xworm | aed09e9db41ae8457b5993584409582e6cb6472e4e1d68f92f919a47f553b8da

Analysis

max time kernel
149s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/07/2026, 06:29

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General

Target
z1OutstandingPO06_07_2026.vbs
Size 1022KB
Sample260720-g86vgabw4v
SHA256 aed09e9db41ae8457b5993584409582e6cb6472e4e1d68f92f919a47f553b8da
MD5 ef7181deee2612dce70f66e0a9cdfbcc
SHA1 f3c54f422254584bf28f96fa8bdb621bfa7b81d0
SHA512 49c39bc2d5a420a941976a71d531b58056d28b1a3209722ef7b03066aecbd8e517a21c4356c4e3b3eb7e102f3db5b0f45e27c46e9b8b0d38a4b379cc3e3b3162
SSDEEP 384:PA6j7Dk7Do73K7t737i7Y787g7p7S7J7d767SD7Ej7YDGAgImy:4aKyDJmy
TLSH
T1AD253335EB2C1F61A3830F64DC43151CEAB34F5FC1DE65A19C2E325D336486A62AA78D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm persistence rat trojan

Malware Config

Signatures

Family: Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/1004-16-0x0000000000400000-0x000000000041C000-memory.dmp	family_xworm

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5072	5064	powershell.exe	89

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
1	5072	powershell.exe

Executes dropped EXE 4 IoCs

pid	Process
5904	windows32s.exe
5032	windows32s.exe
1168	windows32s.exe
4896	windows32s.exe

Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs

execution

Visual Basic

T1059.005

pid	Process
1540	WScript.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5072 set thread context of 1004	5072	powershell.exe	95

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
5072	powershell.exe

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	windows32s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windows32s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Caspol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windows32s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windows32s.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

T1053.005

pid	Process
4204	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe
5072	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5072	powershell.exe
Token: SeDebugPrivilege	1004	Caspol.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3180	conhost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3180 wrote to memory of 3024	3180	conhost.exe	94
PID 5072 wrote to memory of 1004	5072	powershell.exe	95
PID 5072 wrote to memory of 1004	5072	powershell.exe	95
PID 5072 wrote to memory of 1004	5072	powershell.exe	95
PID 5072 wrote to memory of 1004	5072	powershell.exe	95
PID 5072 wrote to memory of 1004	5072	powershell.exe	95
PID 1004 wrote to memory of 4204	1004	Caspol.exe	96

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\z1OutstandingPO06_07_2026.vbs"
1⤵
- Executes a VBScript file via the Windows Script Host.
PID:1540

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -NoProfile -Command "Invoke-Expression $env:bedusting"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1004
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "windows32s" /tr "C:\Users\Admin\AppData\Roaming\windows32s.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4204

C:\Windows\system32\conhost.exe
conhost.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3180
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe
  2⤵
  PID:3024

C:\Users\Admin\AppData\Roaming\windows32s.exe
C:\Users\Admin\AppData\Roaming\windows32s.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5904

C:\Users\Admin\AppData\Roaming\windows32s.exe
"C:\Users\Admin\AppData\Roaming\windows32s.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5032

C:\Users\Admin\AppData\Roaming\windows32s.exe
"C:\Users\Admin\AppData\Roaming\windows32s.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1168

C:\Users\Admin\AppData\Roaming\windows32s.exe
"C:\Users\Admin\AppData\Roaming\windows32s.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4896

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Visual Basic

T1059.005

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

windows32s.exe

Path C:\Users\Admin\AppData\Roaming\windows32s.exe
Size 99KB
SHA256 57e9675902b443085e37ead57dfed97de6bb61321682bc93aff30f16b5ca5aeb
MD5 f61fa5ce25f885a9b1f549055c9911ed
SHA1 aba1c035b06017b0b0bd1c712669646e4f3765ab
SHA512 02e3db343037294fd3b774f954c9a617a50715e6b89d7c409f3c7dc5a1cf5ed9418158c442e9e80111994da139a9a16db33ac68a833d6d115c4a41bdf75751ac
SSDEEP 1536:VSF7vAYeRqH3ex0Jj/3MZpEktOgl6mdcQ6A4vrZZ1RpvlWN4wpzh:qAYeXGJy96mdclA4vrNRpvlsld
TLSH
T140A3B465B3FD1224F2FF8B70ADF89452453BBD9BA951C26D2C89028906327C1D922F77
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1004-16-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/1004-27-0x0000000007BA0000-0x0000000007C32000-memory.dmp

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memory/1004-21-0x0000000005D80000-0x000000000633A000-memory.dmp

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memory/1004-20-0x0000000005730000-0x0000000005796000-memory.dmp

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memory/1004-19-0x0000000005690000-0x000000000572C000-memory.dmp

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memory/5072-12-0x000001A674A90000-0x000001A674B44000-memory.dmp

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memory/5072-15-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-10-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-11-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-0-0x00007FFB4669F000-0x00007FFB466A0000-memory.dmp

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memory/5072-13-0x000001A674480000-0x000001A67448A000-memory.dmp

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memory/5072-14-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-9-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-8-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-18-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-7-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-6-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-5-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-4-0x00007FFB46510000-0x00007FFB46EB4000-memory.dmp

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memory/5072-3-0x000001A65C2D0000-0x000001A65C2F2000-memory.dmp

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memory/5904-25-0x0000000000010000-0x000000000002C000-memory.dmp

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