{"id":86549,"date":"2026-09-23T12:18:51","date_gmt":"2026-09-23T19:18:51","guid":{"rendered":"https:\/\/drivesaversdatarecovery.com\/?p=86549"},"modified":"2026-09-24T08:50:25","modified_gmt":"2026-09-24T15:50:25","slug":"vmdk-data-recovery-after-an-akira-ransomware-attack","status":"publish","type":"post","link":"https:\/\/drivesaversdatarecovery.com\/nb-no\/case-studies\/vmdk-data-recovery-after-an-akira-ransomware-attack\/","title":{"rendered":"VMDK Data Recovery After an Akira Ransomware Attack"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><div id=\"case-study-image-and-title\" class=\"vc_section blog-header-top-padding vc_custom_1743006484198 wpex-vc-full-width-section wpex-vc-full-width-section--centered wpex-relative wpex-vc_section-has-fill wpex-vc-reset-negative-margin\"><div class=\"vc_row wpb_row vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_raw_code wpb_raw_html wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t  <style>\n\n.vcex-video.wpex-bg-black {\n  border-radius: 15px;\n  overflow: hidden;\n}\n\n.vcex-video-inner video {\n  border-radius: 15px;\n}\n\n.case-study-video {\nborder-radius: 15px !important;\n}\n\n.cs-red-heading {\n      color: #EC0912;\nfont-weight: 600;\n    }\n.vcex-heading-inner {\nmargin-bottom:12px;\n}\n        .single-post-title {\n            display: none;\n        }\n    ul.meta {\n       display:none;\n        }\n\n.parent-div {\n  display: flex !important;       \/* Lay the items out in a row by default (desktop) *\/\n  flex-wrap: nowrap !important;   \/* Prevent wrapping on large screens *\/\n}\n\n\/* When the screen is below, say, 768px, wrap and make each child 50% width *\/\n@media (max-width: 768px) {\n  .parent-div {\n    flex-wrap: wrap !important;   \/* Allow wrapping on smaller screens (mobile) *\/\nfont-size: 15px !important;\n  }\n  .parent-div > div {\n    width: 50% !important;        \/* 2 columns (two items per row) *\/\n    box-sizing: border-box !important; \n  }\n.cs-quote-headshot {text-align: center;margin-bottom:13px;}\n.cs-quote-box {\n    margin-left: 30px;\n    margin-right: 30px;\n\n}\n.cs-quote-headshot-image {\nmax-width: 170px;\nmargin-bottom:13px;\nmargin: auto;\n}\n.cs-quote-nametitle {\ntext-align: center !important;\nalign-items: center !important;\n}\n\n}\n\n.cs-main-image-header .wpex-p-30 {\n    padding: 0 !important;\n    padding-left: 3% !important;\npadding-bottom: 3% !important;\n}\n\n.cs-main-image-header .wpex-items-center {\n    align-items: end !important;\n}\n\n@media screen and (max-width: 1300px) {\n    .cs-main-image-header .vcex-ib-content .vcex-ib-title {\n        font-size: 3.5vw !important;\n    }\n\n    .cs-main-image-header .vcex-ib-content .vcex-ib-caption {\n        font-size: 5.5vw !important;\n    }\n}\n\n.cs-main-image-header .vcex-ib-content {\n text-shadow: 0 0 10px #000; \n}\n\n.vc_custom_1743006484198 {\n    margin-top: -10px !important;\n    padding-bottom: 4% !important;\n    background-color: #000000 !important;\n}\n\n.case-study-image-and-title\n{\n    margin-top: -10px !important;\n    padding-bottom: 4% !important;\n    background-color: #000000 !important;\n}\n.blog-header-top-padding\n\n{\n    margin-top: -10px !important;\n    padding-bottom: 4% !important;\n    background-color: #000000 !important;\n}\n  <\/style>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_custom_1764869151897 wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><style>.vcex-image-banner.vcex_6ab5691d86cad .vcex-ib-title{color:#fefefe;font-size:57px;font-family:'DM Sans', sans-serif;font-weight:600;}.vcex-image-banner.vcex_6ab5691d86cad .vcex-ib-caption{color:#ffffff;font-size:45px;font-family:'DM Sans', sans-serif;font-weight:600;}<\/style><div class=\"vcex-module vcex-image-banner wpex-flex wpex-flex-col wpex-w-100 wpex-justify-center wpex-relative wpex-overflow-hidden wpex-bg-gray-900 wpex-text-white wpex-hover-text-white wpex-text-left wpex-rounded-md vcex-has-img-tag cs-main-image-header vcex_6ab5691d86cad\"><img  src=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2026\/09\/VMDK-Data-Recovery-After-an-Akira-Ransomware-Attack-Header-1-1.png\" class=\"vcex-ib-img wpex-block wpex-transition-all wpex-duration-500\" alt=\"\"><div class=\"vcex-ib-content-wrap wpex-w-100 wpex-transition-all wpex-duration-500 wpex-absolute wpex-inset-0 wpex-flex wpex-items-center wpex-p-30\"><div class=\"vcex-ib-content wpex-flex-grow wpex-mr-auto\"><h3 class=\"vcex-ib-title wpex-heading\">VMDK-datagjenoppretting<\/h3><div class=\"vcex-ib-caption wpex-text-lg wpex-last-mb-0\">etter et Akira-l\u00f8sepengevirusangrep<\/div><\/div><\/div><\/div><div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:35px;\"><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid parent-div wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-1\/5\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#ffffff;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>Milj\u00f8:<\/strong><br>\n<span style=\"font-size: .8em\">VMware-milj\u00f8 sikkerhetskopiert av Nakivo til en 12-bay Synology RS3621RPXs, RAID 5, BTRFS<\/span><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-1\/5\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#ffffff;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>Angrep:<\/strong><br>\n<span style=\"font-size: 0.8em\"><span style=\"font-weight: 400\">Akira-l\u00f8sepengevirus<\/span><\/span><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-1\/5\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#ffffff;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>Data i faresonen:<\/strong><br>\n<span style=\"font-size: .8em\">Cirka 11 TB med krypterte sikkerhetskopier av virtuelle maskiner, resten slettet<\/span><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-1\/5\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#ffffff;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790182117035\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>Komplikasjon:<\/strong><br>\n<span style=\"font-size: .8em\">Rundt 15 TB skrevet til det samme volumet dagen etter angrepet<\/span><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-1\/5\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#ffffff;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>Resultat:<\/strong><br>\n<span style=\"font-size: .8em\">99,91 prosent gjenopprettet p\u00e5 den prioriterte databaseserveren<\/span><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#ffffff;font-size:18px;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>En virksomhet med flere lokasjoner ble utsatt for et Akira-l\u00f8sepengevirusangrep som forstyrret tilgangen til kritiske virtualiserte systemer og satte betydelige deler av produksjonsmilj\u00f8et i fare. Cirka 11 TB med sikkerhetskopier av virtuelle maskiner lagret i kundens Nakivo-repository ble kryptert. De resterende sikkerhetskopiene ble slettet.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><div id=\"case-study-blurb-and-scenario\" class=\"vc_section vc_custom_1772461320762 wpex-relative\"><div id=\"video\" class=\"vc_row wpb_row vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\" id=\"video\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;font-size:18px;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Det samme angrepet krypterte de virtuelle produksjonsmaskinene, og etterlot organisasjonen uten dataene som trengtes for \u00e5 gjenopprette forretningsdriften.<\/p>\n<p>I l\u00f8pet av noen dager engasjerte organisasjonen sitt cyberforsikringsselskap og et hendelsesh\u00e5ndteringsfirma. Konvensjonelle gjenopprettingsmetoder returnerte deler av milj\u00f8et, men klarte ikke \u00e5 gjenopprette flere prioriterte virtuelle maskiner. Hendelsesh\u00e5ndteringsfirmaet eskalerte saken til DriveSavers Data Recovery for \u00e5 fastsl\u00e5 om brukbare data fortsatt kunne gjenopprettes fra den ber\u00f8rte lagringen, og om skadede virtuelle maskindisker kunne rekonstrueres.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><div id=\"case-study-solution\" class=\"vc_section wpex-relative\"><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_empty_space\"   style=\"height: 40px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><style>.vcex-heading.vcex_6ab5691d8a7aa{color:#3e3d3e;font-size:35px;font-weight:400;}@media (max-width:1024px){.vcex-heading.vcex_6ab5691d8a7aa{font-size:25px;}}@media (max-width:959px){.vcex-heading.vcex_6ab5691d8a7aa{font-size:25px;}}@media (max-width:767px){.vcex-heading.vcex_6ab5691d8a7aa{font-size:25px;}}@media (max-width:479px){.vcex-heading.vcex_6ab5691d8a7aa{font-size:25px;}}<\/style><div class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-div vcex_6ab5691d8a7aa translation-block\"><span class=\"vcex-heading-inner wpex-inline-block\">Situasjonen rundt <strong><span style=\"color: #e31f26\">datatapet<\/span><\/strong><\/span><\/div>\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Da stasjonene n\u00e5dde DriveSavers, var ikke l\u00f8sepengevirus-krypteringen lenger det eneste problemet.<\/p>\n<p>Teknisk analyse ved bruk av v\u00e5rt propriet\u00e6re verkt\u00f8y for gjenoppretting av virtuelle disker identifiserte cirka 15 TB med data skrevet til volumet dagen etter angrepet \u2013 etter at Nakivo-sikkerhetskopiene allerede var slettet. Disse skriveoperasjonene fikk betydelige konsekvenser.<\/p>\n<p>\u00c5 slette en fil p\u00e5 BTRFS sletter ikke innholdet. Filsystemer av denne typen markerer vanligvis de ber\u00f8rte blokkene som tilgjengelige for gjenbruk, mens selve dataene forblir p\u00e5 plass til noe skrives over dem. Skriveoperasjonene som ble utf\u00f8rt etter angrepet, ble tildelt blokker som de slettede sikkerhetskopiene hadde okkupert.<\/p>\n<p>Ytterligere teknisk analyse viste at en betydelig st\u00f8rre andel av den m\u00e5lrettede informasjonen, og potensielt alt av den, sannsynligvis kunne ha blitt gjenopprettet dersom den ber\u00f8rte lagringen hadde forblitt uendret.<\/p>\n<p>Volumet som ankom DriveSavers, inneholdt derfor en blanding av originale, intakte data, ransomware-krypterte data, slettede og omfordelte data, nylig skrevet informasjon, skadede filsystemstrukturer, og blokker som delvis var overskrevet. Cirka 3600 filer, totalt 16,1 TB, forble aktive, hvorav 99 % var VMware virtuelle disker og \u00f8yeblikksbilder med filtyper omskrevet til .AKIRA.<\/p>\n<p>Ett kjennetegn ved angrepet bedret utsiktene. Krypteringsalgoritmen brukt i denne hendelsen krypterte ikke hele filer. Den krypterte cirka 15 % av hver fil i tre b\u00e5nd, noe som p\u00e5 de store VMDK-filene fremstod som omtrent 5 % front-end-kryptering. Betydelige deler av hver virtuelle disk forble dermed intakte. Analyse p\u00e5 blokkniv\u00e5 var n\u00f8dvendig for \u00e5 identifisere disse intakte omr\u00e5dene.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><div id=\"case-study-results\" class=\"vc_section vc_custom_1772464064344 wpex-vc-full-width-section wpex-vc-full-width-section--centered wpex-relative wpex-vc_section-has-fill wpex-vc-reset-negative-margin\"><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_empty_space\"   style=\"height: 40px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><style>.vcex-heading.vcex_6ab5691d8b9df{color:#3e3d3e;font-size:35px;font-weight:400;}@media (max-width:1024px){.vcex-heading.vcex_6ab5691d8b9df{font-size:25px;}}@media (max-width:959px){.vcex-heading.vcex_6ab5691d8b9df{font-size:25px;}}@media (max-width:767px){.vcex-heading.vcex_6ab5691d8b9df{font-size:25px;}}@media (max-width:479px){.vcex-heading.vcex_6ab5691d8b9df{font-size:25px;}}<\/style><div class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-div vcex_6ab5691d8b9df\"><span class=\"vcex-heading-inner wpex-inline-block\"><strong><span style=\"color: #e31f26\">The Recovery<\/span><\/strong> Process<\/span><\/div><div class=\"vc_empty_space\"   style=\"height: 20px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid faq-accord-sec vc_custom_1790193320616 vc_row-o-content-middle vc_row-flex wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_tta-container\" data-vc-action=\"collapseAll\"><div class=\"vc_general vc_tta vc_tta-accordion vc_tta-color-grey vc_tta-style-total vc_tta-shape-rounded vc_tta-o-shape-group vc_tta-controls-align-default vc_tta-o-all-clickable  accord-column vc_custom_1746707767615\"><div class=\"vc_tta-panels-container\"><div class=\"vc_tta-panels\"><div class=\"vc_tta-panel vc_active faq-accord-title\" id=\"1716890254482-90592e71-20fa\" data-vc-content=\".vc_tta-panel-body\"><div class=\"vc_tta-panel-heading\"><h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-right\"><a href=\"#1716890254482-90592e71-20fa\" data-vc-accordion data-vc-container=\".vc_tta-container\"><span class=\"vc_tta-title-text\">Fjerngjenoppretting vurdert og avvist<\/span><i class=\"vc_tta-controls-icon vc_tta-controls-icon-chevron\"><\/i><\/a><\/h4><\/div><div class=\"vc_tta-panel-body\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790193004599\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>En fjernevaluering bekreftet prosjektets omfang og ble brukt til \u00e5 avgj\u00f8re om gjenopprettingen kunne fullf\u00f8res eksternt eller ville kreve arbeid i laboratoriet. \u00c5 gjenopprette disse dataene betydde \u00e5 lese alle tolv stasjonene p\u00e5 sektorniv\u00e5, inkludert omr\u00e5der som filsystemet ikke lenger refererte til, og ekstern tilgang til en kj\u00f8rende NAS n\u00e5r vanligvis det logiske volumet snarere enn det underliggende fysiske mediet. Fjerngjenoppretting var ikke mulig. En ingeni\u00f8r hentet stasjonene ved San Francisco International Airport den p\u00e5f\u00f8lgende s\u00f8ndag kvelden.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_tta-panel\" id=\"1716980310195-cf5120dd-63bf\" data-vc-content=\".vc_tta-panel-body\"><div class=\"vc_tta-panel-heading\"><h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-right\"><a href=\"#1716980310195-cf5120dd-63bf\" data-vc-accordion data-vc-container=\".vc_tta-container\"><span class=\"vc_tta-title-text\">Ingen datagjenopprettingsoperasjon utf\u00f8rt p\u00e5 de originale stasjonene<\/span><i class=\"vc_tta-controls-icon vc_tta-controls-icon-chevron\"><\/i><\/a><\/h4><\/div><div class=\"vc_tta-panel-body\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790193010867\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Alle tolv stasjonene ble avbildet innen 24 timer etter ankomst, og hver p\u00e5f\u00f8lgende operasjon ble utf\u00f8rt mot disse bildene. Det opprinnelige mediet forble slik det ble mottatt gjennom hele prosessen, noe som bevarte bevistilstanden mens analysen p\u00e5gikk.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_tta-panel\" id=\"1716892470635-67dc37f4-23f5\" data-vc-content=\".vc_tta-panel-body\"><div class=\"vc_tta-panel-heading\"><h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-right\"><a href=\"#1716892470635-67dc37f4-23f5\" data-vc-accordion data-vc-container=\".vc_tta-container\"><span class=\"vc_tta-title-text\">Utpakking kj\u00f8rt parallelt<\/span><i class=\"vc_tta-controls-icon vc_tta-controls-icon-chevron\"><\/i><\/a><\/h4><\/div><div class=\"vc_tta-panel-body\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790193018704\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>\u00c5 skanne cirka 120 TB ett bilde om gangen ville ikke ha v\u00e6rt gjennomf\u00f8rbart. Ingeni\u00f8rene delte arbeidet inn i terabyte-intervaller og kj\u00f8rte ti skanninger samtidig, noe som presset gjennomstr\u00f8mningen til grensene for selve maskinvaren. Et andre sett med bilder ble deretter bygget p\u00e5 et andre system, slik at utpakkinger kunne foreg\u00e5 samtidig p\u00e5 begge maskinene.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_tta-panel\" id=\"1716892533584-1defe13c-967c\" data-vc-content=\".vc_tta-panel-body\"><div class=\"vc_tta-panel-heading\"><h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-right\"><a href=\"#1716892533584-1defe13c-967c\" data-vc-accordion data-vc-container=\".vc_tta-container\"><span class=\"vc_tta-title-text\">Filsystemets tildelingskart krevde manuell rekonstruksjon<\/span><i class=\"vc_tta-controls-icon vc_tta-controls-icon-chevron\"><\/i><\/a><\/h4><\/div><div class=\"vc_tta-panel-body\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790193024841\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Etter hvert som data ble slettet, hadde BTRFS begynt \u00e5 t\u00f8mme laget som kartlegger lagrede data til deres fysiske plasseringer. Cirka 7 TB av dette kartet var ber\u00f8rt, noe som ga ubrukelig utdata fra ellers lesbar lagring. Ingeni\u00f8rene fastslo at de ber\u00f8rte omr\u00e5dene hadde blitt sammenhengende tildelt f\u00f8r slettingen, noe som gjorde manuell rekonstruksjon mulig. \u00c5 gjenoppbygge kartet for h\u00e5nd gjenopprettet tilgangen til rundt 5 TB med backup-data som filsystemet allerede hadde frigitt.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_tta-panel\" id=\"1746706790263-0ece488a-c88d\" data-vc-content=\".vc_tta-panel-body\"><div class=\"vc_tta-panel-heading\"><h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-right\"><a href=\"#1746706790263-0ece488a-c88d\" data-vc-accordion data-vc-container=\".vc_tta-container\"><span class=\"vc_tta-title-text\">Virtuelle disker analysert p\u00e5 blokkniv\u00e5<\/span><i class=\"vc_tta-controls-icon vc_tta-controls-icon-chevron\"><\/i><\/a><\/h4><\/div><div class=\"vc_tta-panel-body\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790193030834\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>En skadet VMDK-fil er sjelden bare rett og slett lesbar eller ulesbar. Ingeni\u00f8rene skilte intakte omr\u00e5der fra de som var krypterte, skadede, delvis overskrevet eller strukturelt skadet. De tre h\u00f8yest prioriterte maskinene hadde hver fem eller seks gjenopprettingspunkter, det siste tatt kort tid f\u00f8r angrepet, totalt 35 VMDK-filer. Skaden p\u00e5virket 3\u20135 % av hver av disse filene. P\u00e5 en av de tre hadde krypteringsprogrammet ikke n\u00e5dd de virtuelle diskfilene i det hele tatt.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_tta-panel\" id=\"1746706820873-e77dbc09-0a20\" data-vc-content=\".vc_tta-panel-body\"><div class=\"vc_tta-panel-heading\"><h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-right\"><a href=\"#1746706820873-e77dbc09-0a20\" data-vc-accordion data-vc-container=\".vc_tta-container\"><span class=\"vc_tta-title-text\">\u00c5 fylle hull med produksjonsdata medf\u00f8rte risiko<\/span><i class=\"vc_tta-controls-icon vc_tta-controls-icon-chevron\"><\/i><\/a><\/h4><\/div><div class=\"vc_tta-panel-body\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790193036872\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Der backup-data alene ikke dekket et datasett, integrerte ingeni\u00f8rene de ukrypterte omr\u00e5dene av de virtuelle produksjonsdiskene. Denne tiln\u00e6rmingen var effektiv, men krevde forsiktighet. To av de tre prioriterte maskinene hadde ogs\u00e5 snapshot-filer, som ikke har et en-til-en-forhold til dataene de representerer. Strukturene som kartla snapshot-filene til dataene de representerte, befant seg innenfor de krypterte omr\u00e5dene. \u00c5 bruke de virtuelle produksjonsdiskene til \u00e5 fylle hull kunne derfor introdusere eldre data og for\u00e5rsake korrupsjon som ville v\u00e6re vanskelig \u00e5 spore i ettertid. Ingeni\u00f8rene vurderte risikoen for hvert datasett i stedet for \u00e5 sl\u00e5 sammen som standard.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_tta-panel\" id=\"1790012399261-c4054605-890c\" data-vc-content=\".vc_tta-panel-body\"><div class=\"vc_tta-panel-heading\"><h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-right\"><a href=\"#1790012399261-c4054605-890c\" data-vc-accordion data-vc-container=\".vc_tta-container\"><span class=\"vc_tta-title-text\">Levering tilpasset m\u00e5lmilj\u00f8et<\/span><i class=\"vc_tta-controls-icon vc_tta-controls-icon-chevron\"><\/i><\/a><\/h4><\/div><div class=\"vc_tta-panel-body\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790193043155\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>DriveSavers samarbeidet med hendelsesh\u00e5ndteringsfirmaet og kunden for \u00e5 p\u00e5 forh\u00e5nd fastsl\u00e5 hvilket milj\u00f8 diskene skulle importeres til. Utpakkede data p\u00e5 filniv\u00e5 ble returnert f\u00f8rst over nettverket, slik at kunden fikk tilgang til spesifikke filer mens det gjenv\u00e6rende arbeidet fortsatte. Deretter fulgte hele VMDK-filer egnet for reimport.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_section vc_custom_1772464080847 vc_section-o-content-middle vc_section-flex wpex-vc-full-width-section wpex-vc-full-width-section--centered wpex-relative wpex-vc_section-has-fill wpex-vc-reset-negative-margin\"><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><\/div><div class=\"vc_empty_space\"   style=\"height: 40px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><style>.vcex-heading.vcex_6ab5691d90ddc{color:#3e3d3e;font-size:35px;font-weight:400;}@media (max-width:1024px){.vcex-heading.vcex_6ab5691d90ddc{font-size:25px;}}@media (max-width:959px){.vcex-heading.vcex_6ab5691d90ddc{font-size:25px;}}@media (max-width:767px){.vcex-heading.vcex_6ab5691d90ddc{font-size:25px;}}@media (max-width:479px){.vcex-heading.vcex_6ab5691d90ddc{font-size:25px;}}<\/style><div class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-div vcex_6ab5691d90ddc translation-block\"><span class=\"vcex-heading-inner wpex-inline-block\"><strong><span style=\"color: #e31f26\">Resultater: 99,91 prosent<\/span><\/strong> p\u00e5 den prioriterte databaseserveren<\/span><\/div><div class=\"vc_empty_space\"   style=\"height: 10px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><div id=\"TABLE-ROW\" class=\"vc_row wpb_row vc_inner vc_row-fluid vc_custom_1790193294209 wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_raw_code wpb_raw_html wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<!-- ===================== RecoverNow Dataset\/Result Table ===================== -->\n<!-- Paste this entire block into a WPBakery \"Raw HTML\" element.            -->\n\n<div class=\"rnptds-wrap\">\n  <div class=\"rnptds-table\" id=\"rnptdsTable\">\n\n    <!-- HEADER ROW -->\n    <div class=\"rnptds-row rnptds-header-row\">\n      <div class=\"rnptds-cell rnptds-head\">Datasett<\/div>\n      <div class=\"rnptds-cell rnptds-head\">Resultat<\/div>\n    <\/div>\n\n    <div class=\"rnptds-row rnptds-shade\">\n      <div class=\"rnptds-cell rnptds-label\">VMDK-er for prioritert databaseserver, kun fra backup-repositoryet<\/div>\n      <div class=\"rnptds-cell rnptds-value\">99,4 prosent gjenopprettet<\/div>\n    <\/div>\n\n    <div class=\"rnptds-row\">\n      <div class=\"rnptds-cell rnptds-label\">De samme VMDK-ene, etter sammensl\u00e5ing av virtuelle produksjonsdiskomr\u00e5der<\/div>\n      <div class=\"rnptds-cell rnptds-value\">99,91 prosent gjenopprettet<\/div>\n    <\/div>\n\n    <div class=\"rnptds-row rnptds-shade\">\n      <div class=\"rnptds-cell rnptds-label\">10 GB databasedump-fil, levert<\/div>\n      <div class=\"rnptds-cell rnptds-value\">99,88 prosent gjenopprettet<\/div>\n    <\/div>\n\n    <div class=\"rnptds-row\">\n      <div class=\"rnptds-cell rnptds-label\">Hyper Backup-datasett, 3,12 TB fordelt p\u00e5 763 384 filer<\/div>\n      <div class=\"rnptds-cell rnptds-value\">3,03 TB intakt, 86,74 GB skadet<\/div>\n    <\/div>\n\n  <\/div>\n<\/div>\n\n<style>\n  .rnptds-wrap {\n    --rnptds-line: #7a7a7a;\n    --rnptds-red: #E31F26;\n    --rnptds-label: #6F737E;\n    width: 100%;\n    overflow-x: auto;\n    -webkit-overflow-scrolling: touch;\n    box-sizing: border-box;\n    font-family: \"DM Sans\", sans-serif;\n  }\n  .rnptds-wrap * { box-sizing: border-box; }\n\n  .rnptds-table {\n    display: table;\n    width: 100%;\n    min-width: 500px;\n    border-collapse: separate;\n    border-spacing: 0;\n    border: 1px solid var(--rnptds-line);\n    border-radius: 15px;\n    overflow: hidden;\n  }\n\n  .rnptds-row {\n    display: table-row;\n  }\n\n  .rnptds-cell {\n    display: table-cell;\n    vertical-align: middle;\n    padding: 14px 18px;\n    border-bottom: 1px solid var(--rnptds-line);\n    border-right: 1px solid var(--rnptds-line);\n    text-align: left;\n    font-size: 18px;\n    font-family: \"DM Sans\", sans-serif;\n    background: transparent;\n  }\n\n  .rnptds-cell:last-child { border-right: none; }\n  .rnptds-row:last-child .rnptds-cell { border-bottom: none; }\n\n  .rnptds-cell:first-child { width: 62%; }\n\n  .rnptds-label { color: var(--rnptds-label); font-weight: 500; }\n  .rnptds-value { color: var(--rnptds-label); font-weight: 600; }\n\n  .rnptds-head {\n    background: transparent;\n    font-size: 20px;\n    font-weight: 700;\n    color: #e31f26;\n  }\n<\/style>\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_empty_space\"   style=\"height: 20px\"><span class=\"vc_empty_space_inner\"><\/span><\/div>\n\t<div style=\"color:#6f737e;font-size:18px;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>DriveSavers gjennomf\u00f8rte oppdraget som syv separat avgrensede deloppdrag med flere ingeni\u00f8rer som jobbet parallelt, slik at systemene med h\u00f8yest prioritet kunne bearbeides og returneres foran resten av milj\u00f8et.<\/p>\n<p>DriveSavers informerte hendelsesh\u00e5ndteringsfirmaet og kunden gjennom hele prosessen om at det ikke kunne garanteres at de rekonstruerte VMDK-ene ville starte opp. Minst \u00e9n gjenopprettet virtuell maskin startet opp. De resterende ble returnert som gjenopprettede data og reparerte disker.<\/p>\n<p>Hver reparerte virtuelle disk ble ledsaget av en rapport p\u00e5 blokkniv\u00e5 som identifiserte hvilke omr\u00e5der av disken som var intakte, og hvilke som bar uopprettelig skade, med antall objekter, filer, kataloger og byte for hver. For tekniske team som gjenoppbygger et milj\u00f8, gir denne typen rapportering betydelig mer informasjon enn en betegnelse som gjenopprettet eller ikke gjenopprettet. Den lar administratorer vurdere kvaliteten til et gjenopprettet bilde og fastsl\u00e5 om ytterligere gjenoppretting p\u00e5 applikasjonsniv\u00e5, filuttrekking eller gjenoppbygging er n\u00f8dvendig.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vc_empty_space\"   style=\"height: 20px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><div style=\"border-color:#000000!important;\" class=\"vc_row wpb_row vc_inner vc_row-fluid vc_custom_1790186340921 vc_row-o-content-middle vc_row-flex wpex-relative wpex-vc_row-has-fill wpex-vc-reset-negative-margin\"><div class=\"wpb_column vc_column_container vc_col-sm-12 vc_col-xs-4\"><div class=\"vc_column-inner vc_custom_1727284399200\"><div class=\"wpb_wrapper\"><style>.vcex-icon-box.vcex_6ab5691d92bdd .vcex-icon-box-content{color:#6f737e;}.vcex-icon-box.vcex_6ab5691d92bdd .vcex-icon-box-icon{color:#ec0912;}<\/style><div class=\"vcex-module vcex-icon-box vcex-icon-box-one wpex-flex wpex-text-left vc_custom_1790186401531 vcex_6ab5691d92bdd\"><div class=\"vcex-icon-box-symbol vcex-icon-box-symbol--icon wpex-flex-shrink-0 wpex-mr-20\"><div class=\"vcex-icon-box-icon wpex-items-center wpex-justify-center wpex-child-inherit-color wpex-text-center wpex-leading-none wpex-flex wpex-text-1\"><span class=\"wpex-flex wpex-icon--w wpex-icon wpex-icon--bidi\" aria-hidden=\"true\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 448 512\"><path d=\"M0 216C0 149.7 53.7 96 120 96h8c17.7 0 32 14.3 32 32s-14.3 32-32 32h-8c-30.9 0-56 25.1-56 56v8h64c35.3 0 64 28.7 64 64v64c0 35.3-28.7 64-64 64H64c-35.3 0-64-28.7-64-64V320 288 216zm256 0c0-66.3 53.7-120 120-120h8c17.7 0 32 14.3 32 32s-14.3 32-32 32h-8c-30.9 0-56 25.1-56 56v8h64c35.3 0 64 28.7 64 64v64c0 35.3-28.7 64-64 64H320c-35.3 0-64-28.7-64-64V320 288 216z\"\/><\/svg><\/span><\/div><\/div><div class=\"vcex-icon-box-text wpex-flex-grow\"><div class=\"vcex-icon-box-content wpex-last-mb-0 wpex-clr\"><p><em>Vennligst fortell hele teamet hvor takknemlig jeg er for alles hjelp med dette prosjektet.<\/em><\/p>\n<p style=\"text-align: right\">\u2014 Informasjonsdirekt\u00f8r (CIO), kundeorganisasjonen<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div id=\"case-study-takeaways\" class=\"vc_section vc_custom_1772464095377 vc_section-o-content-middle vc_section-flex wpex-vc-full-width-section wpex-vc-full-width-section--centered wpex-relative wpex-vc_section-has-fill wpex-vc-reset-negative-margin\"><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative no-bottom-margins\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_empty_space\"   style=\"height: 40px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><style>.vcex-heading.vcex_6ab5691d93e1d{color:#3e3d3e;font-size:35px;font-weight:400;}@media (max-width:1024px){.vcex-heading.vcex_6ab5691d93e1d{font-size:25px;}}@media (max-width:959px){.vcex-heading.vcex_6ab5691d93e1d{font-size:25px;}}@media (max-width:767px){.vcex-heading.vcex_6ab5691d93e1d{font-size:25px;}}@media (max-width:479px){.vcex-heading.vcex_6ab5691d93e1d{font-size:25px;}}<\/style><div class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-div vcex_6ab5691d93e1d\"><span class=\"vcex-heading-inner wpex-inline-block\"><strong><span style=\"color: #e31f26\">Konklusjon<\/span><\/strong><\/span><\/div>\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>N\u00e5r en backup-applikasjon ikke kan fullf\u00f8re en gjenoppretting, kan de underliggende dataene fortsatt v\u00e6re til stede i lagringen. Dette repositoryet hadde blitt kryptert, t\u00f8mt og deretter overskrevet f\u00f8r det n\u00e5dde en gjenopprettingsspesialist, og rekonstruksjon p\u00e5 blokkniv\u00e5 returnerte likevel systemene virksomheten trengte mest.<\/p>\n<p>\u00c5 gjenopprette data for virtuelle maskiner under slike forhold krever spesialisert kunnskap, propriet\u00e6re verkt\u00f8y og skreddersydd utvikling tilpasset det spesifikke filsystemet det gjelder. N\u00e5r l\u00f8sepengevirus rammer produksjonssystemer og backup-infrastruktur samtidig, kan spesialisert datagjenoppretting etter l\u00f8sepengevirus tilby en teknisk vei som konvensjonell gjenoppretting ikke kan.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vc_empty_space\"   style=\"height: 20px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_custom_1776873720672 wpex-relative wpex-vc_row-has-fill no-bottom-margins wpex-vc-reset-negative-margin\" style=\"border-color:#000000!important;\"><div class=\"wpb_column vc_column_container vc_col-sm-12 wpex-vc_col-has-fill\"><div class=\"vc_column-inner vc_custom_1760029818507\"><div class=\"wpb_wrapper\">\n\t<div style=\"color:#6f737e;\" class=\"wpb_text_column has-custom-color wpex-child-inherit-color wpb_content_element vc_custom_1790194379795\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p style=\"text-align: center;\" class=\"translation-block\"><strong>St\u00e5r du overfor en lignende situasjon? <a href=\"\/nb-no\/contact\/\" target=\"_self\">Ta kontakt med DriveSavers<\/a> p\u00e5 <a href=\"tel:+18882822227\" target=\"_self\">1 (888) 282-2227<\/a>.<\/strong><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>DriveSavers gjenopprettet 99,91 % av en kritisk databaseserver etter at Akira-l\u00f8sepengevirus krypterte og slettet 11 TB med VMware-sikkerhetskopier p\u00e5 en Synology-NAS.<\/p>","protected":false},"author":53,"featured_media":86585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"inline_featured_image":false,"footnotes":""},"categories":[10559],"tags":[11458],"post_series":[],"class_list":["post-86549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-case-studies","tag-crypto","entry","has-media"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>VMDK Data Recovery After an Akira Ransomware Attack<\/title>\n<meta name=\"description\" content=\"DriveSavers recovered 99.91% of a critical database server after Akira ransomware encrypted and deleted 11TB of VMware backups on a Synology NAS.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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