xworm | 9e32a6a856241cfb46d230edf27035cf1d85a2ecbb594dda0241b80b08143b1f

Analysis

max time kernel
300s
max time network
297s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/10/2026, 04:01

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General

Target
SKMC_20261022_90000010QAI99800.hta
Size 2KB
Sample261023-elplkacb73
SHA256 9e32a6a856241cfb46d230edf27035cf1d85a2ecbb594dda0241b80b08143b1f
MD5 ed95538313eca249f41ffe3bb33c2144
SHA1 4c515211ba9c726b9038c4678e71a8fddf0e1051
SHA512 58561ab5e8e04a23dd4801e53fc0ad38abf3256b083275db9488c72c01fec1a78e139b232a2195d4fbf60edd04aa2f8170f331dd979da98115bf07cab6396337
TLSH
T14241F44363EE0504A2F31B8DA97361750BB7BE46593C8A9C04DC690D8FE3E558862BF3
MD5 SHA1 SHA512 TLSH

Score

10^/10

defense_evasion discovery execution xworm persistence privilege_escalation rat trojan

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://rough-truth-e072.publicftpresend.workers.dev/wxnpaw
exe.dropper
https://rough-truth-e072.publicftpresend.workers.dev/wxnpaw

Extracted

Family

xworm

Version

217.60.102.94:443

Mutex

nKOjckqygnhp6St5

Attributes

Install_directory
%AppData%
install_file
windows.exe

aes.plain

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/984-20-0x0000000000400000-0x000000000040E000-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	5656	2652	powershell.exe	89

Badlisted process makes network request 3 IoCs

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

flow	pid	Process
5	2864	mshta.exe
8	5656	powershell.exe
9	5656	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
5656	powershell.exe

Creates a file in the Startup directory 1 TTPs 2 IoCs

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

persistence privilege_escalation

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\windows.lnk	MSBuild.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\windows.lnk	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5656 set thread context of 984	5656	powershell.exe	93

Enumerates video capture drivers 2 TTPs 1 IoCs

Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.

discovery defense_evasion

Peripheral Device Discovery

T1120

Video Capture

T1125

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Drivers32\msvideo9	MSBuild.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	mshta.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	mshta.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Script User-Agent 1 IoCs

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

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5656	powershell.exe
5656	powershell.exe
5656	powershell.exe
5656	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5656	powershell.exe
Token: SeDebugPrivilege	984	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5656 wrote to memory of 1660	5656	powershell.exe	92
PID 5656 wrote to memory of 984	5656	powershell.exe	93
PID 5656 wrote to memory of 984	5656	powershell.exe	93
PID 5656 wrote to memory of 984	5656	powershell.exe	93
PID 5656 wrote to memory of 984	5656	powershell.exe	93
PID 5656 wrote to memory of 984	5656	powershell.exe	93

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\SKMC_20261022_90000010QAI99800.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
1⤵
- Badlisted process makes network request
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:2864

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass -Command "& 'C:\Users\Admin\AppData\Local\Temp\rad109FD.tmp.ps1'; Remove-Item -LiteralPath 'C:\Users\Admin\AppData\Local\Temp\rad109FD.tmp.ps1' -Force -ErrorAction SilentlyContinue"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5656
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:1660
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - Creates a file in the Startup directory
  - Enumerates video capture drivers
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:984

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Video Capture

T1125

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

rad109FD.tmp.ps1

Path C:\Users\Admin\AppData\Local\Temp\rad109FD.tmp.ps1
Size 1KB
SHA256 659f8bed17bfa889f9c6e5e153a7bb2c8c8571bc73ca39fcbdc60975f03acf28
MD5 dd6bf29e340966d0b493c5b66fb6e5d7
SHA1 b5b0bde1d061d5cc8cd4b02dfe5e233c0b365e12
SHA512 78f53aee6746e57f9aaf25d808997c296216e5d5b9e0df3ffb3f4b097bd05243be7f62d7a971e257fe273311ea3f962e8f91e480998fae6d057ce1a7b6114f71
TLSH
T1E341D6A31990008CCA95C6B9261250D1FB2205963611AC3FB838C75BAF3B48E0BED370
MD5 SHA1 SHA512 TLSH

Submit Download

memory/984-28-0x0000000005CF0000-0x0000000005D56000-memory.dmp

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memory/984-23-0x0000000005500000-0x000000000559C000-memory.dmp

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memory/984-20-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5656-13-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-16-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-10-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-7-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-11-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-12-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-1-0x00007FFFBD71F000-0x00007FFFBD720000-memory.dmp

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memory/5656-14-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-15-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-8-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-17-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-18-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-19-0x0000027DC3480000-0x0000027DC34BA000-memory.dmp

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memory/5656-5-0x0000027DC30C0000-0x0000027DC30E2000-memory.dmp

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memory/5656-22-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-6-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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memory/5656-2-0x00007FFFBD590000-0x00007FFFBDF34000-memory.dmp

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