ardamax | bc6a91bf685fc28ee79f3f983a7a0d5457a414fe329b427de920a07bbbd6f49d

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4752	LYJ.exe

Loads dropped DLL 1 IoCs

pid	Process
4752	LYJ.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\LYJ Start = "C:\\Windows\\SysWOW64\\ATUHFQ\\LYJ.exe"	LYJ.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 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ATUHFQ\LYJ.004	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ATUHFQ\LYJ.001	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ATUHFQ\LYJ.002	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ATUHFQ\AKV.exe	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ATUHFQ\LYJ.exe	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ATUHFQ\	LYJ.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	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LYJ.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	POWERPNT.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	POWERPNT.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\SystemFamily	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	POWERPNT.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	POWERPNT.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000_Classes\Local Settings	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4436	POWERPNT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4752	LYJ.exe
Token: SeIncBasePriorityPrivilege	4752	LYJ.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4752	LYJ.exe
4752	LYJ.exe
4752	LYJ.exe
4752	LYJ.exe
4436	POWERPNT.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 4752	460	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe	82
PID 460 wrote to memory of 4752	460	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe	82
PID 460 wrote to memory of 4752	460	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe	82
PID 460 wrote to memory of 4436	460	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe	83
PID 460 wrote to memory of 4436	460	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe	83
PID 460 wrote to memory of 4436	460	f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f69f1640e8b31b05990e6940c38a9c92_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:460
- C:\Windows\SysWOW64\ATUHFQ\LYJ.exe
  "C:\Windows\system32\ATUHFQ\LYJ.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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4752
- 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\arriesgate.pps" /ou ""
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  PID:4436

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

T1112

Credential Access

Discovery

Query Registry

4

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery