{"id":20291,"date":"2024-09-05T15:21:04","date_gmt":"2024-09-05T08:21:04","guid":{"rendered":"https:\/\/thegioifirewall.com\/?p=20291"},"modified":"2025-03-24T07:27:22","modified_gmt":"2025-03-24T07:27:22","slug":"tan-cong-ransomware-la-gi-huong-dan-chuyen-sau","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/tan-cong-ransomware-la-gi-huong-dan-chuyen-sau\/","title":{"rendered":"T\u1ea5n c\u00f4ng ransomware l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn chuy\u00ean s\u00e2u."},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\n

T\u1ed5ng quan.<\/strong><\/h1>\n\n\n\n

Ransomware l\u00e0 m\u1ed9t lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i m\u00e0 t\u1ed9i ph\u1ea1m m\u1ea1ng s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00e3 h\u00f3a c\u00e1c t\u1ec7p c\u1ee7a m\u1ee5c ti\u00eau ho\u1eb7c kh\u00f3a h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh c\u1ee7a ch\u00fang, khi\u1ebfn d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c. Sau \u0111\u00f3, nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng y\u00eau c\u1ea7u n\u1ea1n nh\u00e2n ti\u1ec1n chu\u1ed9c \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y kh\u00f3a gi\u1ea3i m\u00e3 c\u00f3 th\u1ec3 m\u1edf kh\u00f3a c\u00e1c t\u1ec7p ho\u1eb7c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a. V\u1edbi m\u1ee9c \u0111\u1ed9 ph\u1ed5 bi\u1ebfn ng\u00e0y c\u00e0ng t\u0103ng v\u00e0 m\u1ed1i \u0111e d\u1ecda nghi\u00eam tr\u1ecdng m\u00e0 n\u00f3 g\u00e2y ra cho c\u00e1c doanh nghi\u1ec7p v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n, vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 ransomware l\u00e0 \u0111i\u1ec1u t\u1ed1i quan tr\u1ecdng trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay.<\/p>\n\n\n\n

Theo truy\u1ec1n th\u1ed1ng, ransomware l\u00e2y lan ch\u1ee7 y\u1ebfu qua email l\u1eeba \u0111\u1ea3o ho\u1eb7c do ng\u01b0\u1eddi d\u00f9ng v\u00f4 t\u00ecnh truy c\u1eadp trang web b\u1ecb nhi\u1ec5m virus. Tuy nhi\u00ean, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n ph\u1ed1i ph\u1ee9c t\u1ea1p h\u01a1n hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c t\u1ed9i ph\u1ea1m m\u1ea1ng s\u1eed d\u1ee5ng, bao g\u1ed3m khai th\u00e1c l\u1ed7 h\u1ed5ng ph\u1ea7n m\u1ec1m v\u00e0 s\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt l\u1eeba \u0111\u1ea3o x\u00e3 h\u1ed9i. Do \u0111\u00f3, nguy c\u01a1 tr\u1edf th\u00e0nh n\u1ea1n nh\u00e2n c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware cao h\u01a1n bao gi\u1edd h\u1ebft. Do \u0111\u00f3, \u0111i\u1ec1u quan tr\u1ecdng nh\u1ea5t l\u00e0 kh\u00f4ng ch\u1ec9 hi\u1ec3u ransomware l\u00e0 g\u00ec m\u00e0 c\u00f2n hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ea1n t\u1ed1t h\u01a1n tr\u01b0\u1edbc n\u00f3.<\/p>\n\n\n\n

Hi\u1ec3u v\u1ec1 Ransomware<\/strong><\/h1>\n\n\n\n

Ransomware l\u00e0 m\u1ed9t ng\u00e0nh kinh doanh b\u00e9o b\u1edf cho t\u1ed9i ph\u1ea1m m\u1ea1ng. \u0110\u1ed9ng c\u01a1 \u0111\u1eb1ng sau c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ch\u1ee7 y\u1ebfu l\u00e0 l\u1ee3i \u00edch t\u00e0i ch\u00ednh. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng kh\u00e1c, khi th\u1ee7 ph\u1ea1m c\u1ea7n b\u00e1n th\u00f4ng tin b\u1ecb \u0111\u00e1nh c\u1eafp \u0111\u1ec3 ki\u1ebfm l\u1eddi, trong tr\u01b0\u1eddng h\u1ee3p ransomware, ngu\u1ed3n doanh thu l\u00e0 tr\u1ef1c ti\u1ebfp v\u00e0 t\u1ee9c th\u1eddi. C\u00e1c n\u1ea1n nh\u00e2n b\u1ecb \u00e9p ph\u1ea3i tr\u1ea3 ti\u1ec1n chu\u1ed9c \u0111\u1ec3 l\u1ea5y l\u1ea1i quy\u1ec1n truy c\u1eadp v\u00e0o th\u00f4ng tin ri\u00eang t\u01b0 v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb c\u1ee7a h\u1ecd.<\/p>\n\n\n\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng b\u1eb1ng ransomware c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh hai lo\u1ea1i: ransomware ti\u1ec1n \u0111i\u1ec7n t\u1eed v\u00e0 ransomware kh\u00f3a. C\u00e1i tr\u01b0\u1edbc t\u1eadp trung v\u00e0o vi\u1ec7c m\u00e3 h\u00f3a c\u00e1c t\u1ec7p quan tr\u1ecdng tr\u00ean m\u00e1y t\u00ednh v\u00e0 khi\u1ebfn ch\u00fang kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c, trong khi c\u00e1i sau kh\u00f3a n\u1ea1n nh\u00e2n ho\u00e0n to\u00e0n kh\u1ecfi thi\u1ebft b\u1ecb c\u1ee7a h\u1ecd, thay v\u00e0o \u0111\u00f3 hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o \u0111\u00f2i ti\u1ec1n chu\u1ed9c tr\u00ean m\u00e0n h\u00ecnh \u0111\u0103ng nh\u1eadp. Tuy nhi\u00ean, c\u1ea3 hai lo\u1ea1i \u0111\u1ec1u c\u00f3 chung m\u00f4 t\u00edp l\u00e0 t\u1ed1ng ti\u1ec1n, \u0111\u00f2i ti\u1ec1n chu\u1ed9c t\u1eeb n\u1ea1n nh\u00e2n \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y ch\u00eca kh\u00f3a m\u1edf kh\u00f3a h\u1ec7 th\u1ed1ng ho\u1eb7c gi\u1ea3i m\u00e3 c\u00e1c t\u1eadp tin c\u1ee7a h\u1ecd.<\/p>\n\n\n\n

V\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware.<\/strong><\/h1>\n\n\n\n

V\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware th\u01b0\u1eddng bao g\u1ed3m b\u1ed1n giai \u0111o\u1ea1n: Th\u1ecfa hi\u1ec7p ban \u0111\u1ea7u, thi\u1ebft l\u1eadp, m\u00e3 h\u00f3a v\u00e0 y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c. S\u1ef1 x\u00e2m ph\u1ea1m ban \u0111\u1ea7u th\u01b0\u1eddng x\u1ea3y ra khi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o li\u00ean k\u1ebft \u0111\u1ed9c h\u1ea1i ho\u1eb7c t\u1ea3i xu\u1ed1ng t\u1ec7p \u0111\u1ed9c h\u1ea1i \u0111\u01b0\u1ee3c ng\u1ee5y trang. Trong giai \u0111o\u1ea1n thi\u1ebft l\u1eadp, ransomware t\u1ea1o ra m\u1ed9t c\u1eeda h\u1eadu, cho ph\u00e9p n\u00f3 t\u1ed3n t\u1ea1i l\u00e2u d\u00e0i v\u00e0 t\u1ed3n t\u1ea1i sau khi kh\u1edfi \u0111\u1ed9ng l\u1ea1i.<\/p>\n\n\n\n

Giai \u0111o\u1ea1n m\u00e3 h\u00f3a b\u1eaft \u0111\u1ea7u khi ransomware b\u1eaft \u0111\u1ea7u m\u00e3 h\u00f3a c\u00e1c t\u1eadp tin ho\u1eb7c kh\u00f3a h\u1ec7 th\u1ed1ng. Qu\u00e1 tr\u00ecnh n\u00e0y li\u00ean quan \u0111\u1ebfn vi\u1ec7c ransomware t\u00ecm ki\u1ebfm v\u00e0 m\u00e3 h\u00f3a d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ec7p t\u00e0i li\u1ec7u v\u00e0 h\u00ecnh \u1ea3nh, b\u1eb1ng thu\u1eadt to\u00e1n m\u00e3 h\u00f3a m\u1ea1nh. Giai \u0111o\u1ea1n cu\u1ed1i c\u00f9ng l\u00e0 y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c, trong \u0111\u00f3 n\u1ea1n nh\u00e2n s\u1ebd th\u1ea5y th\u00f4ng b\u00e1o \u0111\u00f2i ti\u1ec1n chu\u1ed9c, h\u01b0\u1edbng d\u1eabn c\u00e1ch tr\u1ea3 ti\u1ec1n chu\u1ed9c, th\u01b0\u1eddng b\u1eb1ng lo\u1ea1i ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 kh\u00f4ng th\u1ec3 theo d\u00f5i nh\u01b0 Bitcoin.<\/p>\n\n\n\n

Trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, \u0111\u1ed3ng h\u1ed3 t\u00ednh gi\u1edd \u0111\u01b0\u1ee3c \u0111\u00ednh k\u00e8m v\u1edbi y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c, g\u00f3p ph\u1ea7n t\u1ea1o ra c\u1ea3m gi\u00e1c c\u1ea5p b\u00e1ch cho n\u1ea1n nh\u00e2n. \u0110\u1ed3ng h\u1ed3 \u0111\u1ebfm ng\u01b0\u1ee3c n\u00e0y cho bi\u1ebft n\u1ea1n nh\u00e2n ph\u1ea3i tr\u1ea3 bao nhi\u00eau th\u1eddi gian \u0111\u1ec3 tr\u1ea3 ti\u1ec1n chu\u1ed9c tr\u01b0\u1edbc khi gi\u00e1 t\u0103ng ho\u1eb7c tr\u01b0\u1edbc khi d\u1eef li\u1ec7u c\u1ee7a h\u1ecd b\u1ecb ph\u00e1 h\u1ee7y v\u0129nh vi\u1ec5n. \u0110i\u1ec1u \u0111\u00e1ng l\u01b0u \u00fd l\u00e0 vi\u1ec7c tr\u1ea3 ti\u1ec1n chu\u1ed9c kh\u00f4ng \u0111\u1ea3m b\u1ea3o r\u1eb1ng kh\u00f3a gi\u1ea3i m\u00e3 s\u1ebd \u0111\u01b0\u1ee3c cung c\u1ea5p ho\u1eb7c s\u1ebd gi\u1ea3i m\u00e3 th\u00e0nh c\u00f4ng c\u00e1c t\u1ec7p.<\/p>\n\n\n\n

Bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba.<\/strong><\/h1>\n\n\n\n

C\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi ransomware l\u00e0 ng\u0103n ch\u1eb7n n\u00f3 x\u1ea3y ra ngay t\u1eeb \u0111\u1ea7u. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn nhi\u1ec1u l\u1edbp bao g\u1ed3m c\u1ea3 c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt v\u00e0 \u0111\u00e0o t\u1ea1o ng\u01b0\u1eddi d\u00f9ng. M\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba ch\u00ednh bao g\u1ed3m th\u01b0\u1eddng xuy\u00ean c\u1eadp nh\u1eadt v\u00e0 v\u00e1 l\u1ed7i ph\u1ea7n m\u1ec1m \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt ti\u1ec1m \u1ea9n, s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m ch\u1ed1ng vi-r\u00fat uy t\u00edn, th\u01b0\u1eddng xuy\u00ean sao l\u01b0u d\u1eef li\u1ec7u v\u00e0 th\u1ef1c h\u00e0nh th\u00f3i quen duy\u1ec7t web an to\u00e0n.<\/p>\n\n\n\n

Ngo\u00e0i ra, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i \u0111\u00e0o t\u1ea1o ng\u01b0\u1eddi d\u00f9ng v\u1ec1 s\u1ef1 nguy hi\u1ec3m khi nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft \u0111\u00e1ng ng\u1edd, m\u1edf t\u1ec7p \u0111\u00ednh k\u00e8m email kh\u00f4ng x\u00e1c \u0111\u1ecbnh ho\u1eb7c t\u1ea3i xu\u1ed1ng ph\u1ea7n m\u1ec1m t\u1eeb c\u00e1c ngu\u1ed3n kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n

T\u00ecm hi\u1ec3u c\u00e1c lo\u1ea1i ransomware.<\/strong><\/h1>\n\n\n\n

C\u00f3 nhi\u1ec1u lo\u1ea1i ransomware kh\u00e1c nhau m\u00e0 ng\u01b0\u1eddi ta c\u1ea7n ph\u1ea3i bi\u1ebft. C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m Scareware, Screen Lockers v\u00e0 Encrypting Ransomware. Ph\u1ea7n m\u1ec1m \u0111e d\u1ecda bao g\u1ed3m ph\u1ea7n m\u1ec1m b\u1ea3o m\u1eadt gi\u1ea3 m\u1ea1o v\u00e0 l\u1eeba \u0111\u1ea3o h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt. B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t th\u00f4ng b\u00e1o b\u1eadt l\u00ean th\u00f4ng b\u00e1o r\u1eb1ng c\u00f3 v\u00f4 s\u1ed1 v\u1ea5n \u0111\u1ec1 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. \u0110\u00e2y ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t chi\u1ebfn thu\u1eadt nh\u1eb1m \u0111e d\u1ecda b\u1ea1n g\u1ecdi \u0111\u1ebfn s\u1ed1 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt, s\u1ed1 n\u00e0y s\u1ebd c\u1ed1 g\u1eafng l\u1eeba b\u1ea1n c\u1ea5p cho h\u1ecd quy\u1ec1n truy c\u1eadp v\u00e0o m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u00e0 tr\u1ea3 ti\u1ec1n cho c\u00e1c d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

Ph\u1ea7n m\u1ec1m t\u1ed1ng ti\u1ec1n kh\u00f3a m\u00e0n h\u00ecnh, hay c\u00f2n g\u1ecdi l\u00e0 t\u1ee7 kh\u00f3a, kh\u00f3a ho\u00e0n to\u00e0n b\u1ea1n kh\u1ecfi PC c\u1ee7a m\u00ecnh. Khi kh\u1edfi \u0111\u1ed9ng, m\u1ed9t c\u1eeda s\u1ed5 k\u00edch th\u01b0\u1edbc \u0111\u1ea7y \u0111\u1ee7 s\u1ebd xu\u1ea5t hi\u1ec7n, th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi con d\u1ea5u ch\u00ednh th\u1ee9c c\u1ee7a C\u1ee5c \u0110i\u1ec1u tra Li\u00ean bang ho\u1eb7c B\u1ed9 T\u01b0 ph\u00e1p Hoa K\u1ef3, cho bi\u1ebft ho\u1ea1t \u0111\u1ed9ng b\u1ea5t h\u1ee3p ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u00e0 b\u1ea1n ph\u1ea3i n\u1ed9p ph\u1ea1t. Tuy nhi\u00ean, c\u01a1 quan ch\u1ee9c n\u0103ng th\u1ef1c s\u1ef1 s\u1ebd kh\u00f4ng bao gi\u1edd \u0111\u00f3ng b\u0103ng m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n ho\u1eb7c y\u00eau c\u1ea7u thanh to\u00e1n. M\u00e3 h\u00f3a ransomware bao g\u1ed3m c\u00e1c lo\u1ea1i nh\u01b0 CryptoLocker, CryptoWall, v.v. \u0110\u00e2y l\u00e0 nh\u1eefng lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u0111\u1eb7c bi\u1ec7t c\u00f3 h\u1ea1i m\u00e3 h\u00f3a c\u00e1c t\u1eadp tin c\u1ee7a b\u1ea1n v\u00e0 y\u00eau c\u1ea7u b\u1ea1n tr\u1ea3 ti\u1ec1n chu\u1ed9c cho kh\u00f3a gi\u1ea3i m\u00e3<\/p>\n\n\n\n

T\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ransomware.<\/strong><\/h1>\n\n\n\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ransomware c\u00f3 th\u1ec3 c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn \u0111\u1ed1i v\u1edbi c\u00e1c c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p. \u0110\u1ed1i v\u1edbi c\u00e1c c\u00e1 nh\u00e2n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ea5t th\u00f4ng tin c\u00e1 nh\u00e2n nh\u1ea1y c\u1ea3m, t\u1ed5n th\u1ea5t t\u00e0i ch\u00ednh do ph\u1ea3i tr\u1ea3 ti\u1ec1n chu\u1ed9c, gi\u1ea3m n\u0103ng su\u1ea5t v\u00e0 c\u0103ng th\u1eb3ng v\u1ec1 m\u1eb7t c\u1ea3m x\u00fac. \u0110\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p, m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware th\u00e0nh c\u00f4ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ea5t d\u1eef li\u1ec7u l\u1edbn, t\u1ed5n th\u1ea5t t\u00e0i ch\u00ednh do gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng kinh doanh v\u00e0 tr\u1ea3 ti\u1ec1n chu\u1ed9c, g\u00e2y t\u1ed5n h\u1ea1i \u0111\u1ebfn danh ti\u1ebfng th\u01b0\u01a1ng hi\u1ec7u, m\u1ea5t ni\u1ec1m tin c\u1ee7a kh\u00e1ch h\u00e0ng v\u00e0 c\u00e1c h\u1eadu qu\u1ea3 ph\u00e1p l\u00fd ti\u1ec1m \u1ea9n ph\u00e1t sinh t\u1eeb vi\u1ec7c m\u1ea5t d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n

H\u01a1n n\u1eefa, c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ransomware \u0111\u00e3 v\u00e0 \u0111ang m\u1edf r\u1ed9ng m\u1ee5c ti\u00eau, kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00e1y t\u00ednh m\u00e0 c\u00f2n c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi internet. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng, m\u00e1y ch\u1ee7 web v\u00e0 th\u1eadm ch\u00ed c\u1ea3 thi\u1ebft b\u1ecb Internet of Things (IoT). V\u1edbi s\u1ef1 gia t\u0103ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb nh\u00e0 th\u00f4ng minh, c\u00f3 kh\u1ea3 n\u0103ng ransomware s\u1ebd ph\u00e1 v\u1ee1 c\u00e1c thi\u1ebft b\u1ecb qu\u1ea3n l\u00fd c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u00f4i nh\u00e0, g\u00e2y ra c\u00e1c m\u1ee9c \u0111\u1ed9 r\u1ee7i ro m\u1edbi \u0111\u1ed1i v\u1edbi an to\u00e0n v\u00e0 s\u1ee9c kh\u1ecfe c\u00e1 nh\u00e2n.<\/p>\n\n\n\n

Cu\u1ed1i c\u00f9ng.<\/strong><\/h1>\n\n\n\n

Ransomware l\u00e0 m\u1ed9t m\u1ed1i \u0111e d\u1ecda \u0111\u00e1ng k\u1ec3 trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 th\u1ec3 g\u00e2y ra h\u1eadu qu\u1ea3 l\u1edbn, c\u1ea3 v\u1ec1 t\u00e0i ch\u00ednh v\u00e0 tinh th\u1ea7n, cho c\u00e1c c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p. Hi\u1ec3u ransomware l\u00e0 g\u00ec, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u00e1c \u0111\u1ed9ng ti\u1ec1m \u1ea9n c\u1ee7a n\u00f3 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft trong vi\u1ec7c gi\u1ea3m thi\u1ec3u r\u1ee7i ro.<\/p>\n\n\n\n

Ngu\u1ed3n: https:\/\/s.net.vn\/t1VI<\/a> <\/p>\n\n\n\n

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

T\u1ed5ng quan.<\/strong><\/h1>\n\n\n\n

Ransomware l\u00e0 m\u1ed9t lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i m\u00e0 t\u1ed9i ph\u1ea1m m\u1ea1ng s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00e3 h\u00f3a c\u00e1c t\u1ec7p c\u1ee7a m\u1ee5c ti\u00eau ho\u1eb7c kh\u00f3a h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh c\u1ee7a ch\u00fang, khi\u1ebfn d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c. Sau \u0111\u00f3, nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng y\u00eau c\u1ea7u n\u1ea1n nh\u00e2n ti\u1ec1n chu\u1ed9c \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y kh\u00f3a gi\u1ea3i m\u00e3 c\u00f3 th\u1ec3 m\u1edf kh\u00f3a c\u00e1c t\u1ec7p ho\u1eb7c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a. V\u1edbi m\u1ee9c \u0111\u1ed9 ph\u1ed5 bi\u1ebfn ng\u00e0y c\u00e0ng t\u0103ng v\u00e0 m\u1ed1i \u0111e d\u1ecda nghi\u00eam tr\u1ecdng m\u00e0 n\u00f3 g\u00e2y ra cho c\u00e1c doanh nghi\u1ec7p v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n, vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 ransomware l\u00e0 \u0111i\u1ec1u t\u1ed1i quan tr\u1ecdng trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay.<\/p>\n\n\n\n

Theo truy\u1ec1n th\u1ed1ng, ransomware l\u00e2y lan ch\u1ee7 y\u1ebfu qua email l\u1eeba \u0111\u1ea3o ho\u1eb7c do ng\u01b0\u1eddi d\u00f9ng v\u00f4 t\u00ecnh truy c\u1eadp trang web b\u1ecb nhi\u1ec5m virus. Tuy nhi\u00ean, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n ph\u1ed1i ph\u1ee9c t\u1ea1p h\u01a1n hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c t\u1ed9i ph\u1ea1m m\u1ea1ng s\u1eed d\u1ee5ng, bao g\u1ed3m khai th\u00e1c l\u1ed7 h\u1ed5ng ph\u1ea7n m\u1ec1m v\u00e0 s\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt l\u1eeba \u0111\u1ea3o x\u00e3 h\u1ed9i. Do \u0111\u00f3, nguy c\u01a1 tr\u1edf th\u00e0nh n\u1ea1n nh\u00e2n c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware cao h\u01a1n bao gi\u1edd h\u1ebft. Do \u0111\u00f3, \u0111i\u1ec1u quan tr\u1ecdng nh\u1ea5t l\u00e0 kh\u00f4ng ch\u1ec9 hi\u1ec3u ransomware l\u00e0 g\u00ec m\u00e0 c\u00f2n hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ea1n t\u1ed1t h\u01a1n tr\u01b0\u1edbc n\u00f3.<\/p>\n\n\n\n

Hi\u1ec3u v\u1ec1 Ransomware<\/strong><\/h1>\n\n\n\n

Ransomware l\u00e0 m\u1ed9t ng\u00e0nh kinh doanh b\u00e9o b\u1edf cho t\u1ed9i ph\u1ea1m m\u1ea1ng. \u0110\u1ed9ng c\u01a1 \u0111\u1eb1ng sau c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ch\u1ee7 y\u1ebfu l\u00e0 l\u1ee3i \u00edch t\u00e0i ch\u00ednh. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng kh\u00e1c, khi th\u1ee7 ph\u1ea1m c\u1ea7n b\u00e1n th\u00f4ng tin b\u1ecb \u0111\u00e1nh c\u1eafp \u0111\u1ec3 ki\u1ebfm l\u1eddi, trong tr\u01b0\u1eddng h\u1ee3p ransomware, ngu\u1ed3n doanh thu l\u00e0 tr\u1ef1c ti\u1ebfp v\u00e0 t\u1ee9c th\u1eddi. C\u00e1c n\u1ea1n nh\u00e2n b\u1ecb \u00e9p ph\u1ea3i tr\u1ea3 ti\u1ec1n chu\u1ed9c \u0111\u1ec3 l\u1ea5y l\u1ea1i quy\u1ec1n truy c\u1eadp v\u00e0o th\u00f4ng tin ri\u00eang t\u01b0 v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb c\u1ee7a h\u1ecd.<\/p>\n\n\n\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng b\u1eb1ng ransomware c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh hai lo\u1ea1i: ransomware ti\u1ec1n \u0111i\u1ec7n t\u1eed v\u00e0 ransomware kh\u00f3a. C\u00e1i tr\u01b0\u1edbc t\u1eadp trung v\u00e0o vi\u1ec7c m\u00e3 h\u00f3a c\u00e1c t\u1ec7p quan tr\u1ecdng tr\u00ean m\u00e1y t\u00ednh v\u00e0 khi\u1ebfn ch\u00fang kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c, trong khi c\u00e1i sau kh\u00f3a n\u1ea1n nh\u00e2n ho\u00e0n to\u00e0n kh\u1ecfi thi\u1ebft b\u1ecb c\u1ee7a h\u1ecd, thay v\u00e0o \u0111\u00f3 hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o \u0111\u00f2i ti\u1ec1n chu\u1ed9c tr\u00ean m\u00e0n h\u00ecnh \u0111\u0103ng nh\u1eadp. Tuy nhi\u00ean, c\u1ea3 hai lo\u1ea1i \u0111\u1ec1u c\u00f3 chung m\u00f4 t\u00edp l\u00e0 t\u1ed1ng ti\u1ec1n, \u0111\u00f2i ti\u1ec1n chu\u1ed9c t\u1eeb n\u1ea1n nh\u00e2n \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y ch\u00eca kh\u00f3a m\u1edf kh\u00f3a h\u1ec7 th\u1ed1ng ho\u1eb7c gi\u1ea3i m\u00e3 c\u00e1c t\u1eadp tin c\u1ee7a h\u1ecd.<\/p>\n\n\n\n

V\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware.<\/strong><\/h1>\n\n\n\n

V\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware th\u01b0\u1eddng bao g\u1ed3m b\u1ed1n giai \u0111o\u1ea1n: Th\u1ecfa hi\u1ec7p ban \u0111\u1ea7u, thi\u1ebft l\u1eadp, m\u00e3 h\u00f3a v\u00e0 y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c. S\u1ef1 x\u00e2m ph\u1ea1m ban \u0111\u1ea7u th\u01b0\u1eddng x\u1ea3y ra khi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o li\u00ean k\u1ebft \u0111\u1ed9c h\u1ea1i ho\u1eb7c t\u1ea3i xu\u1ed1ng t\u1ec7p \u0111\u1ed9c h\u1ea1i \u0111\u01b0\u1ee3c ng\u1ee5y trang. Trong giai \u0111o\u1ea1n thi\u1ebft l\u1eadp, ransomware t\u1ea1o ra m\u1ed9t c\u1eeda h\u1eadu, cho ph\u00e9p n\u00f3 t\u1ed3n t\u1ea1i l\u00e2u d\u00e0i v\u00e0 t\u1ed3n t\u1ea1i sau khi kh\u1edfi \u0111\u1ed9ng l\u1ea1i.<\/p>\n\n\n\n

Giai \u0111o\u1ea1n m\u00e3 h\u00f3a b\u1eaft \u0111\u1ea7u khi ransomware b\u1eaft \u0111\u1ea7u m\u00e3 h\u00f3a c\u00e1c t\u1eadp tin ho\u1eb7c kh\u00f3a h\u1ec7 th\u1ed1ng. Qu\u00e1 tr\u00ecnh n\u00e0y li\u00ean quan \u0111\u1ebfn vi\u1ec7c ransomware t\u00ecm ki\u1ebfm v\u00e0 m\u00e3 h\u00f3a d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ec7p t\u00e0i li\u1ec7u v\u00e0 h\u00ecnh \u1ea3nh, b\u1eb1ng thu\u1eadt to\u00e1n m\u00e3 h\u00f3a m\u1ea1nh. Giai \u0111o\u1ea1n cu\u1ed1i c\u00f9ng l\u00e0 y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c, trong \u0111\u00f3 n\u1ea1n nh\u00e2n s\u1ebd th\u1ea5y th\u00f4ng b\u00e1o \u0111\u00f2i ti\u1ec1n chu\u1ed9c, h\u01b0\u1edbng d\u1eabn c\u00e1ch tr\u1ea3 ti\u1ec1n chu\u1ed9c, th\u01b0\u1eddng b\u1eb1ng lo\u1ea1i ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 kh\u00f4ng th\u1ec3 theo d\u00f5i nh\u01b0 Bitcoin.<\/p>\n\n\n\n

Trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, \u0111\u1ed3ng h\u1ed3 t\u00ednh gi\u1edd \u0111\u01b0\u1ee3c \u0111\u00ednh k\u00e8m v\u1edbi y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c, g\u00f3p ph\u1ea7n t\u1ea1o ra c\u1ea3m gi\u00e1c c\u1ea5p b\u00e1ch cho n\u1ea1n nh\u00e2n. \u0110\u1ed3ng h\u1ed3 \u0111\u1ebfm ng\u01b0\u1ee3c n\u00e0y cho bi\u1ebft n\u1ea1n nh\u00e2n ph\u1ea3i tr\u1ea3 bao nhi\u00eau th\u1eddi gian \u0111\u1ec3 tr\u1ea3 ti\u1ec1n chu\u1ed9c tr\u01b0\u1edbc khi gi\u00e1 t\u0103ng ho\u1eb7c tr\u01b0\u1edbc khi d\u1eef li\u1ec7u c\u1ee7a h\u1ecd b\u1ecb ph\u00e1 h\u1ee7y v\u0129nh vi\u1ec5n. \u0110i\u1ec1u \u0111\u00e1ng l\u01b0u \u00fd l\u00e0 vi\u1ec7c tr\u1ea3 ti\u1ec1n chu\u1ed9c kh\u00f4ng \u0111\u1ea3m b\u1ea3o r\u1eb1ng kh\u00f3a gi\u1ea3i m\u00e3 s\u1ebd \u0111\u01b0\u1ee3c cung c\u1ea5p ho\u1eb7c s\u1ebd gi\u1ea3i m\u00e3 th\u00e0nh c\u00f4ng c\u00e1c t\u1ec7p.<\/p>\n\n\n\n

Bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba.<\/strong><\/h1>\n\n\n\n

C\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi ransomware l\u00e0 ng\u0103n ch\u1eb7n n\u00f3 x\u1ea3y ra ngay t\u1eeb \u0111\u1ea7u. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn nhi\u1ec1u l\u1edbp bao g\u1ed3m c\u1ea3 c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt v\u00e0 \u0111\u00e0o t\u1ea1o ng\u01b0\u1eddi d\u00f9ng. M\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba ch\u00ednh bao g\u1ed3m th\u01b0\u1eddng xuy\u00ean c\u1eadp nh\u1eadt v\u00e0 v\u00e1 l\u1ed7i ph\u1ea7n m\u1ec1m \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt ti\u1ec1m \u1ea9n, s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m ch\u1ed1ng vi-r\u00fat uy t\u00edn, th\u01b0\u1eddng xuy\u00ean sao l\u01b0u d\u1eef li\u1ec7u v\u00e0 th\u1ef1c h\u00e0nh th\u00f3i quen duy\u1ec7t web an to\u00e0n.<\/p>\n\n\n\n

Ngo\u00e0i ra, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i \u0111\u00e0o t\u1ea1o ng\u01b0\u1eddi d\u00f9ng v\u1ec1 s\u1ef1 nguy hi\u1ec3m khi nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft \u0111\u00e1ng ng\u1edd, m\u1edf t\u1ec7p \u0111\u00ednh k\u00e8m email kh\u00f4ng x\u00e1c \u0111\u1ecbnh ho\u1eb7c t\u1ea3i xu\u1ed1ng ph\u1ea7n m\u1ec1m t\u1eeb c\u00e1c ngu\u1ed3n kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n

T\u00ecm hi\u1ec3u c\u00e1c lo\u1ea1i ransomware.<\/strong><\/h1>\n\n\n\n

C\u00f3 nhi\u1ec1u lo\u1ea1i ransomware kh\u00e1c nhau m\u00e0 ng\u01b0\u1eddi ta c\u1ea7n ph\u1ea3i bi\u1ebft. C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m Scareware, Screen Lockers v\u00e0 Encrypting Ransomware. Ph\u1ea7n m\u1ec1m \u0111e d\u1ecda bao g\u1ed3m ph\u1ea7n m\u1ec1m b\u1ea3o m\u1eadt gi\u1ea3 m\u1ea1o v\u00e0 l\u1eeba \u0111\u1ea3o h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt. B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t th\u00f4ng b\u00e1o b\u1eadt l\u00ean th\u00f4ng b\u00e1o r\u1eb1ng c\u00f3 v\u00f4 s\u1ed1 v\u1ea5n \u0111\u1ec1 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. \u0110\u00e2y ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t chi\u1ebfn thu\u1eadt nh\u1eb1m \u0111e d\u1ecda b\u1ea1n g\u1ecdi \u0111\u1ebfn s\u1ed1 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt, s\u1ed1 n\u00e0y s\u1ebd c\u1ed1 g\u1eafng l\u1eeba b\u1ea1n c\u1ea5p cho h\u1ecd quy\u1ec1n truy c\u1eadp v\u00e0o m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u00e0 tr\u1ea3 ti\u1ec1n cho c\u00e1c d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

Ph\u1ea7n m\u1ec1m t\u1ed1ng ti\u1ec1n kh\u00f3a m\u00e0n h\u00ecnh, hay c\u00f2n g\u1ecdi l\u00e0 t\u1ee7 kh\u00f3a, kh\u00f3a ho\u00e0n to\u00e0n b\u1ea1n kh\u1ecfi PC c\u1ee7a m\u00ecnh. Khi kh\u1edfi \u0111\u1ed9ng, m\u1ed9t c\u1eeda s\u1ed5 k\u00edch th\u01b0\u1edbc \u0111\u1ea7y \u0111\u1ee7 s\u1ebd xu\u1ea5t hi\u1ec7n, th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi con d\u1ea5u ch\u00ednh th\u1ee9c c\u1ee7a C\u1ee5c \u0110i\u1ec1u tra Li\u00ean bang ho\u1eb7c B\u1ed9 T\u01b0 ph\u00e1p Hoa K\u1ef3, cho bi\u1ebft ho\u1ea1t \u0111\u1ed9ng b\u1ea5t h\u1ee3p ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u00e0 b\u1ea1n ph\u1ea3i n\u1ed9p ph\u1ea1t. Tuy nhi\u00ean, c\u01a1 quan ch\u1ee9c n\u0103ng th\u1ef1c s\u1ef1 s\u1ebd kh\u00f4ng bao gi\u1edd \u0111\u00f3ng b\u0103ng m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n ho\u1eb7c y\u00eau c\u1ea7u thanh to\u00e1n. M\u00e3 h\u00f3a ransomware bao g\u1ed3m c\u00e1c lo\u1ea1i nh\u01b0 CryptoLocker, CryptoWall, v.v. \u0110\u00e2y l\u00e0 nh\u1eefng lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u0111\u1eb7c bi\u1ec7t c\u00f3 h\u1ea1i m\u00e3 h\u00f3a c\u00e1c t\u1eadp tin c\u1ee7a b\u1ea1n v\u00e0 y\u00eau c\u1ea7u b\u1ea1n tr\u1ea3 ti\u1ec1n chu\u1ed9c cho kh\u00f3a gi\u1ea3i m\u00e3<\/p>\n\n\n\n

