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General

  • Target

    XClient.exe

  • Size

    68KB

  • Sample

    250309-q94k6ssvaw

  • MD5

    ae4e61fd837b0e6d4fb3c35007c9545c

  • SHA1

    bb5cf7286d537d5e999be9c533edcd8645a31b33

  • SHA256

    9912ad07b66689f5617312166302b0f4753a5efeb58d184e79c710df73d555c3

  • SHA512

    95fca0fab62b46e3ba93a02655f667e8c17971f76eb4dc4aeab7d4a9a78be0e1292f3ad03b03a78d665fff3dbee589f4c29ccdde6d883f9a18f9301610785d54

  • SSDEEP

    1536:BwaxRT7GSl/rScPN+bXW+tBHTMr6dbrO8jn0wO:/zSiN+bXdtx3rOqzO

Malware Config

Extracted

Family

xworm

C2

improve-gis.gl.at.ply.gg:33898

Attributes
  • Install_directory

    %AppData%

  • install_file

    Explorer.exe

Targets

    • Target

      XClient.exe

    • Size

      68KB

    • MD5

      ae4e61fd837b0e6d4fb3c35007c9545c

    • SHA1

      bb5cf7286d537d5e999be9c533edcd8645a31b33

    • SHA256

      9912ad07b66689f5617312166302b0f4753a5efeb58d184e79c710df73d555c3

    • SHA512

      95fca0fab62b46e3ba93a02655f667e8c17971f76eb4dc4aeab7d4a9a78be0e1292f3ad03b03a78d665fff3dbee589f4c29ccdde6d883f9a18f9301610785d54

    • SSDEEP

      1536:BwaxRT7GSl/rScPN+bXW+tBHTMr6dbrO8jn0wO:/zSiN+bXdtx3rOqzO

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks