amadey | 1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	mOqBQWc.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	cfb52ad5d7.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 14 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\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cfb52ad5d7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	mOqBQWc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cfb52ad5d7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	mOqBQWc.exe

Checks computer location settings 2 TTPs 3 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	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	skotes.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	mOqBQWc.exe

Executes dropped EXE 6 IoCs

pid	Process
3480	skotes.exe
5052	mOqBQWc.exe
4548	cfb52ad5d7.exe
3736	skotes.exe
2084	skotes.exe
1764	skotes.exe

Identifies Wine through registry keys 2 TTPs 7 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	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	mOqBQWc.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	cfb52ad5d7.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
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 7 IoCs

pid	Process
3144	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
3480	skotes.exe
5052	mOqBQWc.exe
4548	cfb52ad5d7.exe
3736	skotes.exe
2084	skotes.exe
1764	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
372	4548	WerFault.exe	98

System Location Discovery: System Language Discovery 1 TTPs 6 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	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mOqBQWc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cfb52ad5d7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	mOqBQWc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	mOqBQWc.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1084	timeout.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3144	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
3144	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
3480	skotes.exe
3480	skotes.exe
5052	mOqBQWc.exe
5052	mOqBQWc.exe
5052	mOqBQWc.exe
5052	mOqBQWc.exe
4548	cfb52ad5d7.exe
4548	cfb52ad5d7.exe
3736	skotes.exe
3736	skotes.exe
2084	skotes.exe
2084	skotes.exe
1764	skotes.exe
1764	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3144	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3144 wrote to memory of 3480	3144	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe	83
PID 3144 wrote to memory of 3480	3144	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe	83
PID 3144 wrote to memory of 3480	3144	1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe	83
PID 3480 wrote to memory of 5052	3480	skotes.exe	91
PID 3480 wrote to memory of 5052	3480	skotes.exe	91
PID 3480 wrote to memory of 5052	3480	skotes.exe	91
PID 3480 wrote to memory of 4548	3480	skotes.exe	98
PID 3480 wrote to memory of 4548	3480	skotes.exe	98
PID 3480 wrote to memory of 4548	3480	skotes.exe	98
PID 5052 wrote to memory of 1836	5052	mOqBQWc.exe	99
PID 5052 wrote to memory of 1836	5052	mOqBQWc.exe	99
PID 5052 wrote to memory of 1836	5052	mOqBQWc.exe	99
PID 1836 wrote to memory of 1084	1836	cmd.exe	101
PID 1836 wrote to memory of 1084	1836	cmd.exe	101
PID 1836 wrote to memory of 1084	1836	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.exe
"C:\Users\Admin\AppData\Local\Temp\1658f0e2c9dfe87a46080d606c06ebbfd93f4d85b92a00c0da651f756cf2d04d.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:3144
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:3480
- - C:\Users\Admin\AppData\Local\Temp\1013754001\mOqBQWc.exe
    "C:\Users\Admin\AppData\Local\Temp\1013754001\mOqBQWc.exe"
    3⤵
    - 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
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:5052
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\1013754001\mOqBQWc.exe" & rd /s /q "C:\ProgramData\MOP8G4OPZ58Y" & exit
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1836
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 10
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:1084
- - C:\Users\Admin\AppData\Local\Temp\1013760001\cfb52ad5d7.exe
    "C:\Users\Admin\AppData\Local\Temp\1013760001\cfb52ad5d7.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:4548
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 636
      4⤵
      Program crash
      PID:372

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:3736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4548 -ip 4548
1⤵
PID:4780

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:2084

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:1764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

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