Analysis

  • user interaction
    yes
  • max time kernel
    209s
  • max time network
    211s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/10/2026, 16:49

General

  • Target
    XWormClient.exe
  • Size 130KB
  • Sample261017-vb6ebsts3j
  • SHA256 a35b32653405710b4b5cfec9d3c9a64a3e253faf3a9bb5c58f3531f14f4f5708
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\XWormClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XWormClient.exe"
    1⤵
    • Checks computer location settings
    • Creates a file in the Startup directory
    • Adds Run key to start application
    • Enumerates video capture drivers
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2988
    • 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:2000
    • 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:4960
    • 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\Roaming\Everythingchecker'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4232
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Everythingchecker'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2940
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Everythingchecker" /tr "C:\Users\Admin\AppData\Roaming\Everythingchecker"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:860
  • C:\Users\Admin\AppData\Roaming\Everythingchecker
    C:\Users\Admin\AppData\Roaming\Everythingchecker
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:5076
  • C:\Users\Admin\AppData\Roaming\Everythingchecker
    C:\Users\Admin\AppData\Roaming\Everythingchecker
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2532
  • C:\Users\Admin\AppData\Roaming\Everythingchecker
    C:\Users\Admin\AppData\Roaming\Everythingchecker
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2780

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Everythingchecker.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Everythingchecker.log
        • Size 871B
        • SHA256 7a26a328310dc73b2df8b3f1035842619294c61f3706acaec0a68d7b917c2ef6
        • MD5 SHA1 SHA512 TLSH

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 2KB
        • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 85f6b0971e94daf9fd4e39413824f162851a9f5ce7f989bd92c903a4dbcbef26
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 e3cdd1b49dca63bf255aead7a7535cc6fc085425ff5ac48975d62c37af6a689e
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 976f9534aa2976c85c2455bdde786a3f55d63aefdd40942eba1223c4c93590db
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_niwve1es.zdv.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_niwve1es.zdv.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        Everythingchecker

        • Path C:\Users\Admin\AppData\Roaming\Everythingchecker
        • Size 130KB
        • SHA256 a35b32653405710b4b5cfec9d3c9a64a3e253faf3a9bb5c58f3531f14f4f5708
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2000-2-0x000002A3266D0000-0x000002A3266E0000-memory.dmp

        memory/2000-1-0x000002A3266D0000-0x000002A3266E0000-memory.dmp

        memory/2000-10-0x000002A326710000-0x000002A326732000-memory.dmp

        memory/2988-0-0x00000000008F0000-0x0000000000916000-memory.dmp

        memory/2988-44-0x0000000001200000-0x0000000001210000-memory.dmp