amadey | dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.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__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c476dce7fc.exe

Downloads MZ/PE file 2 IoCs

flow	pid	Process
9	4480	axplong.exe
56	3588	Process not Found

Checks BIOS information in registry 2 TTPs 10 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\SystemBiosVersion	c476dce7fc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c476dce7fc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	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\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Control Panel\International\Geo\Nation	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Control Panel\International\Geo\Nation	axplong.exe

Executes dropped EXE 4 IoCs

pid	Process
4480	axplong.exe
764	axplong.exe
2876	axplong.exe
584	c476dce7fc.exe

Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-1639772215-809007892-4072230623-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Wine	c476dce7fc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Wine	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\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-1-5-21-1639772215-809007892-4072230623-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c476dce7fc.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1021144001\\c476dce7fc.exe"	axplong.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
3712	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
4480	axplong.exe
764	axplong.exe
2876	axplong.exe
584	c476dce7fc.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.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	c476dce7fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.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
4028	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3712	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
3712	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
4480	axplong.exe
4480	axplong.exe
764	axplong.exe
764	axplong.exe
2876	axplong.exe
2876	axplong.exe
584	c476dce7fc.exe
584	c476dce7fc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3712 wrote to memory of 4480	3712	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe	90
PID 3712 wrote to memory of 4480	3712	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe	90
PID 3712 wrote to memory of 4480	3712	dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe	90
PID 4480 wrote to memory of 584	4480	axplong.exe	105
PID 4480 wrote to memory of 584	4480	axplong.exe	105
PID 4480 wrote to memory of 584	4480	axplong.exe	105

C:\Users\Admin\AppData\Local\Temp\dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.exe
"C:\Users\Admin\AppData\Local\Temp\dc2de079a3e74f9f9fd66d35cc43a3a647e7e9fb1c61ada0b092e567408739cc.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 WriteProcessMemory
PID:3712
- 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:4480
- - C:\Users\Admin\AppData\Local\Temp\1021144001\c476dce7fc.exe
    "C:\Users\Admin\AppData\Local\Temp\1021144001\c476dce7fc.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:584

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:764

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI5IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1Mzk1ODg5MjA1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4028

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:2876

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