formbook | eed0f8c78ea3e75f8716e6a45b936c3949108cd7920d657c63824bc9a6bf9c37

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions	0rderD4ER18jd.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools	0rderD4ER18jd.exe

Checks BIOS information in registry 2 TTPs 2 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	0rderD4ER18jd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	0rderD4ER18jd.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	0rderD4ER18jd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	0rderD4ER18jd.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	0rderD4ER18jd.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	0rderD4ER18jd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3348 set thread context of 5048	3348	0rderD4ER18jd.exe	103
PID 5048 set thread context of 3452	5048	0rderD4ER18jd.exe	56
PID 5048 set thread context of 3452	5048	0rderD4ER18jd.exe	56
PID 4528 set thread context of 3452	4528	chkdsk.exe	56

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Gljihbd\7nql06vqpn.exe	chkdsk.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0rderD4ER18jd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 38 IoCs

pid	Process
860	powershell.exe
860	powershell.exe
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe
4528	chkdsk.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
5048	0rderD4ER18jd.exe
4528	chkdsk.exe
4528	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	860	powershell.exe
Token: SeDebugPrivilege	5048	0rderD4ER18jd.exe
Token: SeDebugPrivilege	4528	chkdsk.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3348 wrote to memory of 860	3348	0rderD4ER18jd.exe	100
PID 3348 wrote to memory of 860	3348	0rderD4ER18jd.exe	100
PID 3348 wrote to memory of 860	3348	0rderD4ER18jd.exe	100
PID 3348 wrote to memory of 5048	3348	0rderD4ER18jd.exe	103
PID 3348 wrote to memory of 5048	3348	0rderD4ER18jd.exe	103
PID 3348 wrote to memory of 5048	3348	0rderD4ER18jd.exe	103
PID 3348 wrote to memory of 5048	3348	0rderD4ER18jd.exe	103
PID 3348 wrote to memory of 5048	3348	0rderD4ER18jd.exe	103
PID 3348 wrote to memory of 5048	3348	0rderD4ER18jd.exe	103
PID 3452 wrote to memory of 4528	3452	Explorer.EXE	104
PID 3452 wrote to memory of 4528	3452	Explorer.EXE	104
PID 3452 wrote to memory of 4528	3452	Explorer.EXE	104
PID 4528 wrote to memory of 4920	4528	chkdsk.exe	105
PID 4528 wrote to memory of 4920	4528	chkdsk.exe	105
PID 4528 wrote to memory of 4920	4528	chkdsk.exe	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Users\Admin\AppData\Local\Temp\0rderD4ER18jd.exe
  "C:\Users\Admin\AppData\Local\Temp\0rderD4ER18jd.exe"
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Looks for VirtualBox Guest Additions in registry
  - Looks for VMWare Tools registry key
  - Checks BIOS information in registry
  - Windows security modification
  - Maps connected drives based on registry
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3348
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "powershell" Get-MpPreference -verbose
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:860
- - C:\Users\Admin\AppData\Local\Temp\0rderD4ER18jd.exe
    "C:\Users\Admin\AppData\Local\Temp\0rderD4ER18jd.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:5048
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4528
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\0rderD4ER18jd.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Virtualization/Sandbox Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion