xenorat | bf6659af111dfa8daca20d98f53711b282cce11434fff5d245a0c277e6c806ef

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	SSUNJNDPI.exe

Executes dropped EXE 8 IoCs

pid	Process
1304	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4420	SSUNJNDPI.exe
2528	SSUNJNDPI.exe
3320	SSUNJNDPI.exe
1272	SSUNJNDPI.exe
5076	SSUNJNDPI.exe
4812	SSUNJNDPI.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 1304 set thread context of 4204	1304	SSUNJNDPI.exe	92
PID 1304 set thread context of 4420	1304	SSUNJNDPI.exe	93
PID 1304 set thread context of 2528	1304	SSUNJNDPI.exe	94
PID 3320 set thread context of 1272	3320	SSUNJNDPI.exe	96
PID 3320 set thread context of 5076	3320	SSUNJNDPI.exe	97
PID 3320 set thread context of 4812	3320	SSUNJNDPI.exe	98

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
2676	4812	WerFault.exe	98

System Location Discovery: System Language Discovery 1 TTPs 8 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	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
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
4740	schtasks.exe

Script User-Agent 1 IoCs

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

description	flow	ioc
HTTP User-Agent header	4	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4016	WINWORD.EXE
4016	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe
4204	SSUNJNDPI.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1304	SSUNJNDPI.exe
Token: SeDebugPrivilege	3320	SSUNJNDPI.exe
Token: SeDebugPrivilege	4204	SSUNJNDPI.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4016	WINWORD.EXE
4016	WINWORD.EXE
4016	WINWORD.EXE
4016	WINWORD.EXE
4016	WINWORD.EXE
4016	WINWORD.EXE
4016	WINWORD.EXE

Suspicious use of WriteProcessMemory 57 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 1304	4016	WINWORD.EXE	90
PID 4016 wrote to memory of 1304	4016	WINWORD.EXE	90
PID 4016 wrote to memory of 1304	4016	WINWORD.EXE	90
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4204	1304	SSUNJNDPI.exe	92
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 4420	1304	SSUNJNDPI.exe	93
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 1304 wrote to memory of 2528	1304	SSUNJNDPI.exe	94
PID 4420 wrote to memory of 3320	4420	SSUNJNDPI.exe	95
PID 4420 wrote to memory of 3320	4420	SSUNJNDPI.exe	95
PID 4420 wrote to memory of 3320	4420	SSUNJNDPI.exe	95
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 1272	3320	SSUNJNDPI.exe	96
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 5076	3320	SSUNJNDPI.exe	97
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 3320 wrote to memory of 4812	3320	SSUNJNDPI.exe	98
PID 4204 wrote to memory of 4740	4204	SSUNJNDPI.exe	105
PID 4204 wrote to memory of 4740	4204	SSUNJNDPI.exe	105
PID 4204 wrote to memory of 4740	4204	SSUNJNDPI.exe	105

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Pagopendiente.vbs"
1⤵
- Blocklisted process makes network request
PID:4980

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:4016
- 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:1304
- - 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:4204
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDB0E.tmp" /F
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4740
- - 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:4420
  - - 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:3320
    - - 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:1272
    - - 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:5076
    - - C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        
        C:\Users\Admin\AppData\Roaming\UpdateManager\SSUNJNDPI.exe
        5⤵
        Executes dropped EXE
        
        PID:4812
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 80
        6⤵
        Program crash
        
        PID:2676
- - 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:2528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4812 -ip 4812
1⤵
PID:1932

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