xenorat | 3c66afe6ed426888388935d671be049f948a30a58b866b4cf669c7eea88e059f

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	SSUNJNDPI.exe

Executes dropped EXE 8 IoCs

pid	Process
1728	SSUNJNDPI.exe
4488	SSUNJNDPI.exe
4796	SSUNJNDPI.exe
4424	SSUNJNDPI.exe
4232	SSUNJNDPI.exe
1824	SSUNJNDPI.exe
3480	SSUNJNDPI.exe
4996	SSUNJNDPI.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 1728 set thread context of 4488	1728	SSUNJNDPI.exe	92
PID 1728 set thread context of 4796	1728	SSUNJNDPI.exe	93
PID 1728 set thread context of 4424	1728	SSUNJNDPI.exe	94
PID 4232 set thread context of 1824	4232	SSUNJNDPI.exe	96
PID 4232 set thread context of 3480	4232	SSUNJNDPI.exe	97
PID 4232 set thread context of 4996	4232	SSUNJNDPI.exe	98

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 9 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	SSUNJNDPI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSUNJNDPI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSUNJNDPI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSUNJNDPI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSUNJNDPI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSUNJNDPI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSUNJNDPI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSUNJNDPI.exe

Checks processor information in registry 2 TTPs 3 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\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.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
2344	schtasks.exe

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	3	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4856	WINWORD.EXE
4856	WINWORD.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1728	SSUNJNDPI.exe
Token: SeDebugPrivilege	4232	SSUNJNDPI.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4856	WINWORD.EXE
4856	WINWORD.EXE
4856	WINWORD.EXE
4856	WINWORD.EXE
4856	WINWORD.EXE
4856	WINWORD.EXE
4856	WINWORD.EXE

Suspicious use of WriteProcessMemory 57 IoCs

description	pid	Process	procid_target
PID 4856 wrote to memory of 1728	4856	WINWORD.EXE	89
PID 4856 wrote to memory of 1728	4856	WINWORD.EXE	89
PID 4856 wrote to memory of 1728	4856	WINWORD.EXE	89
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4488	1728	SSUNJNDPI.exe	92
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4796	1728	SSUNJNDPI.exe	93
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 1728 wrote to memory of 4424	1728	SSUNJNDPI.exe	94
PID 4796 wrote to memory of 4232	4796	SSUNJNDPI.exe	95
PID 4796 wrote to memory of 4232	4796	SSUNJNDPI.exe	95
PID 4796 wrote to memory of 4232	4796	SSUNJNDPI.exe	95
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 1824	4232	SSUNJNDPI.exe	96
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 3480	4232	SSUNJNDPI.exe	97
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4232 wrote to memory of 4996	4232	SSUNJNDPI.exe	98
PID 4424 wrote to memory of 2344	4424	SSUNJNDPI.exe	110
PID 4424 wrote to memory of 2344	4424	SSUNJNDPI.exe	110
PID 4424 wrote to memory of 2344	4424	SSUNJNDPI.exe	110

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\3c66afe6ed426888388935d671be049f948a30a58b866b4cf669c7eea88e059f.vbs"
1⤵
- Blocklisted process makes network request
PID:1344

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /Automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1728
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4488
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4796
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
      "C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:4232
    - - C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        
        C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1824
    - - C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        
        C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:3480
    - - C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        
        C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4996
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\SSUNJNDPI.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4424
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA31.tmp" /F
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:2344

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

Credential Access

Discovery

Query Registry

System Information Discovery