1ebfn:<\/strong> Khi v\u00e0o b\u00ean trong, m\u1ed1i \u0111e d\u1ecda s\u1ebd s\u1eed d\u1ee5ng nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 l\u00e2y lan tr\u00ean m\u1ea1ng, l\u00e2y nhi\u1ec5m sang nhi\u1ec1u h\u1ec7 th\u1ed1ng v\u00e0 thi\u1ebft b\u1ecb. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n t\u1ef1 sao ch\u00e9p, t\u1ec7p \u0111\u00ednh k\u00e8m email v\u00e0 chia s\u1ebb m\u1ea1ng.<\/p>\n<\/li>\n<li>\n<p><strong>Ki\u00ean tr\u00ec:<\/strong> C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 kh\u00f4ng b\u1ecb ph\u00e1t hi\u1ec7n v\u00e0 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c trong m\u00f4i tr\u01b0\u1eddng m\u1ee5c ti\u00eau. Ch\u00fang th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt rootkit ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u00e9n l\u00fat \u0111\u1ec3 che gi\u1ea5u s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a m\u00ecnh.<\/p>\n<\/li>\n<li>\n<p><strong>L\u1ec7nh v\u00e0 Ki\u1ec3m so\u00e1t (C&amp;C):<\/strong> C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p th\u01b0\u1eddng c\u00f3 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ch\u1ec9 huy v\u00e0 ki\u1ec3m so\u00e1t t\u1eadp trung cho ph\u00e9p k\u1ebb t\u1ea5n c\u00f4ng duy tr\u00ec quy\u1ec1n ki\u1ec3m so\u00e1t, cung c\u1ea5p c\u00e1c b\u1ea3n c\u1eadp nh\u1eadt v\u00e0 l\u1ecdc d\u1eef li\u1ec7u.<\/p>\n<\/li>\n<li>\n<p><strong>L\u1ecdc d\u1eef li\u1ec7u:<\/strong> Giai \u0111o\u1ea1n cu\u1ed1i c\u00f9ng li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111\u00e1nh c\u1eafp th\u00f4ng tin nh\u1ea1y c\u1ea3m ho\u1eb7c g\u00e2y thi\u1ec7t h\u1ea1i cho m\u1ee5c ti\u00eau. K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb ho\u1eb7c khai th\u00e1c c\u00e1c h\u1ec7 th\u1ed1ng b\u1ecb x\u00e2m nh\u1eadp \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i nh\u01b0 ph\u00e1t \u0111\u1ed9ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ti\u1ebfp theo ho\u1eb7c khai th\u00e1c ti\u1ec1n \u0111i\u1ec7n t\u1eed.<\/p>\n<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p<\/h2>\n<p>C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p th\u1ec3 hi\u1ec7n m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh gi\u00fap ph\u00e2n bi\u1ec7t ch\u00fang v\u1edbi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng truy\u1ec1n th\u1ed1ng:<\/p>\n<ol>\n<li>\n<p><strong>T\u00ednh linh ho\u1ea1t:<\/strong> B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p c\u00e1c ph\u01b0\u01a1ng th\u1ee9c t\u1ea5n c\u00f4ng kh\u00e1c nhau, c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p c\u00f3 th\u1ec3 nh\u1eafm m\u1ee5c ti\u00eau v\u00e0o nhi\u1ec1u l\u1ed7 h\u1ed5ng, t\u0103ng c\u01a1 h\u1ed9i th\u00e0nh c\u00f4ng.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00e0ng h\u00ecnh:<\/strong> Kh\u1ea3 n\u0103ng tr\u00e1nh b\u1ecb ph\u00e1t hi\u1ec7n v\u00e0 \u1ea9n m\u00ecnh trong m\u1ea1ng cho ph\u00e9p ch\u00fang ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng b\u1ecb ph\u00e1t hi\u1ec7n trong th\u1eddi gian d\u00e0i.<\/p>\n<\/li>\n<li>\n<p><strong>Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng:<\/strong> C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh chi\u1ebfn thu\u1eadt c\u1ee7a ch\u00fang \u0111\u1ec3 \u0111\u00e1p \u1ee9ng v\u1edbi c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt, khi\u1ebfn ch\u00fang kh\u00f3 d\u1ef1 \u0111o\u00e1n v\u00e0 ch\u1ed1ng l\u1ea1i.<\/p>\n<\/li>\n<li>\n<p><strong>Tinh hoa:<\/strong> Do t\u00ednh ph\u1ee9c t\u1ea1p c\u1ee7a ch\u00fang, c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi ngu\u1ed3n l\u1ef1c v\u00e0 ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 ph\u00e1t tri\u1ec3n v\u00e0 th\u1ef1c thi.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c lo\u1ea1i m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p<\/h2>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>H\u1ed7n h\u1ee3p virus-s\u00e2u<\/strong><\/td>\n<td>K\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng l\u00e2y lan nh\u01b0 s\u00e2u v\u00e0 l\u00e2y nhi\u1ec5m v\u00e0o c\u00e1c t\u1eadp tin nh\u01b0 vi-r\u00fat. N\u00f3 c\u00f3 th\u1ec3 lan truy\u1ec1n nhanh ch\u00f3ng qua c\u00e1c m\u1ea1ng, l\u00e0m t\u1ed5n h\u1ea1i \u0111\u1ebfn nhi\u1ec1u h\u1ec7 th\u1ed1ng.<\/td>\n<\/tr>\n<tr>\n<td><strong>H\u1ed7n h\u1ee3p Trojan-l\u1eeba \u0111\u1ea3o<\/strong><\/td>\n<td>K\u1ebft h\u1ee3p c\u00e1c k\u1ef9 thu\u1eadt l\u1eeba \u0111\u1ea3o qua m\u1ea1ng x\u00e3 h\u1ed9i v\u1edbi kh\u1ea3 n\u0103ng t\u1ea3i tr\u1ecdng l\u00e9n l\u00fat v\u00e0 \u0111\u1ed9c h\u1ea1i c\u1ee7a m\u1ed9t con ng\u1ef1a Trojan, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o h\u1ec7 th\u1ed1ng ho\u1eb7c \u0111\u00e1nh c\u1eafp th\u00f4ng tin nh\u1ea1y c\u1ea3m.<\/td>\n<\/tr>\n<tr>\n<td><strong>H\u1ed7n h\u1ee3p ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i-Ransomware<\/strong><\/td>\n<td>H\u1ee3p nh\u1ea5t c\u00e1c ch\u1ee9c n\u0103ng ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i truy\u1ec1n th\u1ed1ng v\u1edbi kh\u1ea3 n\u0103ng m\u00e3 h\u00f3a t\u1ec7p v\u00e0 y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c cho c\u00e1c kh\u00f3a gi\u1ea3i m\u00e3, g\u00e2y ra s\u1ef1 gi\u00e1n \u0111o\u1ea1n v\u00e0 t\u1ed5n th\u1ea5t t\u00e0i ch\u00ednh \u0111\u00e1ng k\u1ec3.<\/td>\n<\/tr>\n<tr>\n<td><strong>H\u1ed7n h\u1ee3p Botnet-Rootkit<\/strong><\/td>\n<td>T\u00edch h\u1ee3p kh\u1ea3 n\u0103ng c\u1ee7a botnet v\u1edbi c\u00e1c t\u00ednh n\u0103ng rootkit, cung c\u1ea5p cho k\u1ebb t\u1ea5n c\u00f4ng quy\u1ec1n ki\u1ec3m so\u00e1t t\u1eeb xa \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb b\u1ecb x\u00e2m nh\u1eadp v\u00e0 kh\u1ea3 n\u0103ng t\u1ed3n t\u1ea1i l\u00e9n l\u00fat.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng<\/h2>\n<p>C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p \u0111\u1eb7t ra nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u00e1ng k\u1ec3 cho c\u00e1c chuy\u00ean gia v\u00e0 t\u1ed5 ch\u1ee9c an ninh m\u1ea1ng. M\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 ch\u00ednh li\u00ean quan \u0111\u1ebfn c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>Kh\u00f3 kh\u0103n ph\u00e1t hi\u1ec7n:<\/strong> B\u1ea3n ch\u1ea5t \u0111a d\u1ea1ng c\u1ee7a ch\u00fang khi\u1ebfn ch\u00fang g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh b\u1eb1ng c\u00e1c bi\u1ec7n ph\u00e1p an ninh th\u00f4ng th\u01b0\u1eddng.<\/p>\n<\/li>\n<li>\n<p><strong>H\u00e0nh vi n\u0103ng \u0111\u1ed9ng:<\/strong> C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p li\u00ean t\u1ee5c ph\u00e1t tri\u1ec3n, khi\u1ebfn vi\u1ec7c t\u1ea1o d\u1ea5u hi\u1ec7u t\u0129nh \u0111\u1ec3 ph\u00e1t hi\u1ec7n tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>Ngu\u1ed3n l\u1ef1c chuy\u00ean s\u00e2u:<\/strong> Vi\u1ec7c ch\u1ed1ng l\u1ea1i c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p \u0111\u00f2i h\u1ecfi ngu\u1ed3n l\u1ef1c \u0111\u00e1ng k\u1ec3, c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn v\u00e0 chuy\u00ean m\u00f4n.<\/p>\n<\/li>\n<\/ol>\n<p>\u0110\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro li\u00ean quan \u0111\u1ebfn c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p, c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o m\u1eadt nhi\u1ec1u l\u1edbp, bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>Ph\u00e1t hi\u1ec7n m\u1ed1i \u0111e d\u1ecda n\u00e2ng cao:<\/strong> Tri\u1ec3n khai c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp (IDS) v\u00e0 h\u1ec7 th\u1ed1ng ng\u0103n ch\u1eb7n x\u00e2m nh\u1eadp (IPS) tinh vi c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 \u1ee9ng ph\u00f3 v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n t\u00edch h\u00e0nh vi:<\/strong> S\u1eed d\u1ee5ng ph\u00e2n t\u00edch d\u1ef1a tr\u00ean h\u00e0nh vi \u0111\u1ec3 ph\u00e1t hi\u1ec7n nh\u1eefng \u0111i\u1ec3m b\u1ea5t th\u01b0\u1eddng trong h\u1ec7 th\u1ed1ng, gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c m\u1ed1i \u0111e d\u1ecda ch\u01b0a t\u1eebng th\u1ea5y tr\u01b0\u1edbc \u0111\u00e2y.<\/p>\n<\/li>\n<li>\n<p><strong>Qu\u1ea3n l\u00fd b\u1ea3n v\u00e1 th\u00f4ng th\u01b0\u1eddng:<\/strong> Lu\u00f4n c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m v\u00e0 h\u1ec7 th\u1ed1ng b\u1eb1ng c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt m\u1edbi nh\u1ea5t c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c khai th\u00e1c c\u00e1c l\u1ed7 h\u1ed5ng \u0111\u00e3 bi\u1ebft.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<table>\n<thead>\n<tr>\n<th>Thu\u1eadt ng\u1eef<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p<\/strong><\/td>\n<td>K\u1ebft h\u1ee3p nhi\u1ec1u vect\u01a1 t\u1ea5n c\u00f4ng \u0111\u1ec3 khai th\u00e1c l\u1ed7 h\u1ed5ng v\u00e0 v\u01b0\u1ee3t qua c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt truy\u1ec1n th\u1ed1ng.<\/td>\n<\/tr>\n<tr>\n<td><strong>M\u1ed1i \u0111e d\u1ecda li\u00ean t\u1ee5c n\u00e2ng cao (APT)<\/strong><\/td>\n<td>M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng l\u00e9n l\u00fat, c\u00f3 ch\u1ee7 \u0111\u00edch b\u1edfi m\u1ed9t nh\u00f3m \u0111\u01b0\u1ee3c t\u00e0i tr\u1ee3 v\u00e0 t\u1ed5 ch\u1ee9c t\u1ed1t, th\u01b0\u1eddng l\u00e0 c\u00e1c t\u00e1c nh\u00e2n qu\u1ed1c gia, nh\u1eb1m m\u1ee5c \u0111\u00edch x\u00e2m ph\u1ea1m c\u00e1c h\u1ec7 th\u1ed1ng v\u00e0 kh\u00f4ng b\u1ecb ph\u00e1t hi\u1ec7n trong th\u1eddi gian d\u00e0i. APT c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt \u0110e d\u1ecda h\u1ed7n h\u1ee3p, nh\u01b0ng kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c \u0110e d\u1ecda h\u1ed7n h\u1ee3p \u0111\u1ec1u l\u00e0 APT.<\/td>\n<\/tr>\n<tr>\n<td><strong>Khai th\u00e1c Zero-Day<\/strong><\/td>\n<td>M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng l\u1ee3i d\u1ee5ng m\u1ed9t l\u1ed7 h\u1ed5ng m\u00e0 nh\u00e0 cung c\u1ea5p ph\u1ea7n m\u1ec1m ch\u01b0a bi\u1ebft \u0111\u1ebfn, khi\u1ebfn r\u1ea5t \u00edt ho\u1eb7c kh\u00f4ng c\u00f3 th\u1eddi gian \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c b\u1ea3n v\u00e1 ho\u1eb7c chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u. C\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1ch khai th\u00e1c Zero-Day \u0111\u1ec3 n\u00e2ng cao t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1c quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p<\/h2>\n<p>T\u01b0\u01a1ng lai c\u1ee7a c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p c\u00f3 th\u1ec3 s\u1ebd ch\u1ee9ng ki\u1ebfn m\u1ed9t lo\u1ea1t c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng th\u1eadm ch\u00ed c\u00f2n ph\u1ee9c t\u1ea1p v\u00e0 kh\u00f3 n\u1eafm b\u1eaft h\u01a1n. Khi c\u00f4ng ngh\u1ec7 ti\u1ebfn b\u1ed9, nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o v\u00e0 h\u1ecdc m\u00e1y \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c m\u1ed1i \u0111e d\u1ecda th\u00edch \u1ee9ng v\u00e0 l\u1ea9n tr\u00e1nh h\u01a1n. Vi\u1ec7c ch\u1ed1ng l\u1ea1i c\u00e1c m\u1ed1i \u0111e d\u1ecda nh\u01b0 v\u1eady s\u1ebd \u0111\u00f2i h\u1ecfi c\u00e1c c\u00f4ng ngh\u1ec7 an ninh m\u1ea1ng ti\u00ean ti\u1ebfn, chia s\u1ebb th\u00f4ng tin v\u1ec1 m\u1ed1i \u0111e d\u1ecda v\u00e0 n\u1ed7 l\u1ef1c h\u1ee3p t\u00e1c gi\u1eefa c\u00e1c chuy\u00ean gia v\u00e0 t\u1ed5 ch\u1ee9c b\u1ea3o m\u1eadt.<\/p>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi M\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 m\u1ea1ng v\u00e0 h\u1ec7 th\u1ed1ng kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p. Ch\u00fang \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb kh\u00e1ch v\u00e0 internet, cung c\u1ea5p th\u00eam m\u1ed9t l\u1edbp \u1ea9n danh v\u00e0 b\u1ea3o m\u1eadt. B\u1eb1ng c\u00e1ch \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp th\u00f4ng qua m\u00e1y ch\u1ee7 proxy, \u0111\u1ecba ch\u1ec9 IP c\u1ee7a nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng ti\u1ec1m n\u0103ng c\u00f3 th\u1ec3 b\u1ecb \u1ea9n, khi\u1ebfn ch\u00fang kh\u00f3 truy nguy\u00ean ngu\u1ed3n h\u01a1n.<\/p>\n<p>M\u00e1y ch\u1ee7 proxy c\u0169ng cung c\u1ea5p b\u1ed9 nh\u1edb \u0111\u1ec7m v\u00e0 l\u1ecdc n\u1ed9i dung, c\u00f3 th\u1ec3 gi\u00fap x\u00e1c \u0111\u1ecbnh v\u00e0 ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ed9c h\u1ea1i v\u00e0 URL li\u00ean quan \u0111\u1ebfn c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p. H\u01a1n n\u1eefa, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 ki\u1ec3m so\u00e1t truy c\u1eadp v\u00e0 ng\u0103n ng\u1eeba m\u1ea5t d\u1eef li\u1ec7u, gi\u00fap t\u0103ng c\u01b0\u1eddng h\u01a1n n\u1eefa kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng ph\u1ee9c t\u1ea1p n\u00e0y.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p v\u00e0 an ninh m\u1ea1ng, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ul>\n<li>\n<p>S\u00e1ch tr\u1eafng c\u1ee7a Symantec v\u1ec1 c\u00e1c m\u1ed1i \u0111e d\u1ecda t\u1ed5ng h\u1ee3p: <a href=\"https:\/\/www.symantec.com\/blended-threats\" target=\"_new\" rel=\"noopener nofollow\">www.symantec.com\/blend-threats<\/a><\/p>\n<\/li>\n<li>\n<p>T\u00e0i nguy\u00ean c\u1ee7a US-CERT (Nh\u00f3m s\u1eb5n s\u00e0ng \u1ee9ng ph\u00f3 kh\u1ea9n c\u1ea5p m\u00e1y t\u00ednh c\u1ee7a Hoa K\u1ef3) v\u1ec1 c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng: <a href=\"https:\/\/www.us-cert.gov\/\" target=\"_new\" rel=\"noopener nofollow\">www.us-cert.gov<\/a><\/p>\n<\/li>\n<li>\n<p>OWASP (D\u1ef1 \u00e1n b\u1ea3o m\u1eadt \u1ee9ng d\u1ee5ng web m\u1edf) C\u00e1c m\u1ed1i \u0111e d\u1ecda v\u00e0 l\u1ed7 h\u1ed5ng m\u1ea1ng: <a href=\"https:\/\/www.owasp.org\/\" target=\"_new\" rel=\"noopener nofollow\">www.owasp.org<\/a><\/p>\n<\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p \u0111\u1ea1i di\u1ec7n cho m\u1ed9t lo\u1ea1i m\u1ed1i \u0111e d\u1ecda m\u1ea1ng ph\u1ee9c t\u1ea1p v\u00e0 \u0111ang ph\u00e1t tri\u1ec3n, ti\u1ebfp t\u1ee5c th\u00e1ch th\u1ee9c c\u00e1c ho\u1ea1t \u0111\u1ed9ng an ninh m\u1ea1ng c\u1ee7a c\u00e1c t\u1ed5 ch\u1ee9c. K\u1ebft h\u1ee3p nhi\u1ec1u vect\u01a1 t\u1ea5n c\u00f4ng, nh\u1eefng m\u1ed1i \u0111e d\u1ecda n\u00e0y \u0111\u00f2i h\u1ecfi c\u00e1c chi\u1ebfn l\u01b0\u1ee3c ph\u00f2ng th\u1ee7 ti\u00ean ti\u1ebfn, th\u00f4ng tin v\u1ec1 m\u1ed1i \u0111e d\u1ecda theo th\u1eddi gian th\u1ef1c v\u00e0 s\u1ef1 h\u1ee3p t\u00e1c gi\u1eefa c\u00e1c chuy\u00ean gia b\u1ea3o m\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i ch\u00fang m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, cu\u1ed9c chi\u1ebfn ch\u1ed1ng l\u1ea1i c\u00e1c m\u1ed1i \u0111e d\u1ecda h\u1ed7n h\u1ee3p s\u1ebd v\u1eabn \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c theo \u0111u\u1ed5i v\u00e0 vi\u1ec7c lu\u00f4n c\u1ea3nh gi\u00e1c v\u00e0 ch\u1ee7 \u0111\u1ed9ng trong c\u00e1c bi\u1ec7n ph\u00e1p an ninh m\u1ea1ng s\u1ebd r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c h\u1ec7 th\u1ed1ng v\u00e0 d\u1eef li\u1ec7u quan tr\u1ecdng.