Analysis Overview
SHA256
c3aeefb9c2496dc0480e09a71615ec59750a993e4ead901e8afde27807023e95
Threat Level: Known bad
The file c3aeefb9c2496dc0480e09a71615ec59750a993e4ead901e8afde27807023e95 was found to be: Known bad.
Malicious Activity Summary
Sodinokibi family
Sodin,Sodinokibi,REvil
Enumerates connected drives
Drops file in Program Files directory
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-01-24 01:07
Signatures
Sodinokibi family
Analysis: behavioral1
Detonation Overview
Submitted
2022-01-24 01:07
Reported
2022-01-24 01:24
Platform
win7-en-20211208
Max time kernel
117s
Max time network
117s
Command Line
Signatures
Sodin,Sodinokibi,REvil
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\I: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\L: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\O: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\S: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\T: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\U: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\Y: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\A: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\E: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\M: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\Q: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\V: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\H: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\J: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\K: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\N: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\P: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\R: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\X: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\B: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\F: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\G: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\W: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\Z: | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\program files\InitializeUndo.svg | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\SwitchImport.i64 | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | \??\c:\program files (x86)\microsoft sql server compact edition\vqh597u-readme.txt | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\RedoStop.eps | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\RenameBackup.jpe | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\SubmitComplete.php | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\UnregisterConfirm.jpe | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | \??\c:\program files (x86)\vqh597u-readme.txt | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\CloseBackup.xps | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\ConvertFromOut.pptx | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\EditUse.cr2 | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\UnregisterDisable.otf | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\SendProtect.wmf | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\ShowMount.AAC | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | \??\c:\program files\vqh597u-readme.txt | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\LockSplit.mpv2 | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\PushMerge.crw | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\RedoRevoke.xls | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\ClearUnpublish.3gp | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | \??\c:\program files\TraceProtect.mpe | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\vqh597u-readme.txt | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 736 wrote to memory of 780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 736 wrote to memory of 780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 736 wrote to memory of 780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 736 wrote to memory of 780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 736 wrote to memory of 780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 736 wrote to memory of 780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 736 wrote to memory of 780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3aeefb9c2496dc0480e09a71615ec59750a993e4ead901e8afde27807023e95.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3aeefb9c2496dc0480e09a71615ec59750a993e4ead901e8afde27807023e95.dll,#1
C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
Network
Files
memory/780-55-0x0000000076B81000-0x0000000076B83000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-01-24 01:07
Reported
2022-01-24 01:24
Platform
win10-en-20211208
Max time kernel
73s
Max time network
129s
Command Line
Signatures
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\F: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\H: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\I: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\O: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\Q: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\T: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\U: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\B: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\G: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\K: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\S: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\V: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\X: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\A: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\L: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\M: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\P: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\R: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\W: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\Y: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\E: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\J: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\N: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\Z: | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3672 wrote to memory of 3200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3672 wrote to memory of 3200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3672 wrote to memory of 3200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3aeefb9c2496dc0480e09a71615ec59750a993e4ead901e8afde27807023e95.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3aeefb9c2496dc0480e09a71615ec59750a993e4ead901e8afde27807023e95.dll,#1
C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
Network
| Country | Destination | Domain | Proto |
| US | 52.109.8.19:443 | tcp |