ardamax | d9f9b12f1ecc9bbcc8d5eef4f12978163ff31968ee4391840ad99739cc6aebeb

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	explore.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	WindowsONHD.exe

Executes dropped EXE 2 IoCs

pid	Process
2940	explore.exe
1096	WindowsONHD.exe

Loads dropped DLL 5 IoCs

pid	Process
2940	explore.exe
1096	WindowsONHD.exe
1096	WindowsONHD.exe
1096	WindowsONHD.exe
4672	WerFault.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WindowsONHD Agent = "C:\\WindowsONHD.exe"	WindowsONHD.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4672	1096	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 4 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	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsONHD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	POWERPNT.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	POWERPNT.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000_Classes\Local Settings	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4988	POWERPNT.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	1096	WindowsONHD.exe
Token: SeIncBasePriorityPrivilege	1096	WindowsONHD.exe
Token: SeIncBasePriorityPrivilege	1096	WindowsONHD.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1096	WindowsONHD.exe
1096	WindowsONHD.exe
1096	WindowsONHD.exe
1096	WindowsONHD.exe
1096	WindowsONHD.exe
4988	POWERPNT.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2940	2104	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe	83
PID 2104 wrote to memory of 2940	2104	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe	83
PID 2104 wrote to memory of 2940	2104	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe	83
PID 2104 wrote to memory of 4988	2104	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe	84
PID 2104 wrote to memory of 4988	2104	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe	84
PID 2104 wrote to memory of 4988	2104	b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe	84
PID 2940 wrote to memory of 1096	2940	explore.exe	85
PID 2940 wrote to memory of 1096	2940	explore.exe	85
PID 2940 wrote to memory of 1096	2940	explore.exe	85
PID 1096 wrote to memory of 1532	1096	WindowsONHD.exe	109
PID 1096 wrote to memory of 1532	1096	WindowsONHD.exe	109
PID 1096 wrote to memory of 1532	1096	WindowsONHD.exe	109

C:\Users\Admin\AppData\Local\Temp\b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b355c411a253c37f48d84aac1040c20f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Users\Admin\AppData\Local\Temp\explore.exe
  "C:\Users\Admin\AppData\Local\Temp\explore.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\WindowsONHD.exe
    "C:\WindowsONHD.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1096
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1052
      4⤵
      Loads dropped DLL
      Program crash
      PID:4672
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\WINDOW~1.EXE > nul
      4⤵
      System Location Discovery: System Language Discovery
      PID:1532
- C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE
  "C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE" /s "C:\Users\Admin\AppData\Local\Temp\testdepersonalitate.pps" /ou ""
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1096 -ip 1096
1⤵
PID:5012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

Modify Registry

Credential Access

Discovery

Query Registry

4

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery