{"id":36374,"date":"2024-11-26T21:14:57","date_gmt":"2024-11-26T14:14:57","guid":{"rendered":"https:\/\/saigonbiz.com.vn\/?p=36374"},"modified":"2024-11-26T21:15:23","modified_gmt":"2024-11-26T14:15:23","slug":"chan-ma-doc-tong-tien-ransomware-bai-toan-kho-neu-mai-lo-la","status":"publish","type":"post","link":"https:\/\/saigonbiz.com\/vn\/chan-ma-doc-tong-tien-ransomware-bai-toan-kho-neu-mai-lo-la\/","title":{"rendered":"Ch\u1eb7n m\u00e3 \u0111\u1ed9c \u2018t\u1ed1ng ti\u1ec1n\u2019 Ransomware: B\u00e0i to\u00e1n kh\u00f3 n\u1ebfu m\u00e3i l\u01a1 l\u00e0"},"content":{"rendered":"\n

H\u01a1n 56% doanh nghi\u1ec7p b\u1ecb m\u00e3 \u0111\u1ed9c t\u1ed1ng ti\u1ec1n ransomware t\u1ea5n c\u00f4ng v\u00e0 70% b\u1ecb m\u00e3 h\u00f3a d\u1eef li\u1ec7u \u0111\u00f2i s\u1ed1 ti\u1ec1n chu\u1ed9c t\u0103ng 5 l\u1ea7n so v\u1edbi n\u0103m 2023, theo b\u00e1o c\u00e1o c\u1ee7a Sophos. \u0110i\u1ec1u n\u00e0y c\u0169ng khi\u1ebfn vi\u1ec7c ng\u0103n ch\u1eb7n r\u1ee7i ro t\u1eeb m\u00e3 \u0111\u1ed9c t\u1ed1ng ti\u1ec1n \u0111ang l\u00e0 b\u00e0i to\u00e1n kh\u00f3 n\u1ebfu doanh nghi\u1ec7p Vi\u1ec7t c\u1ee9 m\u00e3i l\u01a1 l\u00e0.<\/p>\n\n\n\n

C\u1ee9 1 trong 2 doanh nghi\u1ec7p l\u00e0 m\u1ee5c ti\u00eau c\u1ee7a Ransomware<\/strong><\/p>\n\n\n\n

B\u00e1o c\u00e1o \u0111\u1eb7c bi\u1ec7t \u2018State of Ransomware 2024\u2019 v\u1ec1 hi\u1ec7n tr\u1ea1ng lo\u1ea1i m\u00e3 \u0111\u1ed9c m\u00e3 h\u00f3a d\u1eef li\u1ec7u, t\u1ed1ng ti\u1ec1n n\u1ea1n nh\u00e2n (Ransomware) t\u1eeb Sophos cho th\u1ea5y, n\u0103m 2024 ti\u1ebfp t\u1ee5c l\u00e0 \u2018th\u1ea3m h\u1ecda\u2019 cho c\u00e1c doanh nghi\u1ec7p tr\u01b0\u1edbc c\u00e1c \u0111\u1ee3t t\u1ea5n c\u00f4ng kh\u00f4ng ng\u1eebng ngh\u1ec9 c\u1ee7a Ransomware.<\/p>\n\n\n\n

Trong \u0111\u00f3, m\u00e3 \u0111\u1ed9c Ransomware \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 m\u1ed1i nguy h\u1ea1i r\u1ea5t l\u1edbn \u0111\u1ed1i v\u1edbi doanh nghi\u1ec7p b\u1ea5t k\u1ec3 quy m\u00f4. Ch\u00fang v\u1eabn \u0111ang \u00e2m th\u1ea7m di\u1ec5n ra ng\u00e0y c\u00e0ng nhi\u1ec1u h\u01a1n v\u00e0 nghi\u00eam tr\u1ecdng h\u01a1n v\u1edbi con s\u1ed1 ti\u1ec1n chu\u1ed9c l\u00ean t\u1edbi h\u00e0ng ch\u1ee5c tri\u1ec7u USD ho\u1eb7c thi\u1ec7t h\u1ea1i t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u00ec ng\u1eebng tr\u1ec7 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng nh\u1eafm v\u00e0o c\u00e1c t\u1ed5 ch\u1ee9c, c\u00f4ng ty nh\u1ecf v\u00e0 v\u1eeba v\u1eabn ti\u1ebfp t\u1ee5c t\u0103ng. B\u00ean c\u1ea1nh \u0111\u00f3 l\u00e0 d\u1ea1ng t\u1ea5n c\u00f4ng c\u00f3 ch\u1ee7 \u0111\u00edch (APT – Advanced Persistent Threat) v\u1eabn lu\u00f4n l\u00e0 c\u00e1c m\u1ed1i \u0111e d\u1ea1o ch\u00ednh cho m\u1ecdi t\u1ed5 ch\u1ee9c, doanh nghi\u1ec7p.<\/p>\n\n\n\n

H\u01a1n 1\/2 doanh nghi\u1ec7p quy m\u00f4 v\u1eeba v\u00e0 l\u1edbn t\u1eeb 14 qu\u1ed1c gia t\u1eeb b\u00e1o c\u00e1o c\u1ee7a Sophos cho bi\u1ebft b\u1ecb Ransomware t\u1ea5n c\u00f4ng trong n\u0103m 2024. Trong \u0111\u00f3, c\u00e1c l\u1ed7 h\u1ed5ng m\u00e0 Ransomware khai th\u00e1c m\u1ea1nh nh\u1ea5t l\u1ea7n l\u01b0\u1ee3t bao g\u1ed3m l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt c\u1ee7a ph\u1ea7n m\u1ec1m hay h\u1ec7 th\u1ed1ng (32%), t\u1ea5n c\u00f4ng c\u00e1c \u0111i\u1ec3m y\u1ebfu (29%), email m\u00e3 \u0111\u1ed9c (23%) v\u00e0 l\u1eeba \u0111\u1ea3o c\u00f3 ch\u1ee7 \u0111\u00edch (11%)\u2026 Trung b\u00ecnh 35% doanh nghi\u1ec7p m\u1ea5t t\u1eeb m\u1ed9t tu\u1ea7n \u0111\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i ho\u1ea1t \u0111\u1ed9ng b\u1ecb ng\u1eebng tr\u1ec7 sau khi Ransomware t\u1ea5n c\u00f4ng, v\u00e0 34% m\u1ea5t m\u1ed9t th\u00e1ng \u0111\u1ec3 ho\u00e0n th\u00e0nh.<\/p>\n\n\n\n

Thi\u1ebfu h\u1ee5t gi\u1ea3i ph\u00e1p \u0111\u1ed3ng nh\u1ea5t l\u00e0 nguy\u00ean nh\u00e2n l\u1edbn<\/strong><\/p>\n\n\n\n

Theo Sophos, s\u1edf d\u0129 c\u00e1c h\u1ec7 th\u1ed1ng doanh nghi\u1ec7p b\u1ecb t\u1ea5n c\u00f4ng th\u00e2m nh\u1eadp l\u00e0 v\u00ec s\u1ef1 ch\u1ed3ng ch\u00e9o c\u1ee7a c\u00e1c ph\u1ea7n m\u1ec1m, \u0111\u1eb7c bi\u1ec7t trong giai \u0111o\u1ea1n b\u00f9ng n\u1ed5 c\u1ee7a AI (Tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o), s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 m\u1edbi \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ecdi t\u1ed5 ch\u1ee9c, doanh nghi\u1ec7p th\u00ec \u0111\u1ed3ng th\u1eddi l\u00e0m gia t\u0103ng b\u1ec1 m\u1eb7t t\u1ea5n c\u00f4ng m\u1ea1ng.<\/p>\n\n\n\n

B\u00ean c\u1ea1nh \u0111\u00f3, vi\u1ec7c c\u00f3 qu\u00e1 nhi\u1ec1u l\u1ed7 h\u1ecfng b\u1ea3o m\u1eadt (Vulnerabilities) \u0111\u1ebfn t\u1eeb c\u00e1c \u1ee9ng d\u1ee5ng, h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 th\u01b0\u1eddng xuy\u00ean m\u00e0 nh\u00e2n l\u1ef1c qu\u1ea3n tr\u1ecb CNTT ch\u01b0a theo k\u1ecbp, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho t\u1ed9i ph\u1ea1m m\u1ea1ng th\u1ef1c hi\u1ec7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n\n\n\n

\u0110\u1ea1i di\u1ec7n Sophos cho bi\u1ebft, ch\u00ednh v\u00ec s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng CNTT n\u00ean h\u1ea7u h\u1ebft m\u1ecdi t\u1ed5 ch\u1ee9c, doanh nghi\u1ec7p \u0111ang g\u1eb7p v\u1ea5n nhi\u1ec1u v\u1ea5n \u0111\u1ec1 v\u1ec1 B\u1ea3o m\u1eadt, An to\u00e0n th\u00f4ng tin. T\u1eeb \u0111\u00f3, Sophos nh\u1eadn \u0111\u1ecbnh r\u1eb1ng c\u00e1c doanh nghi\u1ec7p quy m\u00f4 v\u1eeba v\u00e0 nh\u1ecf ch\u01b0a c\u00f3 \u0111\u1ed9i ng\u0169 chuy\u00ean nghi\u1ec7p c\u00f3 th\u1ec3 d\u00f9ng c\u00e1c gi\u1ea3i ph\u00e1p chuy\u00ean nghi\u1ec7p \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c \u0111i\u1ec3m y\u1ebfu n\u00e0y.<\/p>\n\n\n\n

V\u1edbi Sophos EDR v\u00e0 XDR (Nh\u1eadn di\u1ec7n v\u00e0 Ph\u1ea3n \u1ee9ng Nhanh), doanh nghi\u1ec7p c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng \u2018\u1ea9n m\u00ecnh\u2019, kh\u00f4ng \u0111\u01b0\u1ee3c ch\u00fa \u00fd. Ngo\u00e0i ra, c\u00e1c b\u00e1o c\u00e1o tin c\u1eady v\u1ec1 t\u00ecnh h\u00ecnh b\u1ea3o m\u1eadt t\u1ea1i b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o c\u0169ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt nh\u1eb1m gi\u00fap ph\u1ea3n \u1ee9ng nhanh ch\u00f3ng v\u00e0 cung c\u1ea5p c\u00e1ch x\u1eed l\u00fd s\u1ef1 c\u1ed1 t\u1ed1i \u01b0u nh\u1ea5t cho ng\u01b0\u1eddi d\u00f9ng. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u0169ng d\u1ec5 d\u00e0ng hi\u1ec3u h\u01a1n v\u1ec1 cu\u1ed9c t\u1ea5n c\u00f4ng \u0111\u00e3 x\u1ea3y ra v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n ch\u1eb7n. Nh\u1edd \u0111\u00f3, doanh nghi\u1ec7p s\u1eed d\u1ee5ng nh\u01b0 c\u00f3 \u201cth\u00eam 1 chuy\u00ean gia b\u1ea3o m\u1eadt h\u1ed7 tr\u1ee3 24\/7\u201d.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Theo c\u00e1c chuy\u00ean gia t\u1eeb Sophos, m\u1ed9t gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 m\u00e1y tr\u1ea1m m\u1ea1nh EPP (Endpoint Protection Platform) l\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c d\u1ea1ng m\u00e3 \u0111\u1ed9c t\u1ea5n c\u00f4ng ng\u00e0y c\u00e0ng tinh vi. Ch\u00ednh v\u00ec v\u1eady m\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0o \u0111\u1ec3 gi\u00fap EPP c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n v\u00e0 ph\u1ea3n \u1ee9ng l\u1ea1i c\u00e1c s\u1ef1 c\u1ed1 \u0111\u00f3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, \u0111\u00f3 l\u00e0 EDR (Endpoint Detection & Response). XDR l\u00e0 ph\u1ea7n m\u1edf r\u1ed9ng t\u1eeb EDR. Sophos XDR c\u00f3 th\u1ec3 gi\u00fap ph\u00e1t hi\u1ec7n v\u00e0 ph\u1ea3n \u1ee9ng l\u1ea1i m\u1ecdi s\u1ef1 c\u1ed1 \u0111\u1ebfn t\u1eeb M\u00e1y tr\u1ea1m, M\u00e1y ch\u1ee7, T\u01b0\u1eddng l\u1eeda, Thi\u1ebft b\u1ecb di \u0111\u1ed9ng, Cloud\u2026<\/p>\n\n\n\n

B\u00ean c\u1ea1nh \u0111\u00f3, 3 t\u00ednh n\u0103ng t\u1ea1o n\u00ean l\u1ee3i th\u1ebf c\u1ee7a Sophos EDR v\u00e0 XDR c\u00f2n \u0111\u01b0\u1ee3c xem l\u00e0 c\u00f4ng c\u1ee5 tr\u1ee3 gi\u00fap doanh nghi\u1ec7p hi\u1ec7u qu\u1ea3 bao g\u1ed3m Live Discovery: cho ph\u00e9p ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb c\u00f3 th\u1ec3 t\u00ecm ki\u1ebfm, truy v\u1ea5n m\u1ecdi th\u00f4ng tin v\u1ec1 tr\u1ea1ng th\u00e1i, m\u00e3 \u0111\u1ed9c, t\u1ea5n c\u00f4ng,\u2026 c\u1ee7a to\u00e0n h\u1ec7 th\u1ed1ng v\u1edbi d\u1eef li\u1ec7u l\u1ecbch s\u1eed \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong H\u1ed3 d\u1eef li\u1ec7u (Data Lake). H\u1ed7 tr\u1ee3 IT ch\u1ee7 \u0111\u1ed9ng s\u0103n t\u00ecm m\u00e3 \u0111\u1ed9c (Threat Hunting) d\u1ef1a v\u00e0o c\u00e1c d\u1ea5u hi\u1ec7u t\u1ea5n c\u00f4ng (IoA \u2013 Indicators of Attack) v\u00e0 d\u1ea5u hi\u1ec7u x\u00e2m nh\u1eadp (IoC \u2013 Indicators of Compromise).<\/p>\n\n\n\n

V\u1edbi t\u00ednh n\u0103ng Live Response, ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 ph\u1ea3n \u1ee9ng l\u1ea1i c\u00e1c s\u1ef1 c\u1ed1 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, bao g\u1ed3m c\u00e1c h\u00e0nh \u0111\u1ed9ng nh\u01b0: C\u00f4 l\u1eadp (Isolation), C\u00e1ch ly \u0111\u1ed1i t\u01b0\u1ee3ng (Quarantine), Qu\u00e9t \u0111\u1ed1i t\u01b0\u1ee3ng (Scan), L\u1ea5y m\u1eabu ho\u1eb7c ph\u00e2n t\u00edch chuy\u00ean s\u00e2u v\u1ec1 \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e3 \u0111\u1ed9c (get file, create threat cases)\u2026 Song song \u0111\u00f3, ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c truy c\u1eadp t\u1eeb xa v\u00e0o thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i tr\u00ean giao di\u1ec7n qu\u1ea3n tr\u1ecb \u0111\u1ec3 x\u1eed l\u00fd nhanh t\u00ecnh hu\u1ed1ng x\u1ea3y ra.<\/p>\n\n\n\n

Ri\u00eang v\u1edbi Threat Intelligence, ti\u1ec7n \u00edch cung c\u1ea5p m\u1ed9t b\u1ea3n \u0111\u1ed3 k\u1ebft n\u1ed1i ph\u00e2n c\u1ea5p v\u1ec1 ph\u00e2n t\u00edch ngu\u1ed3n g\u1ed1c c\u1ee7a c\u00e1c s\u1ef1 ki\u1ec7n, s\u1ef1 c\u1ed1 khi x\u1ea3y ra (Root Cause Analysis). C\u00f9ng v\u1edbi vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u01b0 AI, ML\/DL (M\u00e1y h\u1ecdc), Cloud Sandboxing\u2026, t\u00ednh n\u0103ng c\u00f2n ph\u00e2n t\u00edch c\u00e1c t\u1eadp tin nghi ng\u1edd v\u00e0 \u0111\u01b0a ra b\u00e1o c\u00e1o chi ti\u1ebft v\u1ec1 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u00f3 nh\u1eb1m gi\u00fap c\u00f3 k\u1ecbch b\u1ea3n \u0111\u1ec1 ph\u00f2ng h\u1eefu hi\u1ec7u nguy c\u01a1 ti\u1ec1m \u1ea9n r\u1ee7i ro.<\/p>\n","protected":false},"excerpt":{"rendered":"

H\u01a1n 56% doanh nghi\u1ec7p b\u1ecb m\u00e3 \u0111\u1ed9c t\u1ed1ng ti\u1ec1n ransomware t\u1ea5n c\u00f4ng v\u00e0 70% b\u1ecb m\u00e3 h\u00f3a d\u1eef li\u1ec7u \u0111\u00f2i s\u1ed1 ti\u1ec1n chu\u1ed9c t\u0103ng 5 l\u1ea7n so v\u1edbi n\u0103m 2023, theo b\u00e1o c\u00e1o c\u1ee7a Sophos. \u0110i\u1ec1u n\u00e0y c\u0169ng khi\u1ebfn vi\u1ec7c ng\u0103n ch\u1eb7n r\u1ee7i ro t\u1eeb m\u00e3 \u0111\u1ed9c t\u1ed1ng ti\u1ec1n \u0111ang l\u00e0 b\u00e0i to\u00e1n kh\u00f3 n\u1ebfu 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