amadey | 29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	8e3c117dc4.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1b7b43ed55.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 12 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\VideoBiosVersion	8e3c117dc4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1b7b43ed55.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	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8e3c117dc4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1b7b43ed55.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	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	axplong.exe

Executes dropped EXE 5 IoCs

pid	Process
2560	axplong.exe
5004	8e3c117dc4.exe
4432	1b7b43ed55.exe
844	axplong.exe
3300	axplong.exe

Identifies Wine through registry keys 2 TTPs 6 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-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	8e3c117dc4.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	1b7b43ed55.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	axplong.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1b7b43ed55.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1002330001\\1b7b43ed55.exe"	axplong.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8e3c117dc4.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1002329001\\8e3c117dc4.exe"	axplong.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
4464	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
2560	axplong.exe
5004	8e3c117dc4.exe
4432	1b7b43ed55.exe
844	axplong.exe
3300	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.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	1b7b43ed55.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8e3c117dc4.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4464	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
4464	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
2560	axplong.exe
2560	axplong.exe
5004	8e3c117dc4.exe
5004	8e3c117dc4.exe
4432	1b7b43ed55.exe
4432	1b7b43ed55.exe
844	axplong.exe
844	axplong.exe
3300	axplong.exe
3300	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4464	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 2560	4464	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe	86
PID 4464 wrote to memory of 2560	4464	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe	86
PID 4464 wrote to memory of 2560	4464	29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe	86
PID 2560 wrote to memory of 5004	2560	axplong.exe	94
PID 2560 wrote to memory of 5004	2560	axplong.exe	94
PID 2560 wrote to memory of 5004	2560	axplong.exe	94
PID 2560 wrote to memory of 4432	2560	axplong.exe	99
PID 2560 wrote to memory of 4432	2560	axplong.exe	99
PID 2560 wrote to memory of 4432	2560	axplong.exe	99

C:\Users\Admin\AppData\Local\Temp\29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.exe
"C:\Users\Admin\AppData\Local\Temp\29f665593a13dfc4fa89aca3f0521552f8aa50b2c300175e41ec305973d3efeb.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:4464
- 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)
  - 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:2560
- - C:\Users\Admin\AppData\Local\Temp\1002329001\8e3c117dc4.exe
    "C:\Users\Admin\AppData\Local\Temp\1002329001\8e3c117dc4.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:5004
- - C:\Users\Admin\AppData\Local\Temp\1002330001\1b7b43ed55.exe
    "C:\Users\Admin\AppData\Local\Temp\1002330001\1b7b43ed55.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:4432

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:844

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:3300

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

Virtualization/Sandbox Evasion

2