amadey | 7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6

Virtualization/Sandbox Evasion

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe3c762576e8.exe86f715b1c5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	3c762576e8.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	86f715b1c5.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

Processes:

3c762576e8.exe86f715b1c5.exe7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3c762576e8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3c762576e8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	86f715b1c5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	86f715b1c5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.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

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	axplong.exe

Executes dropped EXE 3 IoCs

Processes:

axplong.exe3c762576e8.exe86f715b1c5.exe

pid process

2988 axplong.exe
2424 3c762576e8.exe
4260 86f715b1c5.exe

pid	process
2988	axplong.exe
2424	3c762576e8.exe
4260	86f715b1c5.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

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe3c762576e8.exe86f715b1c5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	3c762576e8.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	86f715b1c5.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

axplong.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3c762576e8.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1002692001\\3c762576e8.exe"	axplong.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\86f715b1c5.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1002693001\\86f715b1c5.exe"	axplong.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe3c762576e8.exe86f715b1c5.exe

pid process

3960 7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
2988 axplong.exe
2424 3c762576e8.exe
4260 86f715b1c5.exe
Drops file in Windows directory 1 IoCs

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe

description ioc process

File created C:\Windows\Tasks\axplong.job 7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\axplong.job	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe

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

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe3c762576e8.exe86f715b1c5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c762576e8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86f715b1c5.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe3c762576e8.exe86f715b1c5.exe

pid	process
3960	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
3960	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
2988	axplong.exe
2988	axplong.exe
2424	3c762576e8.exe
2424	3c762576e8.exe
4260	86f715b1c5.exe
4260	86f715b1c5.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe

pid process

3960 7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exeaxplong.exe

description	pid	process	target process
PID 3960 wrote to memory of 2988	3960	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe	axplong.exe
PID 3960 wrote to memory of 2988	3960	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe	axplong.exe
PID 3960 wrote to memory of 2988	3960	7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe	axplong.exe
PID 2988 wrote to memory of 2424	2988	axplong.exe	3c762576e8.exe
PID 2988 wrote to memory of 2424	2988	axplong.exe	3c762576e8.exe
PID 2988 wrote to memory of 2424	2988	axplong.exe	3c762576e8.exe
PID 2988 wrote to memory of 4260	2988	axplong.exe	86f715b1c5.exe
PID 2988 wrote to memory of 4260	2988	axplong.exe	86f715b1c5.exe
PID 2988 wrote to memory of 4260	2988	axplong.exe	86f715b1c5.exe

C:\Users\Admin\AppData\Local\Temp\7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.exe
"C:\Users\Admin\AppData\Local\Temp\7f0b27f2326941706465459f53ef5e3095a9e2505ca6826855e5cf6386a1bcf6.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:3960
- 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:2988
- - C:\Users\Admin\AppData\Local\Temp\1002692001\3c762576e8.exe
    "C:\Users\Admin\AppData\Local\Temp\1002692001\3c762576e8.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:2424
- - C:\Users\Admin\AppData\Local\Temp\1002693001\86f715b1c5.exe
    "C:\Users\Admin\AppData\Local\Temp\1002693001\86f715b1c5.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:4260

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