b406f9c15d6ed333532c88cd6308a67498b724fd3a978c60c2096c3cb902cc49

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5d1dabd9b137c665ca2c214f3a04eca0N.exe

Checks BIOS information in registry 2 TTPs 1 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	5d1dabd9b137c665ca2c214f3a04eca0N.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	5d1dabd9b137c665ca2c214f3a04eca0N.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2116	5d1dabd9b137c665ca2c214f3a04eca0N.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 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	5d1dabd9b137c665ca2c214f3a04eca0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2724	cmd.exe
1084	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1084	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe
2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe
2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe
2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2664	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	29
PID 2116 wrote to memory of 2664	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	29
PID 2116 wrote to memory of 2664	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	29
PID 2116 wrote to memory of 2664	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	29
PID 2116 wrote to memory of 2724	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	30
PID 2116 wrote to memory of 2724	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	30
PID 2116 wrote to memory of 2724	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	30
PID 2116 wrote to memory of 2724	2116	5d1dabd9b137c665ca2c214f3a04eca0N.exe	30
PID 2724 wrote to memory of 1084	2724	cmd.exe	32
PID 2724 wrote to memory of 1084	2724	cmd.exe	32
PID 2724 wrote to memory of 1084	2724	cmd.exe	32
PID 2724 wrote to memory of 1084	2724	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\5d1dabd9b137c665ca2c214f3a04eca0N.exe
"C:\Users\Admin\AppData\Local\Temp\5d1dabd9b137c665ca2c214f3a04eca0N.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\shortcut.vbs" /c
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2664
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /c ping server.aionroy.com
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\SysWOW64\PING.EXE
    ping server.aionroy.com
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

Credential Access

Discovery

Query Registry

3

Remote System Discovery

T1018

System Information Discovery

2

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Virtualization/Sandbox Evasion

2