Overview

overview

10

Static

static

10

XWormClient.exe

windows10-2004-x64

10

XWormClient.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/07/2026, 23:07

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General

  • Target
    XWormClient.exe
  • Size 70KB
  • Sample260708-24a78abs5y
  • SHA256 5d61a25574a0750d45975826094c8d2d71489b538284a513772655b4e0546b6f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwareexecutionxwormpersistenceransomwareratspywaretrojan

Malware Config

Extracted

Family

  • xworm

Version

  • XWorm V6.0

C2

  • C1pher1337-39279.portmap.host:39279

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    XWormClient.exe

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Detect Xworm Payload 2 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution
  • Drops startup file 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

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

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 6 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\XWormClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XWormClient.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5140
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\XWormClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3844
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XWormClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3924
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\XWormClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2864
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XWormClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      PID:5464
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XWormClient" /tr "C:\ProgramData\XWormClient.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:1248
  • C:\ProgramData\XWormClient.exe
    C:\ProgramData\XWormClient.exe
    1⤵
    • Executes dropped EXE
    PID:3544
  • C:\PROGRA~3\XWormClient.exe
    C:\PROGRA~3\XWORMC~1.EXE
    1⤵
    • Executes dropped EXE
    PID:3528
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4428
    • 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 FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1452
  • 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:3040
  • 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:2588
  • C:\ProgramData\XWormClient.exe
    "C:\ProgramData\XWormClient.exe"
    1⤵
    • Executes dropped EXE
    PID:3932
  • C:\ProgramData\XWormClient.exe
    "C:\ProgramData\XWormClient.exe"
    1⤵
    • Executes dropped EXE
    PID:4280

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        XWormClient.exe
        • Path C:\ProgramData\XWormClient.exe
        • Size 70KB
        • SHA256 5d61a25574a0750d45975826094c8d2d71489b538284a513772655b4e0546b6f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 e56f4a38e0c60f0196c589e1952198368a10927e65ff24d1476ffafc489657f4
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 777aa2ec23d84d0a2946c5efd26d4cc006b617fd56d6ae5be3c031587e56bade
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 6c0e51867b97402c1fe72ecc42a91f2ce8d5daddd0e0aa13ca77717e4bc55260
        • 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 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        __PSScriptPolicyTest_0cpfxdcu.av1.ps1
        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0cpfxdcu.av1.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/1452-255-0x0000000008BC0000-0x0000000008C24000-memory.dmp
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        memory/2864-47-0x000001EAFBF30000-0x000001EAFC020000-memory.dmp
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        memory/3040-66-0x00000209001E0000-0x00000209002E0000-memory.dmp
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        memory/3040-111-0x0000020914290000-0x00000209142B0000-memory.dmp
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        memory/3040-93-0x0000020903E10000-0x0000020903E30000-memory.dmp
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        memory/3040-67-0x00000209001E0000-0x00000209002E0000-memory.dmp
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        memory/3040-78-0x0000020903A30000-0x0000020903A50000-memory.dmp
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        memory/3040-80-0x0000020913E90000-0x0000020913F90000-memory.dmp
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        memory/3040-65-0x00000209001E0000-0x00000209002E0000-memory.dmp
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        memory/3844-29-0x000001D918D50000-0x000001D918E40000-memory.dmp
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        memory/3844-10-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-21-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-22-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-23-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-24-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-25-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-26-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-27-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-3-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-30-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-19-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-18-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-6-0x000001D97FAA0000-0x000001D97FAC2000-memory.dmp
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        memory/3844-7-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-8-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-9-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-17-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-16-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-15-0x000001D97FA20000-0x000001D97FA2A000-memory.dmp
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        memory/3844-20-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/3844-13-0x000001D918810000-0x000001D91882E000-memory.dmp
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        memory/3844-14-0x000001D918A40000-0x000001D918AF2000-memory.dmp
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        memory/3924-40-0x0000014936BE0000-0x0000014936CD0000-memory.dmp
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        memory/3924-37-0x00000149368D0000-0x0000014936982000-memory.dmp
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        memory/5140-63-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/5140-59-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/5140-38-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/5140-34-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/5140-0-0x00007FFAE5B4F000-0x00007FFAE5B50000-memory.dmp
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        memory/5140-2-0x00007FFAE59C0000-0x00007FFAE6364000-memory.dmp
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        memory/5140-1-0x0000000000F00000-0x0000000000F18000-memory.dmp
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        memory/5464-54-0x000001E156130000-0x000001E156220000-memory.dmp
        Download