sodinokibi | df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919

General

Target
df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
Size 164KB
Sample220124-a722kahae6
SHA256 df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919
MD5 7419fb7e3354a8d3fed0213d888312ae
SHA1 bbfe9e30414da1a127c65ed6915e30131dd6db81
SHA512 342d58371a58a1f3361dfaa51e27623d3a835782a196f0daa2349ecace963611ac2e839006be1db42ae6b4f591f591661ee062090ea8b2fd7c8a028fc1496072
MD5 SHA1 SHA512

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

description	ioc	Process
File opened (read-only)	\??\A:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\M:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\U:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\W:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\G:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\Z:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\B:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\E:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\F:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\I:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\L:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\O:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\P:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\Q:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\S:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\V:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\H:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\J:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\K:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\N:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\R:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\T:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\X:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
File opened (read-only)	\??\Y:	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.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

pid	Process
428	vssadmin.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2820	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
2820	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	3004	vssvc.exe
Token: SeRestorePrivilege	3004	vssvc.exe
Token: SeAuditPrivilege	3004	vssvc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 660	2820	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe	68
PID 2820 wrote to memory of 660	2820	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe	68
PID 2820 wrote to memory of 660	2820	df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe	68
PID 660 wrote to memory of 428	660	cmd.exe	70
PID 660 wrote to memory of 428	660	cmd.exe	70
PID 660 wrote to memory of 428	660	cmd.exe	70

C:\Users\Admin\AppData\Local\Temp\df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe
"C:\Users\Admin\AppData\Local\Temp\df1b009ed5edf9d754dd6e1f8b4918c55260eb6d91d1c8bbcf909afa2e2c9919.exe"
1⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2820
- 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:660
- - C:\Windows\SysWOW64\vssadmin.exe
    vssadmin.exe Delete Shadows /All /Quiet
    3⤵
    - Interacts with shadow copies
    PID:428