cryptbot | 181b4cf28d0bb74fe05b2d1b7a267e8b2d5bf68d0c8a6e1a63b1605d8961f4f1

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d3.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

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d3.exe

Executes dropped EXE 1 IoCs

pid	Process
2800	d3.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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Wine	d3.exe

Loads dropped DLL 7 IoCs

pid	Process
3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe
3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe
3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe
3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe
2800	d3.exe
2800	d3.exe
2800	d3.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2800	d3.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	d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe

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

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d3.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2800	d3.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2800	d3.exe
2800	d3.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 2800	3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe	30
PID 3024 wrote to memory of 2800	3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe	30
PID 3024 wrote to memory of 2800	3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe	30
PID 3024 wrote to memory of 2800	3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe	30
PID 3024 wrote to memory of 2800	3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe	30
PID 3024 wrote to memory of 2800	3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe	30
PID 3024 wrote to memory of 2800	3024	fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fce34b7c245a178aa22b455b2a05c09a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Users\Admin\AppData\Local\Temp\sib5063.tmp\0\d3.exe
  "C:\Users\Admin\AppData\Local\Temp\sib5063.tmp\0\d3.exe" /s
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

5

System Information Discovery

3

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

Lateral Movement

Collection

Data from Local System