amadey | e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ace3c9b8f5.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe

Downloads MZ/PE file 3 IoCs

flow	pid	Process
5	3652	axplong.exe
58	2928	Process not Found
70	3652	axplong.exe

Checks BIOS information in registry 2 TTPs 8 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	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ace3c9b8f5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ace3c9b8f5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Control Panel\International\Geo\Nation	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Control Panel\International\Geo\Nation	axplong.exe

Executes dropped EXE 3 IoCs

pid	Process
3652	axplong.exe
1960	ace3c9b8f5.exe
3196	axplong.exe

Identifies Wine through registry keys 2 TTPs 4 IoCs

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

defense_evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Wine	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Wine	ace3c9b8f5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Wine	axplong.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\USER\S-1-5-21-3311063739-2594902809-44604183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ace3c9b8f5.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1020044001\\ace3c9b8f5.exe"	axplong.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
404	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
3652	axplong.exe
1960	ace3c9b8f5.exe
3196	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.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	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ace3c9b8f5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

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

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
316	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
404	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
404	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
3652	axplong.exe
3652	axplong.exe
1960	ace3c9b8f5.exe
1960	ace3c9b8f5.exe
3196	axplong.exe
3196	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
404	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 404 wrote to memory of 3652	404	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe	89
PID 404 wrote to memory of 3652	404	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe	89
PID 404 wrote to memory of 3652	404	e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe	89
PID 3652 wrote to memory of 1960	3652	axplong.exe	98
PID 3652 wrote to memory of 1960	3652	axplong.exe	98
PID 3652 wrote to memory of 1960	3652	axplong.exe	98

C:\Users\Admin\AppData\Local\Temp\e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.exe
"C:\Users\Admin\AppData\Local\Temp\e4ebfe05d5685af733adb8a33f0f13e93798d01bf86d834b89fea6c1f4819211.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
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:404
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Downloads MZ/PE file
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3652
- - C:\Users\Admin\AppData\Local\Temp\1020044001\ace3c9b8f5.exe
    "C:\Users\Admin\AppData\Local\Temp\1020044001\ace3c9b8f5.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1960

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5ODUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODQ0NDQzNjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzM2MjQyMDM0Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:316

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3196

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

Virtualization/Sandbox Evasion

2

Credential Access

Discovery

Query Registry

4

System Information Discovery

3

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Virtualization/Sandbox Evasion

2