<\/p>","protected":false},"featured_media":467748,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476055","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Blended Threat: An Encyclopedia of Cybersecurity<\/mark>","faq_items":[{"question":"What is a Blended Threat?","answer":"<p>A Blended Threat is a sophisticated cyber attack that combines multiple attack methods, such as viruses, worms, Trojans, social engineering, and other forms of malware, to exploit vulnerabilities and bypass traditional security measures.<\/p>"},{"question":"When was the concept of Blended Threat first mentioned?","answer":"<p>The concept of Blended Threat emerged in the early 2000s, and its first notable mention is often attributed to a research paper by Symantec in 2003.<\/p>"},{"question":"How does a Blended Threat work internally?","answer":"<p>Blended Threats operate in stages, starting with an initial compromise to gain access, followed by proliferation to infect multiple systems, persistence to remain undetected, a command and control infrastructure, and finally, data exfiltration or malicious activities.<\/p>"},{"question":"What are the key features of Blended Threats?","answer":"<p>Blended Threats are versatile, stealthy, adaptable, and highly sophisticated, requiring substantial resources and expertise to develop and execute.<\/p>"},{"question":"What types of Blended Threats exist?","answer":"<p>Blended Threats can be of various types, including Virus-Worm Blend, Trojan-Phishing Blend, Malware-Ransomware Blend, and Botnet-Rootkit Blend.<\/p>"},{"question":"How can organizations defend against Blended Threats?","answer":"<p>To defend against Blended Threats, organizations should employ a multi-layered security approach, including advanced threat detection, behavioral analysis, and regular patch management.<\/p>"},{"question":"How do Blended Threats compare with other cyber attack terms?","answer":"<p>Blended Threats differ from Advanced Persistent Threats (APT) and Zero-Day Exploits. While APTs can use Blended Threat techniques, not all Blended Threats are APTs. Zero-Day Exploits target unknown vulnerabilities, and Blended Threats can leverage them to enhance their impact.<\/p>"},{"question":"What can we expect in the future regarding Blended Threats?","answer":"<p>The future of Blended Threats may involve even more sophisticated attacks using AI and machine learning. This will require advanced cybersecurity technologies and collaborative efforts to combat these evolving threats.<\/p>"},{"question":"How do proxy servers relate to Blended Threat defense?","answer":"<p>Proxy servers play a crucial role in defending against Blended Threats by providing an additional layer of security, anonymity, caching, content filtering, and implementing security policies to protect against malicious traffic.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476055","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476055\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/467748"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=476055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}