2cfd2f69f21e92ff67d83babb0c5735bf99cc62961ddfa193f7385467c31c135

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

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

Windows security bypass 2 TTPs 3 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	Crypted.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	uploadflashplayer.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	uploadflashplayer.exe

Disables Task Manager via registry modification
evasion

Checks computer location settings 2 TTPs 2 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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	Crypted.exe

Executes dropped EXE 3 IoCs

pid	Process
4108	Crypted.exe
3032	uploadflashplayer.exe
1904	uploadflashplayer.exe

Windows security modification 2 TTPs 3 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	uploadflashplayer.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	uploadflashplayer.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	Crypted.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

System Information Discovery

T1082

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3032 set thread context of 1904	3032	uploadflashplayer.exe	89

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files\Dofus 2\app\temp.txt	uploadflashplayer.exe
File created	C:\Program Files (x86)\Dofus 2\app\DofusMod.exe	uploadflashplayer.exe
File created	C:\Program Files (x86)\Dofus 2\app\temp.txt	uploadflashplayer.exe
File created	C:\Program Files\Dofus 2\app\DofusMod.exe	uploadflashplayer.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1904	uploadflashplayer.exe
1904	uploadflashplayer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2360	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe
Token: SeBackupPrivilege	4108	Crypted.exe
Token: SeBackupPrivilege	3032	uploadflashplayer.exe
Token: SeBackupPrivilege	1904	uploadflashplayer.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4108	Crypted.exe
3032	uploadflashplayer.exe
1904	uploadflashplayer.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 4108	2360	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe	86
PID 2360 wrote to memory of 4108	2360	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe	86
PID 2360 wrote to memory of 4108	2360	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe	86
PID 4108 wrote to memory of 3032	4108	Crypted.exe	88
PID 4108 wrote to memory of 3032	4108	Crypted.exe	88
PID 4108 wrote to memory of 3032	4108	Crypted.exe	88
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89
PID 3032 wrote to memory of 1904	3032	uploadflashplayer.exe	89

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

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

C:\Users\Admin\AppData\Local\Temp\3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\Temp\Crypted.exe
  "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
  2⤵
  - UAC bypass
  - Windows security bypass
  - Checks computer location settings
  - Executes dropped EXE
  - Windows security modification
  - Checks whether UAC is enabled
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:4108
- - C:\Users\Admin\AppData\Local\Temp\uploadflashplayer.exe
    "C:\Users\Admin\AppData\Local\Temp\uploadflashplayer.exe"
    3⤵
    - UAC bypass
    - Windows security bypass
    - Executes dropped EXE
    - Windows security modification
    - Checks whether UAC is enabled
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:3032
  - - C:\Users\Admin\AppData\Local\Temp\uploadflashplayer.exe
      C:\Users\Admin\AppData\Local\Temp\uploadflashplayer.exe
      4⤵
      UAC bypass
      Windows security bypass
      Executes dropped EXE
      Windows security modification
      Checks whether UAC is enabled
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:1904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

3

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry