General

  • Target
    VoidlessServerSideV2.exe
  • Size 89.8MB
  • Sample260804-se6s6azzew
  • SHA256 58695e9da124479db38a849187de2599db7dd394b65449b586713211f58faccb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

C2
  • bore.pub:47157

  • fmqnd2ytj4.localto.net:47157

  • CrazyRT-47157.portmap.host:47157

  • crbht1zwhi.localto.net:47157

  • Mauart-12-42487.portmap.host:47157

  • ovutroph1n.localto.net:47157

Attributes
  • Install_directory

    %AppData%

  • install_file

    system64.exe

  • telegram

    https://api.telegram.org/bot8640934781:AAHfnns0u4XeUuQZfC4AQuhRCcRkyBaOdZA/sendMessage?chat_id=1146480839

Targets

    • Target
      VoidlessServerSideV2.exe
    • Size 89.8MB
    • SHA256 58695e9da124479db38a849187de2599db7dd394b65449b586713211f58faccb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: 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.

    • Creates a file in the Startup directory

      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

    • 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.

    • Maps connected drives based on registry

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

MITRE ATT&CK Enterprise v16

Tasks