Analysis
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max time kernel
61s -
max time network
83s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2022 20:01
Behavioral task
behavioral1
Sample
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe
Resource
win10v2004-20220721-en
General
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Target
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe
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Size
164KB
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MD5
b7ff979e38663fd3621d85148c873dc5
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SHA1
083e59f44c55bacea6f8aa89a25e822e3939ff36
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SHA256
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde
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SHA512
9e16ad1a14f7a5fbe6532a8ad832c5258590b344747f923e3466fd811f801e27a9a4656683a986201891c2cccd8d8db2170115a0e2f77188e1f797839084a8c9
Malware Config
Extracted
C:\85lzm0-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/FDE6305F4ED99779
http://decryptor.top/FDE6305F4ED99779
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Modifies extensions of user files 7 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exedescription ioc process File renamed C:\Users\Admin\Pictures\SaveRevoke.raw => \??\c:\users\admin\pictures\SaveRevoke.raw.85lzm0 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File renamed C:\Users\Admin\Pictures\UnprotectConnect.png => \??\c:\users\admin\pictures\UnprotectConnect.png.85lzm0 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File renamed C:\Users\Admin\Pictures\UnprotectRemove.tiff => \??\c:\users\admin\pictures\UnprotectRemove.tiff.85lzm0 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\users\admin\pictures\PingResolve.tiff 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\users\admin\pictures\UnprotectRemove.tiff 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File renamed C:\Users\Admin\Pictures\PingResolve.tiff => \??\c:\users\admin\pictures\PingResolve.tiff.85lzm0 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File renamed C:\Users\Admin\Pictures\RemoveUnprotect.tif => \??\c:\users\admin\pictures\RemoveUnprotect.tif.85lzm0 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exedescription ioc process File opened (read-only) \??\F: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\H: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\K: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\L: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\N: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\Q: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\S: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\O: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\T: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\U: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\V: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\A: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\G: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\I: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\R: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\W: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\Y: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\B: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\E: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\J: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\M: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\P: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\X: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\Z: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened (read-only) \??\D: 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9g39c789356jm.bmp" 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe -
Drops file in Program Files directory 17 IoCs
Processes:
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exedescription ioc process File created \??\c:\program files\85lzm0-readme.txt 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\CheckpointImport.kix 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\ExportReset.mhtml 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\GrantExit.vb 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\SelectSend.pot 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\ImportExit.mpg 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\InitializeUnlock.temp 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\ResizeFind.asf 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\StepPing.wma 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\ConnectUnpublish.mov 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\RequestAdd.dotm 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\ResumeInstall.zip 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\SubmitSwitch.docx 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\UseSwitch.pcx 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File created \??\c:\program files (x86)\85lzm0-readme.txt 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\MergeAssert.zip 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe File opened for modification \??\c:\program files\WriteRemove.wax 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exepowershell.exepid process 4328 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe 4328 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe 4976 powershell.exe 4976 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 4976 powershell.exe Token: SeBackupPrivilege 2580 vssvc.exe Token: SeRestorePrivilege 2580 vssvc.exe Token: SeAuditPrivilege 2580 vssvc.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exedescription pid process target process PID 4328 wrote to memory of 4976 4328 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe powershell.exe PID 4328 wrote to memory of 4976 4328 9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe"C:\Users\Admin\AppData\Local\Temp\9fde430060112b2ebe83536cfd9de49d0cda04be1e7d83d848fbf68b30855fde.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4976
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:4032
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2580