Analysis
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max time kernel
70s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220414-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:\Program Files\7-Zip\Restore-My-Files.txt
lockbit
http://lockbitks2tvnmwk.onion/?92727EE520AEBC7DB8E773E254FA48E7
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 2016 bcdedit.exe 1328 bcdedit.exe -
Processes:
wbadmin.exepid process 1660 wbadmin.exe -
Modifies extensions of user files 14 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
vbc.exedescription ioc process File renamed C:\Users\Admin\Pictures\ConvertFind.tif => C:\Users\Admin\Pictures\ConvertFind.tif.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\UnprotectPop.raw => C:\Users\Admin\Pictures\UnprotectPop.raw.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\StepProtect.raw => C:\Users\Admin\Pictures\StepProtect.raw.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\BackupConvertFrom.tif => C:\Users\Admin\Pictures\BackupConvertFrom.tif.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\CompressHide.png => C:\Users\Admin\Pictures\CompressHide.png.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\OutCheckpoint.crw => C:\Users\Admin\Pictures\OutCheckpoint.crw.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\SearchNew.png => C:\Users\Admin\Pictures\SearchNew.png.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\UpdateBlock.png => C:\Users\Admin\Pictures\UpdateBlock.png.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\DismountPublish.tif => C:\Users\Admin\Pictures\DismountPublish.tif.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\PublishRead.png => C:\Users\Admin\Pictures\PublishRead.png.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\ResumeUnpublish.tiff => C:\Users\Admin\Pictures\ResumeUnpublish.tiff.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\EnableComplete.crw => C:\Users\Admin\Pictures\EnableComplete.crw.lockbit vbc.exe File renamed C:\Users\Admin\Pictures\MeasureSelect.tif => C:\Users\Admin\Pictures\MeasureSelect.tif.lockbit vbc.exe File opened for modification C:\Users\Admin\Pictures\ResumeUnpublish.tiff 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-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run vbc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5BC.tmp.bmp" vbc.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
Processes:
vbc.exepid process 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe 1528 vbc.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exedescription pid process target process PID 376 set thread context of 1528 376 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\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-core-io-ui.xml_hidden vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\cronometer_h.png vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\it-IT\css\cpu.css vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\fr-FR\RSSFeeds.html vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\IDE\VSTA\ItemTemplates\CSharp\1033\DataSet.zip vbc.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\it-IT\js\calendar.js vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Enderbury vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0188519.WMF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ApothecaryNewsletter.dotx vbc.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\nav_rightarrow.png vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\DD00407_.WMF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0151067.WMF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\BULLETS\BD21339_.GIF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ACCWIZ\UTILITY.ACCDA vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Jujuy vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\RECYCLE.WMF vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\es-ES\js\settings.js vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\BD07831_.WMF vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.forms_3.6.100.v20140422-1825.jar vbc.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Asia\Bishkek vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\POWERPNT.DEV_F_COL.HXK vbc.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\circle_glass_Thumbnail.bmp vbc.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Europe\Dublin vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\ZPDIR40F.GIF vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.jdp.zh_CN_5.5.0.165303.jar vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core-output2.xml vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0241019.WMF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Effects\Trek.eftx vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\CAGCAT10\J0234657.WMF vbc.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\STS2\Restore-My-Files.txt vbc.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.rcp_4.4.0.v20141007-2301\Restore-My-Files.txt vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\images\item_hover_floating.png vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\plugin.xml vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\en-US\currency.html vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0185774.WMF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\NA02424_.WMF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Horizon.xml vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Bibliography\Style\GB.XSL vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\AlertImage_FileHighMask.bmp vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\FOLDPROJ.DPV vbc.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt vbc.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\en-US\currency.html vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-options-api_zh_CN.jar vbc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\intf\luac.luac vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_double_bkg.png vbc.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\reflow.api vbc.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\en-US\js\init.js vbc.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationUp_ButtonGraphic.png vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\button_left_disable.gif vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\utilityfunctions.js vbc.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-new_partly-cloudy.png vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\core_zh_CN.jar vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FormsHomePageScript.js vbc.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\14.png vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\calendars.properties vbc.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Europe\Andorra vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0198021.WMF vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.historicaldata_5.5.0.165303.jar vbc.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\btn_close_up.png vbc.exe File opened for modification C:\Program Files\7-Zip\Lang\hu.txt vbc.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.httpcomponents.httpclient_4.2.6.v201311072007.jar vbc.exe File opened for modification C:\Program Files\Java\jre7\lib\javaws.jar vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\AG00057_.GIF vbc.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\PDIR36F.GIF 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 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2980 1528 WerFault.exe vbc.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 1780 vssadmin.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
vbc.exepid process 1528 vbc.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
vbc.exevssvc.exeWMIC.exewbengine.exedescription pid process Token: SeTakeOwnershipPrivilege 1528 vbc.exe Token: SeDebugPrivilege 1528 vbc.exe Token: SeBackupPrivilege 1876 vssvc.exe Token: SeRestorePrivilege 1876 vssvc.exe Token: SeAuditPrivilege 1876 vssvc.exe Token: SeIncreaseQuotaPrivilege 1548 WMIC.exe Token: SeSecurityPrivilege 1548 WMIC.exe Token: SeTakeOwnershipPrivilege 1548 WMIC.exe Token: SeLoadDriverPrivilege 1548 WMIC.exe Token: SeSystemProfilePrivilege 1548 WMIC.exe Token: SeSystemtimePrivilege 1548 WMIC.exe Token: SeProfSingleProcessPrivilege 1548 WMIC.exe Token: SeIncBasePriorityPrivilege 1548 WMIC.exe Token: SeCreatePagefilePrivilege 1548 WMIC.exe Token: SeBackupPrivilege 1548 WMIC.exe Token: SeRestorePrivilege 1548 WMIC.exe Token: SeShutdownPrivilege 1548 WMIC.exe Token: SeDebugPrivilege 1548 WMIC.exe Token: SeSystemEnvironmentPrivilege 1548 WMIC.exe Token: SeRemoteShutdownPrivilege 1548 WMIC.exe Token: SeUndockPrivilege 1548 WMIC.exe Token: SeManageVolumePrivilege 1548 WMIC.exe Token: 33 1548 WMIC.exe Token: 34 1548 WMIC.exe Token: 35 1548 WMIC.exe Token: SeIncreaseQuotaPrivilege 1548 WMIC.exe Token: SeSecurityPrivilege 1548 WMIC.exe Token: SeTakeOwnershipPrivilege 1548 WMIC.exe Token: SeLoadDriverPrivilege 1548 WMIC.exe Token: SeSystemProfilePrivilege 1548 WMIC.exe Token: SeSystemtimePrivilege 1548 WMIC.exe Token: SeProfSingleProcessPrivilege 1548 WMIC.exe Token: SeIncBasePriorityPrivilege 1548 WMIC.exe Token: SeCreatePagefilePrivilege 1548 WMIC.exe Token: SeBackupPrivilege 1548 WMIC.exe Token: SeRestorePrivilege 1548 WMIC.exe Token: SeShutdownPrivilege 1548 WMIC.exe Token: SeDebugPrivilege 1548 WMIC.exe Token: SeSystemEnvironmentPrivilege 1548 WMIC.exe Token: SeRemoteShutdownPrivilege 1548 WMIC.exe Token: SeUndockPrivilege 1548 WMIC.exe Token: SeManageVolumePrivilege 1548 WMIC.exe Token: 33 1548 WMIC.exe Token: 34 1548 WMIC.exe Token: 35 1548 WMIC.exe Token: SeBackupPrivilege 1760 wbengine.exe Token: SeRestorePrivilege 1760 wbengine.exe Token: SeSecurityPrivilege 1760 wbengine.exe -
Suspicious use of WriteProcessMemory 44 IoCs
Processes:
ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exevbc.execmd.execmd.exedescription pid process target process PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 376 wrote to memory of 1528 376 ca57455fd148754bf443a2c8b06dc2a295f014b071e3990dd99916250d21bc75.exe vbc.exe PID 1528 wrote to memory of 1236 1528 vbc.exe cmd.exe PID 1528 wrote to memory of 1236 1528 vbc.exe cmd.exe PID 1528 wrote to memory of 1236 1528 vbc.exe cmd.exe PID 1528 wrote to memory of 1236 1528 vbc.exe cmd.exe PID 1236 wrote to memory of 1780 1236 cmd.exe vssadmin.exe PID 1236 wrote to memory of 1780 1236 cmd.exe vssadmin.exe PID 1236 wrote to memory of 1780 1236 cmd.exe vssadmin.exe PID 1236 wrote to memory of 1548 1236 cmd.exe WMIC.exe PID 1236 wrote to memory of 1548 1236 cmd.exe WMIC.exe PID 1236 wrote to memory of 1548 1236 cmd.exe WMIC.exe PID 1236 wrote to memory of 2016 1236 cmd.exe bcdedit.exe PID 1236 wrote to memory of 2016 1236 cmd.exe bcdedit.exe PID 1236 wrote to memory of 2016 1236 cmd.exe bcdedit.exe PID 1236 wrote to memory of 1328 1236 cmd.exe bcdedit.exe PID 1236 wrote to memory of 1328 1236 cmd.exe bcdedit.exe PID 1236 wrote to memory of 1328 1236 cmd.exe bcdedit.exe PID 1236 wrote to memory of 1660 1236 cmd.exe wbadmin.exe PID 1236 wrote to memory of 1660 1236 cmd.exe wbadmin.exe PID 1236 wrote to memory of 1660 1236 cmd.exe wbadmin.exe PID 1528 wrote to memory of 2956 1528 vbc.exe cmd.exe PID 1528 wrote to memory of 2956 1528 vbc.exe cmd.exe PID 1528 wrote to memory of 2956 1528 vbc.exe cmd.exe PID 1528 wrote to memory of 2956 1528 vbc.exe cmd.exe PID 1528 wrote to memory of 2980 1528 vbc.exe WerFault.exe PID 1528 wrote to memory of 2980 1528 vbc.exe WerFault.exe PID 1528 wrote to memory of 2980 1528 vbc.exe WerFault.exe PID 1528 wrote to memory of 2980 1528 vbc.exe WerFault.exe PID 2956 wrote to memory of 3004 2956 cmd.exe PING.EXE PID 2956 wrote to memory of 3004 2956 cmd.exe PING.EXE PID 2956 wrote to memory of 3004 2956 cmd.exe PING.EXE PID 2956 wrote to memory of 3004 2956 cmd.exe PING.EXE PID 2956 wrote to memory of 3052 2956 cmd.exe fsutil.exe PID 2956 wrote to memory of 3052 2956 cmd.exe fsutil.exe PID 2956 wrote to memory of 3052 2956 cmd.exe fsutil.exe PID 2956 wrote to memory of 3052 2956 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\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 8163⤵
- Program crash
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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⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/376-54-0x00000000764C1000-0x00000000764C3000-memory.dmpFilesize
8KB
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memory/376-59-0x0000000074860000-0x0000000074E0B000-memory.dmpFilesize
5.7MB
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memory/1236-62-0x0000000000000000-mapping.dmp
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memory/1328-66-0x0000000000000000-mapping.dmp
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memory/1528-55-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/1528-56-0x000000000041B160-mapping.dmp
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memory/1528-60-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/1528-61-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/1548-64-0x0000000000000000-mapping.dmp
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memory/1660-67-0x0000000000000000-mapping.dmp
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memory/1660-68-0x000007FEFBD41000-0x000007FEFBD43000-memory.dmpFilesize
8KB
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memory/1780-63-0x0000000000000000-mapping.dmp
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memory/2016-65-0x0000000000000000-mapping.dmp
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memory/2956-69-0x0000000000000000-mapping.dmp
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memory/2980-70-0x0000000000000000-mapping.dmp
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memory/3004-71-0x0000000000000000-mapping.dmp
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memory/3052-72-0x0000000000000000-mapping.dmp