xenorat | e629bbd6a5b5c253f38cea38d156d81e0f0e391b7e7618ff275e31fa0d3a34c6

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	SSUNJNDPI.exe

Executes dropped EXE 8 IoCs

pid	Process
4072	SSUNJNDPI.exe
1688	SSUNJNDPI.exe
808	SSUNJNDPI.exe
4816	SSUNJNDPI.exe
4000	SSUNJNDPI.exe
3252	SSUNJNDPI.exe
2752	SSUNJNDPI.exe
840	SSUNJNDPI.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 4072 set thread context of 1688	4072	SSUNJNDPI.exe	88
PID 4072 set thread context of 808	4072	SSUNJNDPI.exe	89
PID 4072 set thread context of 4816	4072	SSUNJNDPI.exe	90
PID 4000 set thread context of 3252	4000	SSUNJNDPI.exe	92
PID 4000 set thread context of 2752	4000	SSUNJNDPI.exe	93
PID 4000 set thread context of 840	4000	SSUNJNDPI.exe	94

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	schtasks.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

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	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
1888	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3672	WINWORD.EXE
3672	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe
808	SSUNJNDPI.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4072	SSUNJNDPI.exe
Token: SeDebugPrivilege	4000	SSUNJNDPI.exe
Token: SeDebugPrivilege	808	SSUNJNDPI.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE

Suspicious use of WriteProcessMemory 57 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 4072	3672	WINWORD.EXE	86
PID 3672 wrote to memory of 4072	3672	WINWORD.EXE	86
PID 3672 wrote to memory of 4072	3672	WINWORD.EXE	86
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 1688	4072	SSUNJNDPI.exe	88
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 808	4072	SSUNJNDPI.exe	89
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 4072 wrote to memory of 4816	4072	SSUNJNDPI.exe	90
PID 1688 wrote to memory of 4000	1688	SSUNJNDPI.exe	91
PID 1688 wrote to memory of 4000	1688	SSUNJNDPI.exe	91
PID 1688 wrote to memory of 4000	1688	SSUNJNDPI.exe	91
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 3252	4000	SSUNJNDPI.exe	92
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 2752	4000	SSUNJNDPI.exe	93
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 4000 wrote to memory of 840	4000	SSUNJNDPI.exe	94
PID 808 wrote to memory of 1888	808	SSUNJNDPI.exe	97
PID 808 wrote to memory of 1888	808	SSUNJNDPI.exe	97
PID 808 wrote to memory of 1888	808	SSUNJNDPI.exe	97

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\df7222411a3a5c18e0d8fb28befb5ed7.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3672
- 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:4072
- - 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:1688
  - - 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:4000
    - - 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:3252
    - - 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:2752
    - - 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:840
- - 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 behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:808
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD0AE.tmp" /F
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1888
- - 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:4816

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