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General

  • Target

    XClient.exe

  • Size

    237KB

  • Sample

    250301-qc6z2aslw7

  • MD5

    50f059bf53d9b59728eeb0bdecdf40e7

  • SHA1

    892d6c2bc4efeee06c747d0cf3dd5f26a087398b

  • SHA256

    3c4947c30053221ba3947e03eec50eda97a6119aa0fb5a435d73e417744193f3

  • SHA512

    b5dcf35a0c26d20f62d46e88af8431a90d474ce3e0ce70716a1c0b0b7d87190a2dc74fadeca2ae6952aad85e6bf61c7336351e0d09ffbaaf02e36b25361c2331

  • SSDEEP

    3072:azrtwZdQ+bhHvnOPebcEm8SKfbzxcwg7es6/Vsb8VKTu549oJMfF/H9N3Ky9NzLP:CwvxbDmUhcX7elbKTua9bfF/H9d9n

Malware Config

Extracted

Family

xworm

C2

november-cope.gl.at.ply.gg:37025

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    update.exe

Targets

    • Target

      XClient.exe

    • Size

      237KB

    • MD5

      50f059bf53d9b59728eeb0bdecdf40e7

    • SHA1

      892d6c2bc4efeee06c747d0cf3dd5f26a087398b

    • SHA256

      3c4947c30053221ba3947e03eec50eda97a6119aa0fb5a435d73e417744193f3

    • SHA512

      b5dcf35a0c26d20f62d46e88af8431a90d474ce3e0ce70716a1c0b0b7d87190a2dc74fadeca2ae6952aad85e6bf61c7336351e0d09ffbaaf02e36b25361c2331

    • SSDEEP

      3072:azrtwZdQ+bhHvnOPebcEm8SKfbzxcwg7es6/Vsb8VKTu549oJMfF/H9N3Ky9NzLP:CwvxbDmUhcX7elbKTua9bfF/H9d9n

    • 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