T\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ransomware.<\/strong><\/h1>\n\n\n\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ransomware c\u00f3 th\u1ec3 c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn \u0111\u1ed1i v\u1edbi c\u00e1c c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p. \u0110\u1ed1i v\u1edbi c\u00e1c c\u00e1 nh\u00e2n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ea5t th\u00f4ng tin c\u00e1 nh\u00e2n nh\u1ea1y c\u1ea3m, t\u1ed5n th\u1ea5t t\u00e0i ch\u00ednh do ph\u1ea3i tr\u1ea3 ti\u1ec1n chu\u1ed9c, gi\u1ea3m n\u0103ng su\u1ea5t v\u00e0 c\u0103ng th\u1eb3ng v\u1ec1 m\u1eb7t c\u1ea3m x\u00fac. \u0110\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p, m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ransomware th\u00e0nh c\u00f4ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ea5t d\u1eef li\u1ec7u l\u1edbn, t\u1ed5n th\u1ea5t t\u00e0i ch\u00ednh do gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng kinh doanh v\u00e0 tr\u1ea3 ti\u1ec1n chu\u1ed9c, g\u00e2y t\u1ed5n h\u1ea1i \u0111\u1ebfn danh ti\u1ebfng th\u01b0\u01a1ng hi\u1ec7u, m\u1ea5t ni\u1ec1m tin c\u1ee7a kh\u00e1ch h\u00e0ng v\u00e0 c\u00e1c h\u1eadu qu\u1ea3 ph\u00e1p l\u00fd ti\u1ec1m \u1ea9n ph\u00e1t sinh t\u1eeb vi\u1ec7c m\u1ea5t d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n

H\u01a1n n\u1eefa, c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ransomware \u0111\u00e3 v\u00e0 \u0111ang m\u1edf r\u1ed9ng m\u1ee5c ti\u00eau, kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00e1y t\u00ednh m\u00e0 c\u00f2n c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi internet. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng, m\u00e1y ch\u1ee7 web v\u00e0 th\u1eadm ch\u00ed c\u1ea3 thi\u1ebft b\u1ecb Internet of Things (IoT). V\u1edbi s\u1ef1 gia t\u0103ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb nh\u00e0 th\u00f4ng minh, c\u00f3 kh\u1ea3 n\u0103ng ransomware s\u1ebd ph\u00e1 v\u1ee1 c\u00e1c thi\u1ebft b\u1ecb qu\u1ea3n l\u00fd c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u00f4i nh\u00e0, g\u00e2y ra c\u00e1c m\u1ee9c \u0111\u1ed9 r\u1ee7i ro m\u1edbi \u0111\u1ed1i v\u1edbi an to\u00e0n v\u00e0 s\u1ee9c kh\u1ecfe c\u00e1 nh\u00e2n.<\/p>\n\n\n\n

Cu\u1ed1i c\u00f9ng.<\/strong><\/h1>\n\n\n\n

Ransomware l\u00e0 m\u1ed9t m\u1ed1i \u0111e d\u1ecda \u0111\u00e1ng k\u1ec3 trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 th\u1ec3 g\u00e2y ra h\u1eadu qu\u1ea3 l\u1edbn, c\u1ea3 v\u1ec1 t\u00e0i ch\u00ednh v\u00e0 tinh th\u1ea7n, cho c\u00e1c c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p. Hi\u1ec3u ransomware l\u00e0 g\u00ec, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u00e1c \u0111\u1ed9ng ti\u1ec1m \u1ea9n c\u1ee7a n\u00f3 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft trong vi\u1ec7c gi\u1ea3m thi\u1ec3u r\u1ee7i ro.<\/p>\n\n\n\n

Ngu\u1ed3n: https:\/\/s.net.vn\/t1VI<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"

T\u1ed5ng quan. Ransomware l\u00e0 m\u1ed9t lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i m\u00e0 t\u1ed9i ph\u1ea1m m\u1ea1ng s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00e3 h\u00f3a c\u00e1c t\u1ec7p c\u1ee7a m\u1ee5c ti\u00eau ho\u1eb7c kh\u00f3a h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh c\u1ee7a ch\u00fang, khi\u1ebfn d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c. Sau \u0111\u00f3, nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng y\u00eau c\u1ea7u n\u1ea1n nh\u00e2n ti\u1ec1n chu\u1ed9c \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y […]<\/p>\n","protected":false},"author":16,"featured_media":20293,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[80],"tags":[92],"class_list":["post-20291","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-huong-dan-tai-lieu","tag-ransomware","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/20291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/comments?post=20291"}],"version-history":[{"count":2,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/20291\/revisions"}],"predecessor-version":[{"id":20586,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/20291\/revisions\/20586"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/20293"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=20291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=20291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=20291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}