9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842

General

Target
ae6f81f3ad7c331fceb5087d9a65ac61.exe
Size 294KB
Sample220530-eynvssdgc8
SHA256 9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842
MD5 ae6f81f3ad7c331fceb5087d9a65ac61
SHA1 c99361c35301c2d6218c41fd0ac961bfad697813
SHA512 923917622f2b84d29a6f7803474c7d1f1e8b98516f03b199ad1690cef7171321bbf3cddb59362872caadf70ec1132f1b4762a4f6a3cfccd19949c3c0a8d2b73c
MD5 SHA1 SHA512

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	ae6f81f3ad7c331fceb5087d9a65ac61.exe

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

System Information Discovery
T1082

Program crash 10 IoCs

pid	pid_target	Process	procid_target
3196	3192	WerFault.exe	77
4828	3192	WerFault.exe	77
4724	3192	WerFault.exe	77
2596	3192	WerFault.exe	77
4396	3192	WerFault.exe	77
4660	3192	WerFault.exe	77
4796	3192	WerFault.exe	77
2584	3192	WerFault.exe	77
4960	3192	WerFault.exe	77
632	3192	WerFault.exe	77

Kills process with taskkill 1 IoCs

evasion

pid	Process
3268	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3268	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 1768	3192	ae6f81f3ad7c331fceb5087d9a65ac61.exe	97
PID 3192 wrote to memory of 1768	3192	ae6f81f3ad7c331fceb5087d9a65ac61.exe	97
PID 3192 wrote to memory of 1768	3192	ae6f81f3ad7c331fceb5087d9a65ac61.exe	97
PID 1768 wrote to memory of 3268	1768	cmd.exe	100
PID 1768 wrote to memory of 3268	1768	cmd.exe	100
PID 1768 wrote to memory of 3268	1768	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\ae6f81f3ad7c331fceb5087d9a65ac61.exe
"C:\Users\Admin\AppData\Local\Temp\ae6f81f3ad7c331fceb5087d9a65ac61.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3192
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 456
  2⤵
  - Program crash
  PID:3196
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 772
  2⤵
  - Program crash
  PID:4828
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 792
  2⤵
  - Program crash
  PID:4724
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 792
  2⤵
  - Program crash
  PID:2596
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 856
  2⤵
  - Program crash
  PID:4396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 928
  2⤵
  - Program crash
  PID:4660
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 1004
  2⤵
  - Program crash
  PID:4796
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 1140
  2⤵
  - Program crash
  PID:2584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 1376
  2⤵
  - Program crash
  PID:4960
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "ae6f81f3ad7c331fceb5087d9a65ac61.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ae6f81f3ad7c331fceb5087d9a65ac61.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1768
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "ae6f81f3ad7c331fceb5087d9a65ac61.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3268
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 1348
  2⤵
  - Program crash
  PID:632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3192 -ip 3192
1⤵
PID:4252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3192 -ip 3192
1⤵
PID:3976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 3192 -ip 3192
1⤵
PID:744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 3192 -ip 3192
1⤵
PID:1956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 3192 -ip 3192
1⤵
PID:1156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3192 -ip 3192
1⤵
PID:452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3192 -ip 3192
1⤵
PID:4744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 3192 -ip 3192
1⤵
PID:2104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 620 -p 3192 -ip 3192
1⤵
PID:4548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 644 -p 3192 -ip 3192
1⤵
PID:1772

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3192-130-0x0000000000AD8000-0x0000000000AFE000-memory.dmp

Download

memory/3192-131-0x0000000000990000-0x00000000009CF000-memory.dmp

Download

memory/3192-132-0x0000000000400000-0x0000000000913000-memory.dmp

Download

memory/3192-133-0x0000000000AD8000-0x0000000000AFE000-memory.dmp

Download

memory/3192-134-0x0000000000990000-0x00000000009CF000-memory.dmp

Download

memory/3192-135-0x0000000000400000-0x0000000000913000-memory.dmp

Download

memory/3192-138-0x0000000000AD8000-0x0000000000AFE000-memory.dmp

Download

memory/3192-139-0x0000000000400000-0x0000000000913000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads