Overview

overview

10

Static

static

10

W.e.e.DClient.exe

windows10-ltsc_2021-x64

10

W.e.e.DClient.exe

windows10-2004-x64

10

W.e.e.DClient.exe

windows11-21h2-x64

10

W.e.e.DClient.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    899s
  • max time network
    736s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/10/2026, 16:23

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General

  • Target
    W.e.e.DClient.exe
  • Size 30KB
  • Sample261026-tv38msty7p
  • SHA256 37ad2b40a05294d9c1a6a335758e18050feee5efa06a129c250298861fb55f42
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwaredefense_evasiondiscoveryexecutionxwormpersistenceransomwareratspywaretrojan

Malware Config

Extracted

Family

  • xworm

C2

  • 28.tcp.cpolar.top:11573

Mutex

  • T88ZqtYgi37bGCO8

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Detect Xworm Payload 1 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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.

    discoverydefense_evasion
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • 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
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • 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
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\W.e.e.DClient.exe
    "C:\Users\Admin\AppData\Local\Temp\W.e.e.DClient.exe"
    1⤵
    • Enumerates video capture drivers
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpDA15.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3888
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2204
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:1900
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4892
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:5688
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3904
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2992
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:2212

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 599B
            • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 595B
            • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            tmpDA15.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmpDA15.tmp.bat
            • Size 165B
            • SHA256 fdfbfbd63c96842b2e2d164c3a934c3636723cdaea85188f6f8b4ab66de62fa5
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/3904-55-0x000001EE94330000-0x000001EE94350000-memory.dmp
            Download

            memory/3904-9-0x000001EE801E0000-0x000001EE802E0000-memory.dmp
            Download

            memory/3904-24-0x000001EE81E70000-0x000001EE81F70000-memory.dmp
            Download

            memory/3904-41-0x000001EE81DB0000-0x000001EE81DD0000-memory.dmp
            Download

            memory/3904-23-0x000001EE81A30000-0x000001EE81A50000-memory.dmp
            Download

            memory/3904-11-0x000001EE801E0000-0x000001EE802E0000-memory.dmp
            Download

            memory/4976-0-0x00007FFBE0EFF000-0x00007FFBE0F00000-memory.dmp
            Download

            memory/4976-4-0x00007FFBE0D70000-0x00007FFBE1714000-memory.dmp
            Download

            memory/4976-6-0x00007FFBE0D70000-0x00007FFBE1714000-memory.dmp
            Download

            memory/4976-3-0x00007FFBE0D70000-0x00007FFBE1714000-memory.dmp
            Download

            memory/4976-5-0x00007FFBE0D70000-0x00007FFBE1714000-memory.dmp
            Download

            memory/4976-2-0x00007FFBE0D70000-0x00007FFBE1714000-memory.dmp
            Download

            memory/4976-208-0x00007FFBE0D70000-0x00007FFBE1714000-memory.dmp
            Download

            memory/4976-1-0x0000000000430000-0x000000000043E000-memory.dmp
            Download