84c49c675d616d27f85fff2b032f78d0c261ec5941ddecc9bbce748ad5bf15e8

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS 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\SystemBiosVersion	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Software\Wine	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
21	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 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	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe
4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 3236	4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe	93
PID 4980 wrote to memory of 3236	4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe	93
PID 4980 wrote to memory of 3236	4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe	93
PID 4980 wrote to memory of 4712	4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe	95
PID 4980 wrote to memory of 4712	4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe	95
PID 4980 wrote to memory of 4712	4980	7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7a5670e8d711cf653ab65f91ef6f47b3_JaffaCakes118.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4980
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\jiepedtfn.exe"
  2⤵
  PID:3236
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\agehhbklmdp.exe"
  2⤵
  PID:4712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Virtualization/Sandbox Evasion