573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d

General
Target

573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exe

Filesize

91KB

Completed

10-11-2020 15:29

Score
10/10
MD5

457a4ba6896e15e132cc084cb6cd7a80

SHA1

e79fc10dcf685be830578d09cb8ea2894b1d280d

SHA256

573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d

Malware Config

Extracted

Path C:\odt\8512B-Readme.txt
Family netwalker
Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .8512b -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_8512b: i/4ev9P8VUQi+d5VrmK+kaw2VSnazs6yELdKkEyGyKIqLZ6eQM h/XD2H5GFFdpBSU84/92j/SNsCg0XBw4qVtzHjIYXYOHwLkpyd X/Xq1P72gbiJeA5QB/nh7SE7cGeF5JWi6CahDvWfTPqHEX0Xfq pMuTtzYD0oT1jZyZh/TUHmMQla8q62o/4HCEHh4X0aN8eiU+Ts RSFJHvdqk2pqGtn2loB9IdtLOqZtDUf5+xOmlgFfDS4tODTQOR +HG3cKNfPki9T/e80DojnqXw9ULEqhUsE=}
Emails

sevenoneone@cock.li

kavariusing@tutanota.com

Extracted

Path C:\Users\Admin\Searches\8512B-Readme.txt
Family netwalker
Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .8512b -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_8512b: i/4ev9P8VUQi+d5VrmK+kaw2VSnazs6yELdKkEyGyKIqLZ6eQM h/XD2H5GFFdpBSU84/92j/SNsCg0XBw4qVtzHjIYXYOHwLkpyd X/Xq1P72gbiJeA5QB/nh7SE7cGeF5JWi6CahDvWfTPqHEX0Xfq pMuTtzYD0oT1jZyZh/TUHmMQla8q62o/4HCEHh4X0aN8eiU+Ts RSFJHvdqk2pqGtn2loB9IdtLOqZtDUf5+xOmlgFfDS4tODTQOR +HG3cKNfPki9T/e80DojnqXw9ULEqhUsE=}Hi! Your files are encrypted. All encrypted files for this computer has extension: .8512b -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_8512b: i/4ev9P8VUQi+d5VrmK+kaw2VSnazs6yELdKkEyGyKIqLZ6eQM h/XD2H5GFFdpBSU84/92j/SNsCg0XBw4qVtzHjIYXYOHwLkpyd X/Xq1P72gbiJeA5QB/nh7SE7cGeF5JWi6CahDvWfTPqHEX0Xfq pMuTtzYD0oT1jZyZh/TUHmMQla8q62o/4HCEHh4X0aN8eiU+Ts RSFJHvdqk2pqGtn2loB9IdtLOqZtDUf5+xOmlgFfDS4tODTQOR +HG3cKNfPki9T/e80DojnqXw9ULEqhUsE=}
Emails

sevenoneone@cock.li

kavariusing@tutanota.com

Signatures 15

Filter: none

Collection
Credential Access
Defense Evasion
Impact
Persistence
  • Detected Netwalker Ransomware

    Description

    Detected unpacked Netwalker executable.

    Reported IOCs

    resourceyara_rule
    behavioral2/memory/2484-1-0x0000000000140000-0x000000000015B000-memory.dmpnetwalker_ransomware
    behavioral2/memory/2144-3-0x0000000001330000-0x000000000134B000-memory.dmpnetwalker_ransomware
  • Netwalker Ransomware

    Description

    Ransomware family with multiple versions. Also known as MailTo.

  • Deletes shadow copies

    Description

    Ransomware often targets backup files to inhibit system recovery.

    Tags

    TTPs

    File DeletionInhibit System Recovery
  • Modifies extensions of user files
    explorer.exe

    Description

    Ransomware generally changes the extension on encrypted files.

    Tags

    Reported IOCs

    descriptioniocprocess
    File opened for modificationC:\Users\Admin\Pictures\UpdateLimit.tiffexplorer.exe
    File opened for modificationC:\Users\Admin\Pictures\EnterUnprotect.tiffexplorer.exe
    File opened for modificationC:\Users\Admin\Pictures\CheckpointExpand.tiffexplorer.exe
    File opened for modificationC:\Users\Admin\Pictures\AssertImport.tiffexplorer.exe
  • Deletes itself
    explorer.exe

    Reported IOCs

    pidprocess
    2144explorer.exe
  • Reads user/profile data of web browsers

    Description

    Infostealers often target stored browser data, which can include saved credentials etc.

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Adds Run key to start application
    explorer.exe

    TTPs

    Registry Run Keys / Startup FolderModify Registry

    Reported IOCs

    descriptioniocprocess
    Set value (str)\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8512bd54 = "C:\\Program Files (x86)\\8512bd54\\8512bd54.exe"explorer.exe
  • Modifies service
    vssvc.exe

    TTPs

    Modify RegistryModify Existing Service

    Reported IOCs

    descriptioniocprocess
    Key created\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writervssvc.exe
    Key created\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writervssvc.exe
    Key created\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writervssvc.exe
    Key created\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\SwProvider_{b5946137-7b9f-4925-af80-51abd60b20d5}vssvc.exe
    Key created\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\COM+ REGDB Writervssvc.exe
  • Suspicious use of SetThreadContext
    573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 2484 set thread context of 21442484573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exeexplorer.exe
  • Drops file in Program Files directory
    explorer.exe

    Reported IOCs

    descriptioniocprocess
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_1.4.101.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxSignature.p7xexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\6100_32x32x32.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\ExchangeLargeTile.scale-400.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\OutlookMailBadge.scale-125.pngexplorer.exe
    File opened for modificationC:\Program Files\Java\jdk1.8.0_66\jre\lib\management\jmxremote.password.templateexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\js\nls\ui-strings.jsexplorer.exe
    File opened for modificationC:\Program Files\VideoLAN\VLC\locale\be\LC_MESSAGES\vlc.moexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Awards\tripeaks\Expedition_Leader_Unearned_small.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\LinkedInboxLargeTile.scale-150.pngexplorer.exe
    File opened for modificationC:\Program Files\Microsoft Office\root\vfs\Fonts\private\MSUIGHUR.TTFexplorer.exe
    File opened for modificationC:\Program Files\7-Zip\Lang\pt-br.txtexplorer.exe
    File createdC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\walk-through\js\nls\ja-jp\8512B-Readme.txtexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_17.8010.5926.0_x64__8wekyb3d8bbwe\images\OfficeHubLogo_150x150.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\3416_24x24x32.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1612.10312.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-96.pngexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\hr-hr\ui-strings.jsexplorer.exe
    File opened for modificationC:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Info.plistexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1612.10312.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-20_altform-unplated.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\ch_16x11.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Place\contrast-black\MedTile.scale-100.pngexplorer.exe
    File opened for modificationC:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\Cartridges\sqlpdw.xslexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-black_targetsize-40.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\office.odfexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\nl-nl\ui-strings.jsexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\4642_40x40x32.pngexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files-select\css\main.cssexplorer.exe
    File createdC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\js\nls\eu-es\8512B-Readme.txtexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\images\themeless\Appstore\Download_on_the_App_Store_Badge_tr_135x40.svgexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Aquarium\aquarium_12h.pngexplorer.exe
    File createdC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\home\js\nls\es-es\8512B-Readme.txtexplorer.exe
    File opened for modificationC:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\en\DatabaseCompare.HxSexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Classic\classic_1h.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\HxMailWideTile.scale-400.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Logos\Square150x150\PaintMedTile.scale-150.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.OneConnect_2.1701.277.0_x64__8wekyb3d8bbwe\Assets\contrast-black\OneConnectAppList.targetsize-256.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\bg_60x42.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Lumia.ViewerPlugin\Assets\IconOpenInRefocus.contrast-white_scale-200.pngexplorer.exe
    File opened for modificationC:\Program Files\VideoLAN\VLC\locale\et\LC_MESSAGES\vlc.moexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsAlarms_10.1702.333.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxSignature.p7xexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\HowToPlay\StarClub\Help_2_2.pngexplorer.exe
    File createdC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\fi-fi\8512B-Readme.txtexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\es-es\ui-strings.jsexplorer.exe
    File createdC:\Program Files (x86)\Common Files\Adobe\HelpCfg\en_US\8512B-Readme.txtexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.BingWeather_4.18.56.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherImages\210x173\32.jpgexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\OneNoteWideTile.scale-150.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\ExchangeWideTile.scale-100.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\LinkedInboxWideTile.scale-200.pngexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\images\rhp_world_icon_hover_2x.pngexplorer.exe
    File opened for modificationC:\Program Files\VideoLAN\VLC\lua\modules\simplexml.luacexplorer.exe
    File opened for modificationC:\Program Files\Google\Chrome\Application\86.0.4240.111\Locales\hu.pakexplorer.exe
    File opened for modificationC:\Program Files\Microsoft Office\root\rsod\office.x-none.msi.16.x-none.boot.tree.datexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.XboxApp_25.25.13009.0_x64__8wekyb3d8bbwe\Generic.xbfexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Place\RTL\MedTile.scale-100.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\MainPageState2\awards_bp_920.jpgexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\large\coffee.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\CalculatorStoreLogo.contrast-black_scale-100.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxBlockMap.xmlexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.ZuneVideo_10.16112.11601.0_neutral_resources.scale-125_8wekyb3d8bbwe\Assets\contrast-white\Logo.scale-125_contrast-white.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\5313_20x20x32.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Car\RTL\contrast-black\SmallTile.scale-200.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Assets\PhotosAppList.targetsize-32.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-36.pngexplorer.exe
    File opened for modificationC:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\nu_60x42.pngexplorer.exe
    File opened for modificationC:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\js\nls\root\ui-strings.jsexplorer.exe
  • Interacts with shadow copies
    vssadmin.exevssadmin.exe

    Description

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    Tags

    TTPs

    File DeletionInhibit System Recovery

    Reported IOCs

    pidprocess
    2260vssadmin.exe
    2972vssadmin.exe
  • Suspicious behavior: EnumeratesProcesses
    explorer.exeexplorer.exe

    Reported IOCs

    pidprocess
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2144explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
    2856explorer.exe
  • Suspicious behavior: MapViewOfSection
    573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exeexplorer.exe

    Reported IOCs

    pidprocess
    2484573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exe
    2144explorer.exe
  • Suspicious use of AdjustPrivilegeToken
    explorer.exeexplorer.exevssvc.exe

    Reported IOCs

    descriptionpidprocess
    Token: SeDebugPrivilege2144explorer.exe
    Token: SeDebugPrivilege2856explorer.exe
    Token: SeBackupPrivilege3796vssvc.exe
    Token: SeRestorePrivilege3796vssvc.exe
    Token: SeAuditPrivilege3796vssvc.exe
  • Suspicious use of WriteProcessMemory
    573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exeexplorer.exeexplorer.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 2484 wrote to memory of 21442484573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exeexplorer.exe
    PID 2484 wrote to memory of 21442484573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exeexplorer.exe
    PID 2484 wrote to memory of 21442484573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exeexplorer.exe
    PID 2144 wrote to memory of 22602144explorer.exevssadmin.exe
    PID 2144 wrote to memory of 22602144explorer.exevssadmin.exe
    PID 2144 wrote to memory of 28562144explorer.exeexplorer.exe
    PID 2144 wrote to memory of 28562144explorer.exeexplorer.exe
    PID 2144 wrote to memory of 28562144explorer.exeexplorer.exe
    PID 2856 wrote to memory of 29722856explorer.exevssadmin.exe
    PID 2856 wrote to memory of 29722856explorer.exevssadmin.exe
Processes 6
  • C:\Users\Admin\AppData\Local\Temp\573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exe
    "C:\Users\Admin\AppData\Local\Temp\573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d.exe"
    Suspicious use of SetThreadContext
    Suspicious behavior: MapViewOfSection
    Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\system32\explorer.exe"
      Modifies extensions of user files
      Deletes itself
      Adds Run key to start application
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2144
      • C:\Windows\system32\vssadmin.exe
        C:\Windows\system32\vssadmin.exe delete shadows /all /quiet
        Interacts with shadow copies
        PID:2260
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\system32\explorer.exe"
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        PID:2856
        • C:\Windows\system32\vssadmin.exe
          C:\Windows\system32\vssadmin.exe delete shadows /all /quiet
          Interacts with shadow copies
          PID:2972
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    Modifies service
    Suspicious use of AdjustPrivilegeToken
    PID:3796
Network
MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Discovery
      Execution
        Exfiltration
          Initial Access
            Lateral Movement
              Privilege Escalation
                Replay Monitor
                00:00 00:00
                Downloads
                • memory/2144-0-0x0000000000000000-mapping.dmp

                • memory/2144-3-0x0000000001330000-0x000000000134B000-memory.dmp

                • memory/2260-2-0x0000000000000000-mapping.dmp

                • memory/2484-1-0x0000000000140000-0x000000000015B000-memory.dmp

                • memory/2856-4-0x0000000000000000-mapping.dmp

                • memory/2972-5-0x0000000000000000-mapping.dmp