9958131d419bbaf7b385485777f83c03f2757f2aa263fbb1280b1e64f961a164

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe = "0"	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
976	powershell.exe

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe

Windows security modification 2 TTPs 3 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe = "0"	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	fc54819ee2c8a0c18cc913036c027baa_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	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
976	powershell.exe
976	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
Token: SeDebugPrivilege	976	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 976	2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe	83
PID 2220 wrote to memory of 976	2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe	83
PID 2220 wrote to memory of 976	2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe	83
PID 2220 wrote to memory of 3976	2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe	85
PID 2220 wrote to memory of 3976	2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe	85
PID 2220 wrote to memory of 3976	2220	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe	85

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe"
1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2220
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:976
- C:\Users\Admin\AppData\Local\Temp\fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fc54819ee2c8a0c18cc913036c027baa_JaffaCakes118.exe"
  2⤵
  PID:3976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry