sodinokibi | 8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12

General

Target

8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
Size

157KB
MD5

a994cfba920bb87b9322aeda48282d11
SHA1

dcdade9e535ec79f839537e7ed38499d258020b3
SHA256

8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12
SHA512

b68c6edc21c49b1a3ee24856fdf276d3c239d9320cbf8071aa8df4c5d89bdd81d9fe487d8dc1cfb73a3c0954db7b1b3d731c0aa004ce309da4380e783444bc39

Score

10^/10

sodinokibi ransomware

Malware Config

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe

description	ioc	process
File opened (read-only)	\??\E:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\H:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\K:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\M:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\Q:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\Y:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\F:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\J:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\O:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\R:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\U:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\W:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\V:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\G:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\L:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\N:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\P:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\S:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\T:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\A:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\B:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\I:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\X:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
File opened (read-only)	\??\Z:	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

vssadmin.exe

pid process

1328 vssadmin.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe

pid process

624 8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 1516 vssvc.exe
Token: SeRestorePrivilege 1516 vssvc.exe
Token: SeAuditPrivilege 1516 vssvc.exe

pid	process
1328	vssadmin.exe

pid	process
624	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe

description	pid	process
Token: SeBackupPrivilege	1516	vssvc.exe
Token: SeRestorePrivilege	1516	vssvc.exe
Token: SeAuditPrivilege	1516	vssvc.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.execmd.exe

description	pid	process	target process
PID 624 wrote to memory of 776	624	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe	cmd.exe
PID 624 wrote to memory of 776	624	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe	cmd.exe
PID 624 wrote to memory of 776	624	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe	cmd.exe
PID 624 wrote to memory of 776	624	8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe	cmd.exe
PID 776 wrote to memory of 1328	776	cmd.exe	vssadmin.exe
PID 776 wrote to memory of 1328	776	cmd.exe	vssadmin.exe
PID 776 wrote to memory of 1328	776	cmd.exe	vssadmin.exe
PID 776 wrote to memory of 1328	776	cmd.exe	vssadmin.exe

C:\Users\Admin\AppData\Local\Temp\8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe
"C:\Users\Admin\AppData\Local\Temp\8b15999cff808e9477d25bf0f839ac7c93fa4e62710fb6ae29d33787f1a05f12.exe"
1⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:624

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures
2⤵
- Suspicious use of WriteProcessMemory
PID:776