eb7d6af027eb33438257920d5097f3ede3f7247ec9b0289d85f27a8e874a834b

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1451\\games.exe"	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\games = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1451\\games.exe"	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-1451\Desktop.ini	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1451\\games.exe"	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2276 set thread context of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2388	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2388	2276	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	31
PID 2388 wrote to memory of 1188	2388	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	21
PID 2388 wrote to memory of 1188	2388	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	21
PID 2388 wrote to memory of 1188	2388	b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Users\Admin\AppData\Local\Temp\b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b28d63377f5c9c8523cbf86e9fd10ed8_JaffaCakes118.exe"
    3⤵
    - Modifies WinLogon for persistence
    - Adds Run key to start application
    - Drops desktop.ini file(s)
    - Modifies WinLogon
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

2

Privilege Escalation

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

2

Defense Evasion

Modify Registry

3

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery