General

  • Target
    XClient.exe
  • Size 82KB
  • Sample240602-rhnlbafb86
  • SHA256 c52b1dcc41733a205f4116d7bd9534f5fcf6bfde4b5e0273afbc1b044ffa2bb4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

C2
  • 127.0.0.1:7489

  • related-star.gl.at.ply.gg:7489

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    steamwebhelper.exe

Targets

    • Target
      XClient.exe
    • Size 82KB
    • SHA256 c52b1dcc41733a205f4116d7bd9534f5fcf6bfde4b5e0273afbc1b044ffa2bb4
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks