8331e12ee8d73d21398f2d3013486398fe244002d15a024a3be740c6a2c481ee

General

Target

6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
Size

438KB
MD5

6923456e8ab23bb8dc91f1d9049edeed
SHA1

b0282a956b89377f07765d2b2eb74b132975ee69
SHA256

8331e12ee8d73d21398f2d3013486398fe244002d15a024a3be740c6a2c481ee
SHA512

aaa4de9743e0b40910c3ec118d1c28f3688a382cf001d159ceed578ed30895e4124796164ac78bfd48826d8b11157152e1eb26d89e5b30ba8dc84fa68c30a93f
SSDEEP

12288:nM255nI71TVaR0GLNCDN3XpeTWnv7zxjIQkYz0q00/:M2kTiJCFZd6QkTq00

Score

8^/10

discovery evasion persistence

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

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-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3636	CxCQWBMUmC.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CxCQWBMUmC.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CxCQWBMUmC.exe"	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CxCQWBMUmC.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe
3636	CxCQWBMUmC.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
3636	CxCQWBMUmC.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 3636	3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe	84
PID 3776 wrote to memory of 3636	3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe	84
PID 3776 wrote to memory of 3636	3776	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe	84
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55
PID 3636 wrote to memory of 3376	3636	CxCQWBMUmC.exe	55

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableTaskMgr = "1"	6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3376
- C:\Users\Admin\AppData\Local\Temp\6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6923456e8ab23bb8dc91f1d9049edeed_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:3776
- - C:\Users\Admin\AppData\Local\Temp\CxCQWBMUmC.exe
    "C:\Users\Admin\AppData\Local\Temp\CxCQWBMUmC.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\CXhrjhuXpE.dll

Filesize
389KB

MD5
e2e6172d0baf39177d3db0a8f606606c

SHA1
6ba61439fe99adfa4af1aef1113eea8a464be227

SHA256
95c0e9d86924d9da6f283089fffd1e73344b2b6d8df6c2bcae215104fd200c3e

SHA512
e3618830fb5d604c8c6116657aaae3b3ee8ca2f19687f10b378325042e6b6226f958986fc5931b2581512fe7a6faeb9080872346ac7ada981b77105bd9d1c0d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\CxCQWBMUmC.exe

Filesize
438KB

MD5
6923456e8ab23bb8dc91f1d9049edeed

SHA1
b0282a956b89377f07765d2b2eb74b132975ee69

SHA256
8331e12ee8d73d21398f2d3013486398fe244002d15a024a3be740c6a2c481ee

SHA512
aaa4de9743e0b40910c3ec118d1c28f3688a382cf001d159ceed578ed30895e4124796164ac78bfd48826d8b11157152e1eb26d89e5b30ba8dc84fa68c30a93f

Download Submit
memory/3636-13-0x0000000000400000-0x0000000000550000-memory.dmp

Filesize
1.3MB

Download
memory/3636-14-0x0000000000400000-0x0000000000550000-memory.dmp

Filesize
1.3MB

Download
memory/3636-18-0x0000000000400000-0x0000000000550000-memory.dmp

Filesize
1.3MB

Download
memory/3776-0-0x0000000002370000-0x00000000023DB000-memory.dmp

Filesize
428KB

Download
memory/3776-1-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/3776-16-0x0000000000400000-0x0000000000550000-memory.dmp

Filesize
1.3MB

Download
memory/3776-17-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads