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

Executes dropped EXE 3 IoCs

pid	Process
1884	Crypted.exe
2632	uploadflashplayer.exe
2516	uploadflashplayer.exe

Loads dropped DLL 3 IoCs

pid	Process
1884	Crypted.exe
1884	Crypted.exe
2632	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"	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

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"	uploadflashplayer.exe
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2632 set thread context of 2516	2632	uploadflashplayer.exe	31

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files\Dofus 2\app\DofusMod.exe	uploadflashplayer.exe
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

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2516	uploadflashplayer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2932	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe
Token: SeBackupPrivilege	1884	Crypted.exe
Token: SeBackupPrivilege	2632	uploadflashplayer.exe
Token: SeBackupPrivilege	2516	uploadflashplayer.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1884	Crypted.exe
2632	uploadflashplayer.exe
2516	uploadflashplayer.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1884	2932	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe	28
PID 2932 wrote to memory of 1884	2932	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe	28
PID 2932 wrote to memory of 1884	2932	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe	28
PID 2932 wrote to memory of 1884	2932	3e1798ea5420466c1667188e41e171cb_JaffaCakes118.exe	28
PID 1884 wrote to memory of 2632	1884	Crypted.exe	30
PID 1884 wrote to memory of 2632	1884	Crypted.exe	30
PID 1884 wrote to memory of 2632	1884	Crypted.exe	30
PID 1884 wrote to memory of 2632	1884	Crypted.exe	30
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31
PID 2632 wrote to memory of 2516	2632	uploadflashplayer.exe	31

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⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\Crypted.exe
  "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
  2⤵
  - UAC bypass
  - Windows security bypass
  - Executes dropped EXE
  - Loads dropped DLL
  - Windows security modification
  - Checks whether UAC is enabled
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:1884
- - 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
    - Loads dropped DLL
    - 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:2632
  - - 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:2516

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