Analysis
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max time kernel
153s -
max time network
155s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
24-01-2022 00:38
Static task
static1
Behavioral task
behavioral1
Sample
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe
Resource
win10-en-20211208
General
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Target
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe
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Size
209KB
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MD5
6e1caa7267bada0ee56d9b98620ccd76
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SHA1
9d27ef481f525097cc9a71fd3faef8374ed04572
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SHA256
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1
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SHA512
63a21c9384cb83a9b40d393fb4c5be6de68e74d765141f2b1e2e15ac8093e9091637f07cac30ab454f349cd8816fd50d81b80d98565f6e2f39a067a98534e710
Malware Config
Extracted
C:\0gf94-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/E0DAF5C61BC7ED31
http://decryptor.top/E0DAF5C61BC7ED31
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 12 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exedescription ioc process File renamed C:\Users\Admin\Pictures\MoveResume.tif => \??\c:\users\admin\pictures\MoveResume.tif.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\PopInitialize.crw => \??\c:\users\admin\pictures\PopInitialize.crw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\ConvertConnect.png => \??\c:\users\admin\pictures\ConvertConnect.png.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\ConvertToSwitch.crw => \??\c:\users\admin\pictures\ConvertToSwitch.crw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\DisconnectRepair.raw => \??\c:\users\admin\pictures\DisconnectRepair.raw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\pictures\ExportTest.tiff fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\ExportTest.tiff => \??\c:\users\admin\pictures\ExportTest.tiff.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\AddExport.crw => \??\c:\users\admin\pictures\AddExport.crw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\BlockStep.crw => \??\c:\users\admin\pictures\BlockStep.crw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\InstallUnblock.raw => \??\c:\users\admin\pictures\InstallUnblock.raw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\PopGrant.raw => \??\c:\users\admin\pictures\PopGrant.raw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File renamed C:\Users\Admin\Pictures\UndoConfirm.raw => \??\c:\users\admin\pictures\UndoConfirm.raw.0gf94 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe -
Drops desktop.ini file(s) 26 IoCs
Processes:
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exedescription ioc process File opened for modification \??\c:\users\public\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\documents\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\onedrive\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\saved games\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\accountpictures\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\music\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\links\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\music\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\desktop\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\pictures\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\pictures\saved pictures\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\desktop\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\downloads\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\pictures\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\documents\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\downloads\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\videos\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\favorites\links\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files (x86)\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\contacts\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\favorites\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\searches\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\videos\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\public\libraries\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\users\admin\pictures\camera roll\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exedescription ioc process File opened (read-only) \??\A: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\O: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\Q: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\R: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\S: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\W: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\J: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\P: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\F: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\G: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\L: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\M: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\N: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\U: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\V: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\X: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\B: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\E: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\H: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\I: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\K: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\T: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\Y: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\Z: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened (read-only) \??\D: fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\105b02fll.bmp" fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe -
Drops file in Program Files directory 33 IoCs
Processes:
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exedescription ioc process File opened for modification \??\c:\program files\CopySwitch.3gp2 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\NewBlock.xsl fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\PopStep.gif fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\SendLimit.wmv fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File created \??\c:\program files (x86)\0gf94-readme.txt fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\BlockNew.xps fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\GetDeny.vstm fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\PushShow.mp2v fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\RestartSet.csv fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\SelectRestore.jpg fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\UpdateConfirm.tiff fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\ApproveDebug.potx fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\ConnectInvoke.docx fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\GetHide.js fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\RequestAssert.vdw fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\SaveUninstall.mpeg fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\SubmitStep.iso fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\WriteOut.M2V fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File created \??\c:\program files\0gf94-readme.txt fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\AssertInitialize.dib fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\DismountRevoke.mpeg3 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\MountReceive.search-ms fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\RevokeTest.TS fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\DismountWrite.otf fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\OutWatch.xlsm fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\ReadShow.jpg fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files (x86)\desktop.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\ResizeExit.ini fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\SelectPush.docm fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\TestSend.csv fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\MeasureSelect.ADT fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe File opened for modification \??\c:\program files\UninstallRepair.mid fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 3952 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exepid process 2180 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe 2180 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 2088 vssvc.exe Token: SeRestorePrivilege 2088 vssvc.exe Token: SeAuditPrivilege 2088 vssvc.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.execmd.exedescription pid process target process PID 2180 wrote to memory of 60 2180 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe cmd.exe PID 2180 wrote to memory of 60 2180 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe cmd.exe PID 2180 wrote to memory of 60 2180 fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe cmd.exe PID 60 wrote to memory of 3952 60 cmd.exe vssadmin.exe PID 60 wrote to memory of 3952 60 cmd.exe vssadmin.exe PID 60 wrote to memory of 3952 60 cmd.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe"C:\Users\Admin\AppData\Local\Temp\fe8f43f059dd4e5bbcc6c8a83cf818afa158b430ed42e23ec3d8610d98494ad1.exe"1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet3⤵
- Interacts with shadow copies
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken