amadey | 00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6338bf92fe.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	75328fa236.exe

Downloads MZ/PE file

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	75328fa236.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	75328fa236.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.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	6338bf92fe.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6338bf92fe.exe

Executes dropped EXE 3 IoCs

pid	Process
2660	axplong.exe
1872	6338bf92fe.exe
2468	75328fa236.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.

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	75328fa236.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	6338bf92fe.exe

Loads dropped DLL 4 IoCs

pid	Process
2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
2660	axplong.exe
2660	axplong.exe
2660	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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\6338bf92fe.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1005916001\\6338bf92fe.exe"	axplong.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\75328fa236.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1005917001\\75328fa236.exe"	axplong.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
2660	axplong.exe
1872	6338bf92fe.exe
2468	75328fa236.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.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	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6338bf92fe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75328fa236.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
2660	axplong.exe
1872	6338bf92fe.exe
2468	75328fa236.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2660	2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe	30
PID 2932 wrote to memory of 2660	2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe	30
PID 2932 wrote to memory of 2660	2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe	30
PID 2932 wrote to memory of 2660	2932	00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe	30
PID 2660 wrote to memory of 1872	2660	axplong.exe	31
PID 2660 wrote to memory of 1872	2660	axplong.exe	31
PID 2660 wrote to memory of 1872	2660	axplong.exe	31
PID 2660 wrote to memory of 1872	2660	axplong.exe	31
PID 2660 wrote to memory of 2468	2660	axplong.exe	33
PID 2660 wrote to memory of 2468	2660	axplong.exe	33
PID 2660 wrote to memory of 2468	2660	axplong.exe	33
PID 2660 wrote to memory of 2468	2660	axplong.exe	33

C:\Users\Admin\AppData\Local\Temp\00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe
"C:\Users\Admin\AppData\Local\Temp\00f4d4cc428634dbcb742e22647679bc7d16fa8c34bedf2b72a8030e1b24c362.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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:2932
- 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
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Users\Admin\AppData\Local\Temp\1005916001\6338bf92fe.exe
    "C:\Users\Admin\AppData\Local\Temp\1005916001\6338bf92fe.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:1872
- - C:\Users\Admin\AppData\Local\Temp\1005917001\75328fa236.exe
    "C:\Users\Admin\AppData\Local\Temp\1005917001\75328fa236.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:2468

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

3

System Information Discovery

2

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

2