amadey | 6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.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__	axplong.exe

Downloads MZ/PE file

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

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\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	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\SystemBiosVersion	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.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 5 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	axplong.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	Newofff.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	Hkbsse.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	JavUmar1.exe

Executes dropped EXE 11 IoCs

pid	Process
2356	axplong.exe
4660	axplong.exe
4436	Newofff.exe
1520	Hkbsse.exe
1852	JavUmar1.exe
1560	axplong.exe
2404	Hkbsse.exe
2024	service123.exe
4880	Hkbsse.exe
1216	axplong.exe
3720	service123.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.

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.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
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

Loads dropped DLL 2 IoCs

pid	Process
2024	service123.exe
3720	service123.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
4640	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe
2356	axplong.exe
4660	axplong.exe
1560	axplong.exe
1216	axplong.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe
File created	C:\Windows\Tasks\Hkbsse.job	Newofff.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 7 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	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Newofff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Hkbsse.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JavUmar1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	service123.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	JavUmar1.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	JavUmar1.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
3596	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4640	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe
4640	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe
2356	axplong.exe
2356	axplong.exe
4660	axplong.exe
4660	axplong.exe
1560	axplong.exe
1560	axplong.exe
1216	axplong.exe
1216	axplong.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 2356	4640	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe	87
PID 4640 wrote to memory of 2356	4640	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe	87
PID 4640 wrote to memory of 2356	4640	6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe	87
PID 2356 wrote to memory of 4436	2356	axplong.exe	96
PID 2356 wrote to memory of 4436	2356	axplong.exe	96
PID 2356 wrote to memory of 4436	2356	axplong.exe	96
PID 4436 wrote to memory of 1520	4436	Newofff.exe	97
PID 4436 wrote to memory of 1520	4436	Newofff.exe	97
PID 4436 wrote to memory of 1520	4436	Newofff.exe	97
PID 1520 wrote to memory of 1852	1520	Hkbsse.exe	104
PID 1520 wrote to memory of 1852	1520	Hkbsse.exe	104
PID 1520 wrote to memory of 1852	1520	Hkbsse.exe	104
PID 1852 wrote to memory of 2024	1852	JavUmar1.exe	120
PID 1852 wrote to memory of 2024	1852	JavUmar1.exe	120
PID 1852 wrote to memory of 2024	1852	JavUmar1.exe	120
PID 1852 wrote to memory of 3596	1852	JavUmar1.exe	121
PID 1852 wrote to memory of 3596	1852	JavUmar1.exe	121
PID 1852 wrote to memory of 3596	1852	JavUmar1.exe	121

C:\Users\Admin\AppData\Local\Temp\6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.exe
"C:\Users\Admin\AppData\Local\Temp\6fefbaa7c5cb09a64b483a20030e7c6e8411def2a1c9bfc9432cf2636c0d2017.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:4640
- 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
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Users\Admin\AppData\Local\Temp\1000477001\Newofff.exe
    "C:\Users\Admin\AppData\Local\Temp\1000477001\Newofff.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4436
  - - C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
      "C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1520
    - - C:\Users\Admin\AppData\Local\Temp\1000098001\JavUmar1.exe
        
        "C:\Users\Admin\AppData\Local\Temp\1000098001\JavUmar1.exe"
        5⤵
        Checks computer location settings
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Checks processor information in registry
        Suspicious use of WriteProcessMemory
        
        PID:1852
      - C:\Users\Admin\AppData\Local\Temp\service123.exe
        
        "C:\Users\Admin\AppData\Local\Temp\service123.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        
        PID:2024
      - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
        6⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:3596

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:4660

C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
1⤵
- Executes dropped EXE
PID:2404

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:1560

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:1216

C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
1⤵
- Executes dropped EXE
PID:4880

C:\Users\Admin\AppData\Local\Temp\service123.exe
C:\Users\Admin\AppData\Local\Temp\/service123.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion