Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23/03/2025, 03:35
Behavioral task
behavioral1
Sample
2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe
Resource
win10v2004-20250314-en
General
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Target
2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe
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Size
164KB
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MD5
561ab11981e5132b6b1a724762ccf77c
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SHA1
320a039b66f1192e4f654fb213afd7c75852a35b
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SHA256
1e962caa271bccb44def63a5b037dd867bc87dcad038e5279b8e64a248fda23c
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SHA512
8e3e0697bf3e74830c8a283247850097c21e998ccc32ca73471a9d97523fc3e7ceeed40d9417a31b6a46c9bb6ad75b9ed3d738580d5037b039f2dd2235eb70ac
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SSDEEP
3072:70XoUeZ/DVS8L7flcMTeYWik3LvFflPE51TkT:7eoUeZRlcYxWVTFf1E3+
Malware Config
Extracted
C:\Users\evg59fhx-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/7096D9F858FD7E3A
http://decryptor.top/7096D9F858FD7E3A
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Sodinokibi family
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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) \??\G: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\H: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\I: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\M: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\E: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\L: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\N: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\P: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\S: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\T: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\B: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\J: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\O: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\Q: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\U: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\V: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\W: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\X: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\K: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\R: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\Y: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\Z: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\D: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\F: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened (read-only) \??\A: 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85rz1f.bmp" 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe -
Drops file in Program Files directory 36 IoCs
description ioc Process File opened for modification \??\c:\program files\GetSubmit.aiff 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\GrantWrite.wps 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\InvokeLock.m4a 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\PushMount.xlsm 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\SelectDeny.TTS 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\SplitGet.mid 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File created \??\c:\program files (x86)\evg59fhx-readme.txt 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\OutExpand.xhtml 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\RegisterHide.avi 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\ResolveBlock.nfo 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\UninstallLimit.mpeg 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\evg59fhx-readme.txt 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\HideUninstall.rle 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\CompressApprove.wdp 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\DisablePing.vst 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\ExitRequest.doc 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\LimitReceive.xlsx 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\LockSync.mp2 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\RemoveOpen.docx 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\TraceSwitch.pot 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\evg59fhx-readme.txt 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\RepairSend.bmp 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\RequestMount.zip 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\OutProtect.DVR-MS 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\RegisterSearch.vssx 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\SubmitImport.mpg 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\CloseCopy.pot 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\CompareHide.doc 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\EnterExpand.mid 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\PublishConvert.potm 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\desktop\evg59fhx-readme.txt 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File created \??\c:\program files\evg59fhx-readme.txt 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\ConfirmUse.reg 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\ExportPop.ogg 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\ClearProtect.docx 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe File opened for modification \??\c:\program files\ConvertSave.pot 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe -
Modifies data under HKEY_USERS 2 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = f080ab9da49bdb01 powershell.exe -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2452 powershell.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2452 powershell.exe Token: SeBackupPrivilege 2716 vssvc.exe Token: SeRestorePrivilege 2716 vssvc.exe Token: SeAuditPrivilege 2716 vssvc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2452 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 30 PID 2112 wrote to memory of 2452 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 30 PID 2112 wrote to memory of 2452 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 30 PID 2112 wrote to memory of 2452 2112 2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe 30 -
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\2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe"C:\Users\Admin\AppData\Local\Temp\2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe"1⤵
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2452
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2124
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2716
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6KB
MD5ada815c04d07a4aa631c300baa73d846
SHA15cf202210482279cbe127a9bfee77faf10a0ee13
SHA25669af15e10abdc4f679768d4a4adbbbe5e1a8597b820aea7e51440ab4f2189d25
SHA512ebe6c58780f65604dfa9240f4ea08373b723eebdf07b97fccb2d7b1f8aae13478da6c1bf2b3ed9c7aac70bfb0681b257d1fa54b58f708175366c955e163cf0bb