{"id":29683,"date":"2025-06-04T17:28:12","date_gmt":"2025-06-04T10:28:12","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=29683"},"modified":"2025-07-09T14:57:07","modified_gmt":"2025-07-09T07:57:07","slug":"malware-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/malware-la-gi\/","title":{"rendered":"Malware l\u00e0 g\u00ec? 13+ D\u1ea5u hi\u1ec7u, C\u00e1ch ph\u00f2ng tr\u00e1nh &#038; X\u1eed l\u00fd hi\u1ec7u qu\u1ea3"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Malware-la-gi\" >Malware l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Dau-hieu-nhan-biet-Malware\" >D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft Malware<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Thiet-bi-chay-cham-hieu-nang-giam\" >Thi\u1ebft b\u1ecb ch\u1ea1y ch\u1eadm, hi\u1ec7u n\u0103ng gi\u1ea3m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Quang-cao-pop-up-xuat-hien-lien-tuc\" >Qu\u1ea3ng c\u00e1o pop-up xu\u1ea5t hi\u1ec7n li\u00ean t\u1ee5c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#He-thong-gian-doan\" >H\u1ec7 th\u1ed1ng gi\u00e1n \u0111o\u1ea1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Dung-luong-luu-tru-giam\" >Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef gi\u1ea3m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Hoat-dong-internet-bat-thuong\" >Ho\u1ea1t \u0111\u1ed9ng internet b\u1ea5t th\u01b0\u1eddng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Tai-nguyen-he-thong-tieu-hao\" >T\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng ti\u00eau hao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Trang-chu-trinh-duyet-thay-doi\" >Trang ch\u1ee7 tr\u00ecnh duy\u1ec7t thay \u0111\u1ed5i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Thanh-cong-cu-tien-ich-mo-rong-plugin-moi\" >Thanh c\u00f4ng c\u1ee5, ti\u1ec7n \u00edch m\u1edf r\u1ed9ng, plugin m\u1edbi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Phan-mem-diet-virus-ngung-hoat-dong\" >Ph\u1ea7n m\u1ec1m di\u1ec7t virus ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Nhan-duoc-thong-bao-tin-nhan-la\" >Nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o, tin nh\u1eafn l\u1ea1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Xuat-hien-cac-chuong-trinh-hoac-bieu-tuong-la\" >Xu\u1ea5t hi\u1ec7n c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh ho\u1eb7c bi\u1ec3u t\u01b0\u1ee3ng l\u1ea1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Tai-khoan-mang-xa-hoi-bi-kiem-soat\" >T\u00e0i kho\u1ea3n m\u1ea1ng x\u00e3 h\u1ed9i b\u1ecb ki\u1ec3m so\u00e1t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Nhan-duoc-thong-bao-doi-tien-chuoc\" >Nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o \u0111\u00f2i ti\u1ec1n chu\u1ed9c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Cac-dau-hieu-khac\" >C\u00e1c d\u1ea5u hi\u1ec7u kh\u00e1c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Co-che-hoat-dong-cua-Malware\" >C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Malware<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Cac-loai-Malware-pho-bien\" >C\u00e1c lo\u1ea1i Malware ph\u1ed5 bi\u1ebfn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Virus\" >Virus<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Worm-Sau-may-tinh\" >Worm (S\u00e2u m\u00e1y t\u00ednh)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Trojan-Trojan-Horse\" >Trojan (Trojan Horse)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Ransomware-Ma-doc-tong-tien\" >Ransomware (M\u00e3 \u0111\u1ed9c t\u1ed1ng ti\u1ec1n)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Spyware-Phan-mem-gian-diep\" >Spyware (Ph\u1ea7n m\u1ec1m gi\u00e1n \u0111i\u1ec7p)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Adware-Phan-mem-quang-cao\" >Adware (Ph\u1ea7n m\u1ec1m qu\u1ea3ng c\u00e1o)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Rootkit\" >Rootkit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Fileless-Malware\" >Fileless Malware<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Cac-bien-the-va-dang-khac\" >C\u00e1c bi\u1ebfn th\u1ec3 v\u00e0 d\u1ea1ng kh\u00e1c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Nhung-nguyen-nhan-khien-thiet-bi-nhiem-Malware\" >Nh\u1eefng nguy\u00ean nh\u00e2n khi\u1ebfn thi\u1ebft b\u1ecb nhi\u1ec5m Malware<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Cach-phong-tranh-Malware\" >C\u00e1ch ph\u00f2ng tr\u00e1nh Malware<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Cach-phat-hien-va-xu-ly-Malware\" >C\u00e1ch ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd Malware<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Mot-so-cau-hoi-thuong-gap\" >M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#iPhone-hoac-may-Mac-co-bi-nhiem-malware-khong\" >iPhone ho\u1eb7c m\u00e1y Mac c\u00f3 b\u1ecb nhi\u1ec5m malware kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Phan-mem-diet-virus-mien-phi-co-du-tot-khong\" >Ph\u1ea7n m\u1ec1m di\u1ec7t virus mi\u1ec5n ph\u00ed c\u00f3 \u0111\u1ee7 t\u1ed1t kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/interdata.vn\/blog\/malware-la-gi\/#Lam-gi-khi-da-lo-tra-tien-chuoc-cho-ransomware\" >L\u00e0m g\u00ec khi \u0111\u00e3 l\u1ee1 tr\u1ea3 ti\u1ec1n chu\u1ed9c cho ransomware?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>M\u00e1y t\u00ednh \u0111\u1ed9t nhi\u00ean ch\u1ea1y ch\u1eadm, qu\u1ea3ng c\u00e1o li\u00ean t\u1ee5c hi\u1ec7n ra hay d\u1eef li\u1ec7u c\u00e1 nh\u00e2n b\u1ecb \u0111e d\u1ecda khi\u1ebfn b\u1ea1n lo l\u1eafng? \u0110\u00e2y c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a Malware. Hi\u1ec3u r\u00f5 v\u1ec1 Malware l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean v\u00e0 quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ea3n th\u00e2n tr\u00ean kh\u00f4ng gian m\u1ea1ng. B\u00e0i vi\u1ebft n\u00e0y c\u1ee7a InterData s\u1ebd cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n: t\u1eeb \u0111\u1ecbnh ngh\u0129a, d\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft, c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng, cho \u0111\u1ebfn c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00f2ng tr\u00e1nh v\u00e0 x\u1eed l\u00fd hi\u1ec7u qu\u1ea3.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware.jpg\" alt=\"Malware\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-29694\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Malware-la-gi\"><\/span>Malware l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Malware l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a &#8220;malicious software&#8221; (ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i). \u0110\u00e2y l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef bao tr\u00f9m, ch\u1ec9 b\u1ea5t k\u1ef3 ch\u01b0\u01a1ng tr\u00ecnh hay \u0111o\u1ea1n m\u00e3 n\u00e0o \u0111\u01b0\u1ee3c t\u1ea1o ra v\u1edbi m\u1ee5c \u0111\u00edch g\u00e2y h\u1ea1i cho h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, <a href=\"https:\/\/interdata.vn\/blog\/may-chu-server-la-gi\/\">m\u00e1y ch\u1ee7<\/a>, ho\u1eb7c m\u1ea1ng m\u00e1y t\u00ednh. M\u1ee5c ti\u00eau c\u1ee7a ch\u00fang r\u1ea5t \u0111a d\u1ea1ng, t\u1eeb \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u, ph\u00e1 ho\u1ea1i h\u1ec7 th\u1ed1ng cho \u0111\u1ebfn theo d\u00f5i ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>Nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng nh\u1ea7m l\u1eabn ho\u1eb7c d\u00f9ng chung hai thu\u1eadt ng\u1eef Malware v\u00e0 Virus. Th\u1ef1c t\u1ebf, virus ch\u1ec9 l\u00e0 m\u1ed9t trong nhi\u1ec1u lo\u1ea1i malware. Hi\u1ec3u \u0111\u00fang th\u00ec Malware l\u00e0 m\u1ed9t h\u1ecd l\u1edbn, c\u00f2n virus l\u00e0 m\u1ed9t th\u00e0nh vi\u00ean trong h\u1ecd \u0111\u00f3, c\u0169ng gi\u1ed1ng nh\u01b0 &#8220;ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng&#8221; l\u00e0 h\u1ecd l\u1edbn, c\u00f2n &#8220;\u00f4 t\u00f4&#8221; l\u00e0 m\u1ed9t lo\u1ea1i c\u1ee5 th\u1ec3.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-01.jpg\" alt=\"Malware 01\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-29688\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-01.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-01-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Dau-hieu-nhan-biet-Malware\"><\/span>D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft Malware<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u1ebfu thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n c\u00f3 t\u1eeb hai d\u1ea5u hi\u1ec7u tr\u1edf l\u00ean trong danh s\u00e1ch d\u01b0\u1edbi \u0111\u00e2y, kh\u1ea3 n\u0103ng cao ch\u00fang \u0111\u00e3 b\u1ecb nhi\u1ec5m ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i. Vi\u1ec7c nh\u1eadn bi\u1ebft s\u1edbm s\u1ebd gi\u00fap b\u1ea1n c\u00f3 h\u00e0nh \u0111\u1ed9ng k\u1ecbp th\u1eddi \u0111\u1ec3 gi\u1ea3m thi\u1ec3u thi\u1ec7t h\u1ea1i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thiet-bi-chay-cham-hieu-nang-giam\"><\/span>Thi\u1ebft b\u1ecb ch\u1ea1y ch\u1eadm, hi\u1ec7u n\u0103ng gi\u1ea3m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 tri\u1ec7u ch\u1ee9ng ph\u1ed5 bi\u1ebfn nh\u1ea5t. Malware th\u01b0\u1eddng ch\u1ea1y c\u00e1c ti\u1ebfn tr\u00ecnh ng\u1ea7m, ti\u00eau t\u1ed1n t\u00e0i nguy\u00ean c\u1ee7a m\u00e1y t\u00ednh nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/cpu-server\/\">CPU<\/a> v\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/ram-server\/\">RAM<\/a>. \u0110i\u1ec1u n\u00e0y khi\u1ebfn c\u00e1c t\u00e1c v\u1ee5 th\u00f4ng th\u01b0\u1eddng nh\u01b0 m\u1edf \u1ee9ng d\u1ee5ng hay duy\u1ec7t web tr\u1edf n\u00ean ch\u1eadm ch\u1ea1p m\u1ed9t c\u00e1ch b\u1ea5t th\u01b0\u1eddng, d\u00f9 b\u1ea1n kh\u00f4ng h\u1ec1 ch\u1ea1y ch\u01b0\u01a1ng tr\u00ecnh n\u00e0o n\u1eb7ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quang-cao-pop-up-xuat-hien-lien-tuc\"><\/span>Qu\u1ea3ng c\u00e1o pop-up xu\u1ea5t hi\u1ec7n li\u00ean t\u1ee5c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu m\u00e0n h\u00ecnh c\u1ee7a b\u1ea1n li\u00ean t\u1ee5c hi\u1ec3n th\u1ecb c\u00e1c c\u1eeda s\u1ed5 qu\u1ea3ng c\u00e1o (pop-up) ngay c\u1ea3 khi b\u1ea1n kh\u00f4ng m\u1edf tr\u00ecnh duy\u1ec7t, \u0111\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng c\u1ee7a Adware. Lo\u1ea1i malware n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ea5n c\u00f4ng ng\u01b0\u1eddi d\u00f9ng b\u1eb1ng qu\u1ea3ng c\u00e1o, nh\u1eb1m t\u1ea1o doanh thu b\u1ea5t ch\u00ednh cho k\u1ebb ph\u00e1t t\u00e1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"He-thong-gian-doan\"><\/span>H\u1ec7 th\u1ed1ng gi\u00e1n \u0111o\u1ea1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c s\u1ef1 c\u1ed1 nh\u01b0 \u1ee9ng d\u1ee5ng b\u1ecb treo (freeze), t\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng m\u00e0 kh\u00f4ng c\u00f3 c\u1ea3nh b\u00e1o, ho\u1eb7c m\u00e1y t\u00ednh g\u1eb7p l\u1ed7i &#8220;M\u00e0n h\u00ecnh xanh ch\u1ebft ch\u00f3c&#8221; (Blue Screen of Death &#8211; BSOD) tr\u00ean Windows th\u01b0\u1eddng xuy\u00ean h\u01a1n. \u0110\u00e2y c\u00f3 th\u1ec3 l\u00e0 do malware \u0111ang can thi\u1ec7p v\u00e0 g\u00e2y xung \u0111\u1ed9t v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-02.jpg\" alt=\"Malware 02\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-29689\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-02.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-02-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Dung-luong-luu-tru-giam\"><\/span>Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef gi\u1ea3m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ea1n nh\u1eadn th\u1ea5y dung l\u01b0\u1ee3ng \u1ed5 c\u1ee9ng b\u1ecb \u0111\u1ea7y l\u00ean m\u1ed9t c\u00e1ch v\u00f4 l\u00fd d\u00f9 kh\u00f4ng c\u00e0i \u0111\u1eb7t th\u00eam ch\u01b0\u01a1ng tr\u00ecnh hay <a href=\"https:\/\/interdata.vn\/blog\/file-storage-la-gi\/\">l\u01b0u tr\u1eef t\u1ec7p<\/a> l\u1edbn n\u00e0o. Malware c\u00f3 th\u1ec3 t\u1ef1 nh\u00e2n b\u1ea3n ho\u1eb7c t\u1ea3i xu\u1ed1ng c\u00e1c t\u1ec7p kh\u00f4ng mong mu\u1ed1n, chi\u1ebfm d\u1ee5ng kh\u00f4ng gian l\u01b0u tr\u1eef tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hoat-dong-internet-bat-thuong\"><\/span>Ho\u1ea1t \u0111\u1ed9ng internet b\u1ea5t th\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>K\u1ebft n\u1ed1i m\u1ea1ng c\u1ee7a b\u1ea1n b\u1ed7ng nhi\u00ean ch\u1eadm \u0111i \u0111\u00e1ng k\u1ec3. Nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 do malware \u0111ang s\u1eed d\u1ee5ng <a href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/\">b\u0103ng th\u00f4ng<\/a> \u0111\u1ec3 b\u00ed m\u1eadt g\u1eedi d\u1eef li\u1ec7u t\u1eeb m\u00e1y b\u1ea1n \u0111\u1ebfn m\u00e1y ch\u1ee7 c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng, ho\u1eb7c bi\u1ebfn thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n th\u00e0nh m\u1ed9t ph\u1ea7n c\u1ee7a m\u1ea1ng <a href=\"https:\/\/interdata.vn\/blog\/botnet-la-gi\/\">botnet<\/a> \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng kh\u00e1c.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tai-nguyen-he-thong-tieu-hao\"><\/span>T\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng ti\u00eau hao<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 ki\u1ec3m tra \u0111i\u1ec1u n\u00e0y b\u1eb1ng c\u00e1ch m\u1edf Task Manager (nh\u1ea5n Ctrl+Shift+Esc tr\u00ean Windows). N\u1ebfu th\u1ea5y c\u00e1c ti\u1ebfn tr\u00ecnh c\u00f3 t\u00ean l\u1ea1 \u0111ang chi\u1ebfm m\u1ed9t t\u1ef7 l\u1ec7 l\u1edbn CPU ho\u1eb7c b\u1ed9 nh\u1edb RAM, \u0111\u00e2y l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u \u0111\u00e1ng ng\u1edd cho th\u1ea5y c\u00f3 ph\u1ea7n m\u1ec1m kh\u00f4ng m\u1eddi m\u00e0 \u0111\u1ebfn \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Trang-chu-trinh-duyet-thay-doi\"><\/span>Trang ch\u1ee7 tr\u00ecnh duy\u1ec7t thay \u0111\u1ed5i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trang ch\u1ee7 (<a href=\"https:\/\/interdata.vn\/blog\/homepage-la-gi\/\">homepage<\/a>) v\u00e0 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm m\u1eb7c \u0111\u1ecbnh tr\u00ean tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n (Chrome, Firefox) b\u1ecb thay \u0111\u1ed5i sang m\u1ed9t \u0111\u1ecba ch\u1ec9 l\u1ea1 m\u00e0 b\u1ea1n kh\u00f4ng h\u1ec1 thi\u1ebft l\u1eadp. \u0110\u00e2y l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt ph\u1ed5 bi\u1ebfn c\u1ee7a malware \u0111\u1ec3 chuy\u1ec3n h\u01b0\u1edbng b\u1ea1n \u0111\u1ebfn c\u00e1c trang web \u0111\u1ed9c h\u1ea1i ho\u1eb7c ch\u1ee9a qu\u1ea3ng c\u00e1o.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thanh-cong-cu-tien-ich-mo-rong-plugin-moi\"><\/span>Thanh c\u00f4ng c\u1ee5, ti\u1ec7n \u00edch m\u1edf r\u1ed9ng, plugin m\u1edbi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tr\u00ean tr\u00ecnh duy\u1ec7t xu\u1ea5t hi\u1ec7n c\u00e1c thanh c\u00f4ng c\u1ee5 (toolbar) ho\u1eb7c ti\u1ec7n \u00edch m\u1edf r\u1ed9ng (extension) l\u1ea1 m\u00e0 b\u1ea1n ch\u1eafc ch\u1eafn m\u00ecnh kh\u00f4ng c\u00e0i \u0111\u1eb7t. Ch\u00fang kh\u00f4ng ch\u1ec9 l\u00e0m phi\u1ec1n m\u00e0 c\u00f2n c\u00f3 th\u1ec3 theo d\u00f5i l\u1ecbch s\u1eed duy\u1ec7t web v\u00e0 \u0111\u00e1nh c\u1eafp th\u00f4ng tin \u0111\u0103ng nh\u1eadp c\u1ee7a b\u1ea1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phan-mem-diet-virus-ngung-hoat-dong\"><\/span>Ph\u1ea7n m\u1ec1m di\u1ec7t virus ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t s\u1ed1 lo\u1ea1i malware tinh vi \u0111\u01b0\u1ee3c <a href=\"https:\/\/interdata.vn\/blog\/lap-trinh-la-gi\/\">l\u1eadp tr\u00ecnh<\/a> \u0111\u1ec3 t\u1ea5n c\u00f4ng v\u00e0 v\u00f4 hi\u1ec7u h\u00f3a c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh b\u1ea3o m\u1eadt tr\u00ean m\u00e1y t\u00ednh. N\u1ebfu ph\u1ea7n m\u1ec1m di\u1ec7t virus c\u1ee7a b\u1ea1n \u0111\u1ed9t nhi\u00ean kh\u00f4ng th\u1ec3 c\u1eadp nh\u1eadt ho\u1eb7c kh\u00f4ng th\u1ec3 kh\u1edfi \u0111\u1ed9ng, \u0111\u00e2y l\u00e0 m\u1ed9t b\u00e1o \u0111\u1ed9ng \u0111\u1ecf.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nhan-duoc-thong-bao-tin-nhan-la\"><\/span>Nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o, tin nh\u1eafn l\u1ea1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c c\u1ea3nh b\u00e1o b\u1ea3o m\u1eadt gi\u1ea3 m\u1ea1o hi\u1ec7n l\u00ean, th\u00f4ng b\u00e1o r\u1eb1ng m\u00e1y b\u1ea1n \u0111\u00e3 b\u1ecb nhi\u1ec5m h\u00e0ng tr\u0103m virus v\u00e0 y\u00eau c\u1ea7u b\u1ea1n g\u1ecdi \u0111\u1ebfn m\u1ed9t s\u1ed1 \u0111i\u1ec7n tho\u1ea1i h\u1ed7 tr\u1ee3 ho\u1eb7c nh\u1ea5p v\u00e0o m\u1ed9t li\u00ean k\u1ebft \u0111\u1ec3 s\u1eeda ch\u1eefa. \u0110\u00e2y l\u00e0 m\u1ed9t chi\u00eau tr\u00f2 l\u1eeba \u0111\u1ea3o \u0111\u1ec3 chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c l\u1eeba b\u1ea1n tr\u1ea3 ti\u1ec1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Xuat-hien-cac-chuong-trinh-hoac-bieu-tuong-la\"><\/span>Xu\u1ea5t hi\u1ec7n c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh ho\u1eb7c bi\u1ec3u t\u01b0\u1ee3ng l\u1ea1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tr\u00ean m\u00e0n h\u00ecnh desktop ho\u1eb7c trong danh s\u00e1ch \u1ee9ng d\u1ee5ng xu\u1ea5t hi\u1ec7n c\u00e1c bi\u1ec3u t\u01b0\u1ee3ng m\u1edbi m\u00e0 b\u1ea1n kh\u00f4ng h\u1ec1 c\u00e0i \u0111\u1eb7t. Vi\u1ec7c nh\u1ea5p v\u00e0o nh\u1eefng ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t c\u00e1c h\u00e0nh vi ph\u00e1 ho\u1ea1i nguy hi\u1ec3m h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tai-khoan-mang-xa-hoi-bi-kiem-soat\"><\/span>T\u00e0i kho\u1ea3n m\u1ea1ng x\u00e3 h\u1ed9i b\u1ecb ki\u1ec3m so\u00e1t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>T\u00e0i kho\u1ea3n Facebook, Instagram, ho\u1eb7c email c\u1ee7a b\u1ea1n t\u1ef1 \u0111\u1ed9ng \u0111\u0103ng c\u00e1c b\u00e0i vi\u1ebft l\u1ea1, g\u1eedi tin nh\u1eafn r\u00e1c cho b\u1ea1n b\u00e8, ho\u1eb7c &#8220;like&#8221; nh\u1eefng trang m\u00e0 b\u1ea1n kh\u00f4ng h\u1ec1 bi\u1ebft. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y malware \u0111\u00e3 \u0111\u00e1nh c\u1eafp \u0111\u01b0\u1ee3c th\u00f4ng tin \u0111\u0103ng nh\u1eadp c\u1ee7a b\u1ea1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nhan-duoc-thong-bao-doi-tien-chuoc\"><\/span>Nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o \u0111\u00f2i ti\u1ec1n chu\u1ed9c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng nh\u1ea5t c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/ransomware-la-gi\/\">Ransomware<\/a>. To\u00e0n b\u1ed9 d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n b\u1ecb m\u00e3 h\u00f3a, v\u00e0 m\u1ed9t th\u00f4ng b\u00e1o hi\u1ec7n l\u00ean m\u00e0n h\u00ecnh \u0111\u00f2i b\u1ea1n ph\u1ea3i tr\u1ea3 m\u1ed9t kho\u1ea3n ti\u1ec1n chu\u1ed9c (th\u01b0\u1eddng b\u1eb1ng ti\u1ec1n \u0111i\u1ec7n t\u1eed) \u0111\u1ec3 l\u1ea5y l\u1ea1i quy\u1ec1n truy c\u1eadp.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac-dau-hieu-khac\"><\/span>C\u00e1c d\u1ea5u hi\u1ec7u kh\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Tin nh\u1eafn l\u1ea1 \u0111\u01b0\u1ee3c g\u1eedi t\u1eeb t\u00e0i kho\u1ea3n email ho\u1eb7c m\u1ea1ng x\u00e3 h\u1ed9i c\u1ee7a b\u1ea1n.<\/li>\n<li>\u1ed4 \u0111\u0129a CD-ROM t\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng m\u1edf m\u1ed9t c\u00e1ch b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li>C\u00e1c c\u1ea3nh b\u00e1o l\u1ed7i h\u1ec7 th\u1ed1ng gi\u1ea3 m\u1ea1o li\u00ean t\u1ee5c xu\u1ea5t hi\u1ec7n.<\/li>\n<li>Giao di\u1ec7n m\u00e0n h\u00ecnh desktop, h\u00ecnh n\u1ec1n b\u1ecb thay \u0111\u1ed5i ngo\u00e0i \u00fd mu\u1ed1n.<\/li>\n<li>M\u00e1y t\u00ednh t\u1ef1 \u0111\u1ed9ng kh\u1edfi \u0111\u1ed9ng l\u1ea1i ho\u1eb7c t\u1eaft \u0111\u1ed9t ng\u1ed9t.<\/li>\n<li>H\u00f3a \u0111\u01a1n c\u01b0\u1edbc <a href=\"https:\/\/interdata.vn\/blog\/mang-internet\/\">internet<\/a> t\u0103ng v\u1ecdt d\u00f9 th\u00f3i quen s\u1eed d\u1ee5ng kh\u00f4ng \u0111\u1ed5i.<\/li>\n<li>Thi\u1ebft b\u1ecb di \u0111\u1ed9ng nhanh h\u1ebft pin, b\u1ecb n\u00f3ng li\u00ean t\u1ee5c, ho\u1eb7c h\u1ebft d\u1eef li\u1ec7u 3G\/4G nhanh ch\u00f3ng.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Co-che-hoat-dong-cua-Malware\"><\/span>C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Malware<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>D\u00f9 c\u00f3 h\u00e0ng ng\u00e0n bi\u1ebfn th\u1ec3, h\u1ea7u h\u1ebft malware ho\u1ea1t \u0111\u1ed9ng theo m\u1ed9t v\u00f2ng \u0111\u1eddi chung g\u1ed3m ba giai \u0111o\u1ea1n ch\u00ednh, gi\u00fap b\u1ea1n h\u00ecnh dung c\u00e1ch ch\u00fang t\u1ea5n c\u00f4ng thi\u1ebft b\u1ecb.<\/p>\n<ol>\n<li><strong>Giai \u0111o\u1ea1n L\u00e2y nhi\u1ec5m:<\/strong> \u0110\u1ea7u ti\u00ean, malware c\u1ea7n m\u1ed9t con \u0111\u01b0\u1eddng \u0111\u1ec3 x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n. C\u00e1ch th\u1ee9c ph\u1ed5 bi\u1ebfn l\u00e0 qua email l\u1eeba \u0111\u1ea3o, c\u00e1c t\u1ec7p t\u1ea3i v\u1ec1 t\u1eeb trang web kh\u00f4ng \u0111\u00e1ng tin c\u1eady, l\u1ed7 h\u1ed5ng ph\u1ea7n m\u1ec1m, ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb USB b\u1ecb nhi\u1ec5m.<\/li>\n<li><strong>Giai \u0111o\u1ea1n Th\u1ef1c thi:<\/strong> Sau khi v\u00e0o \u0111\u01b0\u1ee3c b\u00ean trong, malware s\u1ebd \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t. H\u00e0nh \u0111\u1ed9ng c\u1ee7a ch\u00fang ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i malware. M\u1ed9t s\u1ed1 s\u1ebd b\u1eaft \u0111\u1ea7u <a href=\"https:\/\/interdata.vn\/blog\/ma-hoa-du-lieu-data-encryption\/\">m\u00e3 h\u00f3a d\u1eef li\u1ec7u<\/a> ngay l\u1eadp t\u1ee9c (Ransomware), s\u1ed1 kh\u00e1c s\u1ebd n\u1eb1m im theo d\u00f5i (Spyware), ho\u1eb7c b\u1eaft \u0111\u1ea7u nh\u00e2n b\u1ea3n (Virus, Worm).<\/li>\n<li><strong>Giai \u0111o\u1ea1n Lan truy\u1ec1n:<\/strong> Nhi\u1ec1u lo\u1ea1i malware \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ef1 lan truy\u1ec1n sang c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. Ch\u1eb3ng h\u1ea1n, m\u1ed9t con worm c\u00f3 th\u1ec3 qu\u00e9t to\u00e0n b\u1ed9 m\u1ea1ng n\u1ed9i b\u1ed9 \u0111\u1ec3 t\u00ecm c\u00e1c m\u00e1y t\u00ednh kh\u00e1c c\u00f3 l\u1ed7 h\u1ed5ng v\u00e0 l\u00e2y nhi\u1ec5m cho ch\u00fang, t\u1ea1o ra m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng quy m\u00f4 l\u1edbn.<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Cac-loai-Malware-pho-bien\"><\/span>C\u00e1c lo\u1ea1i Malware ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Hi\u1ec3u v\u1ec1 c\u00e1c lo\u1ea1i malware kh\u00e1c nhau gi\u00fap b\u1ea1n nh\u1eadn di\u1ec7n ch\u00ednh x\u00e1c h\u01a1n m\u1ed1i \u0111e d\u1ecda m\u00ecnh \u0111ang \u0111\u1ed1i m\u1eb7t. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 <a href=\"https:\/\/interdata.vn\/\">InterData<\/a> \u0111\u00e3 t\u1ed5ng h\u1ee3p.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-03.jpg\" alt=\"Malware 03\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-29690\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-03.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-03-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Virus\"><\/span>Virus<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Virus m\u00e1y t\u00ednh ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ch\u00e8n m\u00e3 \u0111\u1ed9c c\u1ee7a ch\u00fang v\u00e0o m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh ho\u1eb7c t\u1ec7p tin h\u1ee3p l\u1ec7. Khi ng\u01b0\u1eddi d\u00f9ng ch\u1ea1y t\u1ec7p &#8220;v\u1eadt ch\u1ee7&#8221; \u0111\u00f3, virus s\u1ebd \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t v\u00e0 b\u1eaft \u0111\u1ea7u l\u00e2y nhi\u1ec5m sang c\u00e1c t\u1ec7p kh\u00e1c, g\u00e2y ra l\u1ed7i h\u1ec7 th\u1ed1ng v\u00e0 ph\u00e1 h\u1ee7y d\u1eef li\u1ec7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Worm-Sau-may-tinh\"><\/span>Worm (S\u00e2u m\u00e1y t\u00ednh)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kh\u00e1c v\u1edbi virus, Worm l\u00e0 m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ed9c l\u1eadp, kh\u00f4ng c\u1ea7n t\u1ec7p ch\u1ee7. \u0110i\u1ec3m nguy hi\u1ec3m nh\u1ea5t c\u1ee7a worm l\u00e0 kh\u1ea3 n\u0103ng t\u1ef1 nh\u00e2n b\u1ea3n v\u00e0 l\u00e2y lan qua c\u00e1c k\u1ebft n\u1ed1i m\u1ea1ng. Ch\u00fang khai th\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/lo-hong-bao-mat-la-gi\/\">l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt<\/a> \u0111\u1ec3 x\u00e2m nh\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng v\u00e0 l\u00e2y sang c\u00e1c m\u00e1y kh\u00e1c m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea5t k\u1ef3 s\u1ef1 t\u01b0\u01a1ng t\u00e1c n\u00e0o t\u1eeb ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Trojan-Trojan-Horse\"><\/span>Trojan (Trojan Horse)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb c\u00e2u chuy\u1ec7n con ng\u1ef1a th\u00e0nh Troy, <a href=\"https:\/\/interdata.vn\/blog\/trojan-la-gi\/\">Trojan<\/a> ng\u1ee5y trang th\u00e0nh m\u1ed9t ph\u1ea7n m\u1ec1m h\u1eefu \u00edch, h\u1ee3p ph\u00e1p (v\u00ed d\u1ee5: m\u1ed9t c\u00f4ng c\u1ee5 crack game, m\u1ed9t file PDF) \u0111\u1ec3 l\u1eeba ng\u01b0\u1eddi d\u00f9ng c\u00e0i \u0111\u1eb7t. Sau khi \u0111\u01b0\u1ee3c c\u00e0i, Trojan s\u1ebd t\u1ea1o ra m\u1ed9t &#8220;c\u1eeda sau&#8221; (<a href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/\">backdoor<\/a>), cho ph\u00e9p k\u1ebb t\u1ea5n c\u00f4ng chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n, \u0111\u00e1nh c\u1eafp th\u00f4ng tin ho\u1eb7c c\u00e0i th\u00eam c\u00e1c lo\u1ea1i malware kh\u00e1c.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ransomware-Ma-doc-tong-tien\"><\/span>Ransomware (M\u00e3 \u0111\u1ed9c t\u1ed1ng ti\u1ec1n)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ransomware l\u00e0 m\u1ed9t trong nh\u1eefng m\u1ed1i \u0111e d\u1ecda nguy hi\u1ec3m v\u00e0 g\u00e2y thi\u1ec7t h\u1ea1i t\u00e0i ch\u00ednh n\u1eb7ng n\u1ec1 nh\u1ea5t. Theo th\u1ed1ng k\u00ea t\u1eeb Statista, s\u1ed1 v\u1ee5 t\u1ea5n c\u00f4ng ransomware tr\u00ean to\u00e0n c\u1ea7u \u0111\u00e3 t\u0103ng l\u00ean 493.33 tri\u1ec7u v\u00e0o n\u0103m 2022. Khi l\u00e2y nhi\u1ec5m, ch\u00fang s\u1ebd m\u00e3 h\u00f3a to\u00e0n b\u1ed9 d\u1eef li\u1ec7u c\u1ee7a n\u1ea1n nh\u00e2n v\u00e0 \u0111\u00f2i m\u1ed9t kho\u1ea3n ti\u1ec1n chu\u1ed9c \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y kh\u00f3a gi\u1ea3i m\u00e3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Spyware-Phan-mem-gian-diep\"><\/span>Spyware (Ph\u1ea7n m\u1ec1m gi\u00e1n \u0111i\u1ec7p)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00fang nh\u01b0 t\u00ean g\u1ecdi, m\u1ee5c \u0111\u00edch c\u1ee7a Spyware l\u00e0 b\u00ed m\u1eadt theo d\u00f5i m\u1ecdi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n. Ch\u00fang c\u00f3 th\u1ec3 ghi l\u1ea1i c\u00e1c thao t\u00e1c g\u00f5 ph\u00edm (keylogger) \u0111\u1ec3 l\u1ea5y m\u1eadt kh\u1ea9u, ch\u1ee5p \u1ea3nh m\u00e0n h\u00ecnh, thu th\u1eadp l\u1ecbch s\u1eed duy\u1ec7t web v\u00e0 c\u00e1c th\u00f4ng tin c\u00e1 nh\u00e2n kh\u00e1c r\u1ed3i g\u1eedi v\u1ec1 cho k\u1ebb t\u1ea5n c\u00f4ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Adware-Phan-mem-quang-cao\"><\/span>Adware (Ph\u1ea7n m\u1ec1m qu\u1ea3ng c\u00e1o)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1eb7c d\u00f9 \u00edt nguy hi\u1ec3m h\u01a1n c\u00e1c lo\u1ea1i kh\u00e1c, Adware c\u1ef1c k\u1ef3 phi\u1ec1n nhi\u1ec5u. Ch\u00fang l\u00e0m m\u00e1y b\u1ea1n tr\u00e0n ng\u1eadp c\u00e1c qu\u1ea3ng c\u00e1o pop-up, banner qu\u1ea3ng c\u00e1o, v\u00e0 chuy\u1ec3n h\u01b0\u1edbng t\u00ecm ki\u1ebfm c\u1ee7a b\u1ea1n \u0111\u1ebfn c\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i. M\u1ee5c \u0111\u00edch ch\u00ednh l\u00e0 t\u1ea1o ra l\u1ee3i nhu\u1eadn t\u1eeb l\u01b0\u1ee3t xem ho\u1eb7c l\u01b0\u1ee3t nh\u1ea5p chu\u1ed9t v\u00e0o qu\u1ea3ng c\u00e1o.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Rootkit\"><\/span>Rootkit<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Rootkit l\u00e0 m\u1ed9t b\u1ed9 c\u00f4ng c\u1ee5 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i c\u1ef1c k\u1ef3 tinh vi, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u1ea9n s\u00e2u v\u00e0o <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh\/\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/a> v\u00e0 che gi\u1ea5u s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ch\u00ednh n\u00f3 c\u0169ng nh\u01b0 c\u00e1c malware kh\u00e1c. V\u00ec ho\u1ea1t \u0111\u1ed9ng \u1edf c\u1ea5p \u0111\u1ed9 h\u1ec7 th\u1ed1ng, rootkit r\u1ea5t kh\u00f3 b\u1ecb ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf b\u1eb1ng c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh di\u1ec7t virus th\u00f4ng th\u01b0\u1eddng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Fileless-Malware\"><\/span>Fileless Malware<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Malware kh\u00f4ng t\u1ec7p (Fileless Malware) l\u00e0 m\u1ed9t lo\u1ea1i m\u00e3 \u0111\u1ed9c hi\u1ec7n \u0111\u1ea1i. Thay v\u00ec c\u00e0i \u0111\u1eb7t c\u00e1c t\u1ec7p \u0111\u1ed9c h\u1ea1i l\u00ean \u1ed5 c\u1ee9ng, ch\u00fang ho\u1ea1t \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp tr\u00ean b\u1ed9 nh\u1edb RAM c\u1ee7a m\u00e1y t\u00ednh. \u0110i\u1ec1u n\u00e0y khi\u1ebfn ch\u00fang g\u1ea7n nh\u01b0 &#8220;v\u00f4 h\u00ecnh&#8221; tr\u01b0\u1edbc c\u00e1c ph\u01b0\u01a1ng ph\u00e1p qu\u00e9t t\u1ec7p truy\u1ec1n th\u1ed1ng, g\u00e2y ra nhi\u1ec1u kh\u00f3 kh\u0103n cho vi\u1ec7c ph\u00e1t hi\u1ec7n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac-bien-the-va-dang-khac\"><\/span>C\u00e1c bi\u1ebfn th\u1ec3 v\u00e0 d\u1ea1ng kh\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Backdoor:<\/strong> M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p b\u1ecf qua c\u00e1c quy tr\u00ecnh x\u00e1c th\u1ef1c th\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o m\u1ed9t h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>Botnet:<\/strong> M\u1ed9t m\u1ea1ng l\u01b0\u1edbi c\u00e1c m\u00e1y t\u00ednh b\u1ecb nhi\u1ec5m malware (g\u1ecdi l\u00e0 bot ho\u1eb7c zombie) \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa b\u1edfi m\u1ed9t k\u1ebb t\u1ea5n c\u00f4ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh vi nh\u01b0 t\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 (<a href=\"https:\/\/interdata.vn\/blog\/ddos-la-gi\/\">DDoS<\/a>).<\/li>\n<li><strong>Downloader\/Dropper:<\/strong> Lo\u1ea1i malware c\u00f3 nhi\u1ec7m v\u1ee5 duy nh\u1ea5t l\u00e0 t\u1ea3i v\u00e0 c\u00e0i \u0111\u1eb7t c\u00e1c lo\u1ea1i malware kh\u00e1c l\u00ean m\u00e1y t\u00ednh n\u1ea1n nh\u00e2n.<\/li>\n<li><strong>Malvertising:<\/strong> S\u1eed d\u1ee5ng c\u00e1c qu\u1ea3ng c\u00e1o tr\u1ef1c tuy\u1ebfn h\u1ee3p ph\u00e1p \u0111\u1ec3 ph\u00e1t t\u00e1n malware. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 b\u1ecb nhi\u1ec5m m\u00e3 \u0111\u1ed9c ch\u1ec9 b\u1eb1ng vi\u1ec7c truy c\u1eadp m\u1ed9t trang web uy t\u00edn c\u00f3 ch\u1ee9a qu\u1ea3ng c\u00e1o \u0111\u1ed9c h\u1ea1i.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Nhung-nguyen-nhan-khien-thiet-bi-nhiem-Malware\"><\/span>Nh\u1eefng nguy\u00ean nh\u00e2n khi\u1ebfn thi\u1ebft b\u1ecb nhi\u1ec5m Malware<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Hi\u1ec3u r\u00f5 c\u00e1c con \u0111\u01b0\u1eddng l\u00e2y nhi\u1ec5m l\u00e0 c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 b\u1ea1n t\u1ef1 b\u1ea3o v\u1ec7 m\u00ecnh. H\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p nhi\u1ec5m malware \u0111\u1ec1u xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng th\u00f3i quen thi\u1ebfu an to\u00e0n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<ul>\n<li><strong>T\u1ea3i xu\u1ed1ng v\u00e0 c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m kh\u00f4ng \u0111\u00e1ng tin:<\/strong> \u0110\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c ph\u1ea7n m\u1ec1m crack, b\u1ebb kh\u00f3a t\u1eeb nh\u1eefng trang web kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c.<\/li>\n<li><strong>M\u1edf c\u00e1c t\u1ec7p \u0111\u00ednh k\u00e8m email \u0111\u1ed9c h\u1ea1i:<\/strong> Theo B\u00e1o c\u00e1o \u0110i\u1ec1u tra Vi ph\u1ea1m D\u1eef li\u1ec7u (DBIR) c\u1ee7a Verizon, email v\u1eabn l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c t\u1ea5n c\u00f4ng h\u00e0ng \u0111\u1ea7u. C\u00e1c t\u1ec7p \u0111\u00ednh k\u00e8m c\u00f3 \u0111u\u00f4i <code>.exe<\/code>, <code>.scr<\/code>, ho\u1eb7c c\u00e1c file t\u00e0i li\u1ec7u ch\u1ee9a macro \u0111\u1ed9c h\u1ea1i l\u00e0 c\u1ef1c k\u1ef3 nguy hi\u1ec3m.<\/li>\n<li><strong>Truy c\u1eadp c\u00e1c trang web \u0111\u1ed9c h\u1ea1i:<\/strong> C\u00e1c trang web l\u1eeba \u0111\u1ea3o, web ng\u01b0\u1eddi l\u1edbn, ho\u1eb7c c\u00e1c trang chia s\u1ebb t\u1ec7p l\u1eadu th\u01b0\u1eddng ch\u1ee9a m\u00e3 \u0111\u1ed9c c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng t\u1ea3i xu\u1ed1ng thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>S\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef b\u1ecb nhi\u1ec5m:<\/strong> USB, \u1ed5 c\u1ee9ng di \u0111\u1ed9ng kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e9t virus tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh v\u1eadt trung gian l\u00e2y lan malware t\u1eeb m\u00e1y n\u00e0y sang m\u00e1y kh\u00e1c.<\/li>\n<li><strong>K\u1ebft n\u1ed1i v\u1edbi c\u00e1c m\u1ea1ng kh\u00f4ng an to\u00e0n:<\/strong> M\u1ea1ng Wi-Fi c\u00f4ng c\u1ed9ng \u1edf qu\u00e1n c\u00e0 ph\u00ea, s\u00e2n bay th\u01b0\u1eddng kh\u00f4ng c\u00f3 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt t\u1ed1t, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho k\u1ebb x\u1ea5u nghe l\u00e9n ho\u1eb7c t\u1ea5n c\u00f4ng thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>H\u1ec7 \u0111i\u1ec1u h\u00e0nh\/ph\u1ea7n m\u1ec1m c\u00f3 l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt:<\/strong> Vi\u1ec7c kh\u00f4ng c\u1eadp nh\u1eadt h\u1ec7 \u0111i\u1ec1u h\u00e0nh (Windows, macOS) v\u00e0 c\u00e1c ph\u1ea7n m\u1ec1m (tr\u00ecnh duy\u1ec7t, b\u1ed9 Office) s\u1ebd \u0111\u1ec3 l\u1ea1i nh\u1eefng l\u1ed7 h\u1ed5ng m\u00e0 malware c\u00f3 th\u1ec3 khai th\u00e1c.<\/li>\n<li><strong>Qu\u1ea3ng c\u00e1o \u0111\u1ed9c h\u1ea1i (malvertising):<\/strong> Ch\u1ec9 c\u1ea7n m\u1ed9t qu\u1ea3ng c\u00e1o \u0111\u1ed9c h\u1ea1i \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb tr\u00ean m\u1ed9t trang web uy t\u00edn c\u0169ng \u0111\u1ee7 \u0111\u1ec3 l\u00e2y nhi\u1ec5m cho ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-04.jpg\" alt=\"Malware 04\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-29691\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-04.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Malware-04-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach-phong-tranh-Malware\"><\/span>C\u00e1ch ph\u00f2ng tr\u00e1nh Malware<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ph\u00f2ng b\u1ec7nh lu\u00f4n t\u1ed1t h\u01a1n ch\u1eefa b\u1ec7nh. B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng c\u00e1c th\u00f3i quen an to\u00e0n d\u01b0\u1edbi \u0111\u00e2y, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u \u0111\u00e1ng k\u1ec3 nguy c\u01a1 b\u1ecb nhi\u1ec5m malware.<\/p>\n<ol>\n<li><strong>C\u00e0i \u0111\u1eb7t v\u00e0 c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m b\u1ea3o m\u1eadt:<\/strong> S\u1eed d\u1ee5ng m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh di\u1ec7t virus uy t\u00edn v\u00e0 lu\u00f4n gi\u1eef cho ch\u01b0\u01a1ng tr\u00ecnh \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u nh\u1eadn d\u1ea1ng virus m\u1edbi nh\u1ea5t.<\/li>\n<li><strong>Gi\u1eef h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 ph\u1ea7n m\u1ec1m lu\u00f4n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt:<\/strong> B\u1eadt t\u00ednh n\u0103ng c\u1eadp nh\u1eadt t\u1ef1 \u0111\u1ed9ng cho Windows, macOS, tr\u00ecnh duy\u1ec7t v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng kh\u00e1c.<\/li>\n<li><strong>Suy ngh\u0129 k\u1ef9 tr\u01b0\u1edbc khi nh\u1ea5p chu\u1ed9t:<\/strong> Lu\u00f4n c\u1ea9n tr\u1ecdng v\u1edbi c\u00e1c email, tin nh\u1eafn l\u1ea1, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c li\u00ean k\u1ebft ho\u1eb7c t\u1ec7p \u0111\u00ednh k\u00e8m. Di chu\u1ed9t qua li\u00ean k\u1ebft \u0111\u1ec3 xem \u0111\u1ecba ch\u1ec9 th\u1eadt tr\u01b0\u1edbc khi nh\u1ea5p.<\/li>\n<li><strong>T\u1ea3i ph\u1ea7n m\u1ec1m t\u1eeb ngu\u1ed3n ch\u00ednh th\u1ed1ng:<\/strong> Ch\u1ec9 t\u1ea3i \u1ee9ng d\u1ee5ng t\u1eeb trang ch\u1ee7 c\u1ee7a nh\u00e0 ph\u00e1t tri\u1ec3n, App Store c\u1ee7a Apple, ho\u1eb7c Google Play Store.<\/li>\n<li><strong>S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u m\u1ea1nh v\u00e0 x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA):<\/strong> T\u1ea1o m\u1eadt kh\u1ea9u ph\u1ee9c t\u1ea1p, kh\u00f4ng d\u00f9ng chung m\u1ed9t m\u1eadt kh\u1ea9u cho nhi\u1ec1u t\u00e0i kho\u1ea3n v\u00e0 k\u00edch ho\u1ea1t 2FA b\u1ea5t c\u1ee9 khi n\u00e0o c\u00f3 th\u1ec3.<\/li>\n<li><strong>Sao l\u01b0u d\u1eef li\u1ec7u th\u01b0\u1eddng xuy\u00ean:<\/strong> Vi\u1ec7c sao l\u01b0u d\u1eef li\u1ec7u quan tr\u1ecdng ra m\u1ed9t \u1ed5 c\u1ee9ng ngo\u00e0i ho\u1eb7c d\u1ecbch v\u1ee5 <a href=\"https:\/\/interdata.vn\/blog\/cloud-storage-la-gi\/\">l\u01b0u tr\u1eef \u0111\u00e1m m\u00e2y<\/a> s\u1ebd l\u00e0 c\u1ee9u c\u00e1nh cho b\u1ea1n trong tr\u01b0\u1eddng h\u1ee3p b\u1ecb Ransomware t\u1ea5n c\u00f4ng.<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Cach-phat-hien-va-xu-ly-Malware\"><\/span>C\u00e1ch ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd Malware<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u1ebfu nghi ng\u1edd m\u00e1y t\u00ednh \u0111\u00e3 b\u1ecb nhi\u1ec5m malware, h\u00e3y b\u00ecnh t\u0129nh v\u00e0 th\u1ef1c hi\u1ec7n theo c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ul>\n<li><strong>B\u01b0\u1edbc 1: Ng\u1eaft k\u1ebft n\u1ed1i Internet.<\/strong> Ngay l\u1eadp t\u1ee9c ng\u1eaft k\u1ebft n\u1ed1i Wi-Fi ho\u1eb7c r\u00fat d\u00e2y m\u1ea1ng. Vi\u1ec7c n\u00e0y ng\u0103n malware ti\u1ebfp t\u1ee5c g\u1eedi d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n \u0111i ho\u1eb7c nh\u1eadn l\u1ec7nh t\u1eeb k\u1ebb t\u1ea5n c\u00f4ng.<\/li>\n<li><strong>B\u01b0\u1edbc 2: Kh\u1edfi \u0111\u1ed9ng v\u00e0o Ch\u1ebf \u0111\u1ed9 An to\u00e0n (Safe Mode).<\/strong> Ch\u1ebf \u0111\u1ed9 An to\u00e0n ch\u1ec9 cho ph\u00e9p c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh thi\u1ebft y\u1ebfu c\u1ee7a h\u1ec7 th\u1ed1ng kh\u1edfi \u0111\u1ed9ng, ng\u0103n ch\u1eb7n h\u1ea7u h\u1ebft malware k\u00edch ho\u1ea1t.<\/li>\n<li><strong>B\u01b0\u1edbc 3: Qu\u00e9t h\u1ec7 th\u1ed1ng b\u1eb1ng ph\u1ea7n m\u1ec1m di\u1ec7t virus.<\/strong> Ch\u1ea1y m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh di\u1ec7t virus uy t\u00edn \u0111\u1ec3 qu\u00e9t to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. C\u00e1c ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u00ecm v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c m\u1ed1i \u0111e d\u1ecda \u0111\u00e3 bi\u1ebft.<\/li>\n<li><strong>B\u01b0\u1edbc 4: X\u00f3a c\u00e1c t\u1ec7p t\u1ea1m th\u1eddi.<\/strong> S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 Disk Cleanup tr\u00ean Windows \u0111\u1ec3 x\u00f3a c\u00e1c t\u1ec7p t\u1ea1m, n\u01a1i malware th\u01b0\u1eddng \u1ea9n n\u00e1u.<\/li>\n<li><strong>B\u01b0\u1edbc 5: Ki\u1ec3m tra v\u00e0 g\u1ee1 c\u00e0i \u0111\u1eb7t c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh l\u1ea1.<\/strong> V\u00e0o Control Panel (Windows) ho\u1eb7c Applications (Mac) \u0111\u1ec3 ki\u1ec3m tra v\u00e0 g\u1ee1 b\u1ecf b\u1ea5t k\u1ef3 ph\u1ea7n m\u1ec1m \u0111\u00e1ng ng\u1edd n\u00e0o b\u1ea1n kh\u00f4ng c\u00e0i \u0111\u1eb7t.<\/li>\n<li><strong>B\u01b0\u1edbc 6: \u0110\u1eb7t l\u1ea1i tr\u00ecnh duy\u1ec7t.<\/strong> \u0110\u1eb7t l\u1ea1i c\u00e0i \u0111\u1eb7t c\u1ee7a tr\u00ecnh duy\u1ec7t web v\u1ec1 m\u1eb7c \u0111\u1ecbnh \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c extension v\u00e0 thay \u0111\u1ed5i tr\u00e1i ph\u00e9p.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Mot-so-cau-hoi-thuong-gap\"><\/span>M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"iPhone-hoac-may-Mac-co-bi-nhiem-malware-khong\"><\/span>iPhone ho\u1eb7c m\u00e1y Mac c\u00f3 b\u1ecb nhi\u1ec5m malware kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00f3. M\u1eb7c d\u00f9 h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u1ee7a Apple c\u00f3 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt t\u1ed1t h\u01a1n v\u00e0 \u00edt b\u1ecb t\u1ea5n c\u00f4ng h\u01a1n Windows, ch\u00fang kh\u00f4ng ho\u00e0n to\u00e0n mi\u1ec5n nhi\u1ec5m. Ng\u01b0\u1eddi d\u00f9ng Mac v\u00e0 iPhone v\u1eabn c\u00f3 th\u1ec3 b\u1ecb t\u1ea5n c\u00f4ng, \u0111\u1eb7c bi\u1ec7t qua c\u00e1c h\u00ecnh th\u1ee9c l\u1eeba \u0111\u1ea3o ho\u1eb7c c\u00e0i \u1ee9ng d\u1ee5ng t\u1eeb b\u00ean ngo\u00e0i App Store.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phan-mem-diet-virus-mien-phi-co-du-tot-khong\"><\/span>Ph\u1ea7n m\u1ec1m di\u1ec7t virus mi\u1ec5n ph\u00ed c\u00f3 \u0111\u1ee7 t\u1ed1t kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c phi\u00ean b\u1ea3n mi\u1ec5n ph\u00ed t\u1eeb nh\u1eefng nh\u00e0 cung c\u1ea5p uy t\u00edn c\u00f3 th\u1ec3 cung c\u1ea5p l\u1edbp b\u1ea3o v\u1ec7 c\u01a1 b\u1ea3n. Tuy nhi\u00ean, c\u00e1c phi\u00ean b\u1ea3n tr\u1ea3 ph\u00ed th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao quan tr\u1ecdng nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/tuong-lua-firewall\/\">t\u01b0\u1eddng l\u1eeda<\/a>, b\u1ea3o v\u1ec7 ch\u1ed1ng ransomware, v\u00e0 b\u1ea3o v\u1ec7 giao d\u1ecbch tr\u1ef1c tuy\u1ebfn, mang l\u1ea1i s\u1ef1 an to\u00e0n to\u00e0n di\u1ec7n h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Lam-gi-khi-da-lo-tra-tien-chuoc-cho-ransomware\"><\/span>L\u00e0m g\u00ec khi \u0111\u00e3 l\u1ee1 tr\u1ea3 ti\u1ec1n chu\u1ed9c cho ransomware?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c chuy\u00ean gia an ninh m\u1ea1ng v\u00e0 c\u01a1 quan th\u1ef1c thi ph\u00e1p lu\u1eadt \u0111\u1ec1u khuy\u1ebfn c\u00e1o kh\u00f4ng n\u00ean tr\u1ea3 ti\u1ec1n chu\u1ed9c. Vi\u1ec7c tr\u1ea3 ti\u1ec1n kh\u00f4ng \u0111\u1ea3m b\u1ea3o b\u1ea1n s\u1ebd l\u1ea5y l\u1ea1i \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u v\u00e0 c\u00f2n khuy\u1ebfn kh\u00edch t\u1ed9i ph\u1ea1m m\u1ea1ng ti\u1ebfp t\u1ee5c h\u00e0nh vi. Thay v\u00e0o \u0111\u00f3, h\u00e3y b\u00e1o c\u00e1o s\u1ef1 vi\u1ec7c v\u00e0 t\u00ecm ki\u1ebfm s\u1ef1 gi\u00fap \u0111\u1ee1 t\u1eeb c\u00e1c chuy\u00ean gia.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00e1y t\u00ednh \u0111\u1ed9t nhi\u00ean ch\u1ea1y ch\u1eadm, qu\u1ea3ng c\u00e1o li\u00ean t\u1ee5c hi\u1ec7n ra hay d\u1eef li\u1ec7u c\u00e1 nh\u00e2n b\u1ecb \u0111e d\u1ecda khi\u1ebfn b\u1ea1n lo l\u1eafng? \u0110\u00e2y c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a Malware. Hi\u1ec3u r\u00f5 v\u1ec1 Malware l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean v\u00e0 quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ea3n th\u00e2n tr\u00ean kh\u00f4ng gian m\u1ea1ng. B\u00e0i vi\u1ebft<\/p>\n","protected":false},"author":2,"featured_media":29694,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[83],"tags":[],"class_list":["post-29683","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bao-mat-an-ninh-mang"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/29683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=29683"}],"version-history":[{"count":6,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/29683\/revisions"}],"predecessor-version":[{"id":29699,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/29683\/revisions\/29699"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/29694"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=29683"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=29683"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=29683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}