ardamax | 1813c39c2f2e1d3584904ba014882fec75e51a50debf4e9670e8a03beacd7964

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3500	XGQA.exe

Loads dropped DLL 5 IoCs

pid	Process
212	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe
3500	XGQA.exe
3500	XGQA.exe
3500	XGQA.exe
3464	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\XGQA Agent = "C:\\Windows\\SysWOW64\\9283\\XGQA.exe"	XGQA.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

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\9283\XGQA.exe	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\9283	XGQA.exe
File created	C:\Windows\SysWOW64\9283\XGQA.001	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\9283\XGQA.006	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\9283\XGQA.007	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe

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
3464	212	WerFault.exe	92

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	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	XGQA.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	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Web3.5 = "1723378388"	XGQA.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000_Classes\Local Settings	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4060	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3500	XGQA.exe
Token: SeIncBasePriorityPrivilege	3500	XGQA.exe

Suspicious use of SetWindowsHookEx 17 IoCs

pid	Process
3500	XGQA.exe
3500	XGQA.exe
3500	XGQA.exe
3500	XGQA.exe
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 3500	212	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe	94
PID 212 wrote to memory of 3500	212	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe	94
PID 212 wrote to memory of 3500	212	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe	94
PID 212 wrote to memory of 4060	212	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe	95
PID 212 wrote to memory of 4060	212	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe	95
PID 212 wrote to memory of 4060	212	8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8a509bb4520c25623e28ae3a6d16091b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\9283\XGQA.exe
  "C:\Windows\system32\9283\XGQA.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3500
- C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
  "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ORDER.xls"
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  PID:4060
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 684
  2⤵
  - Loads dropped DLL
  - Program crash
  PID:3464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 212 -ip 212
1⤵
PID:4040

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4292,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=4120 /prefetch:8
1⤵
PID:4280

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

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

4

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery