General

  • Target

    https://store3.gofile.io/download/web/5a35b2f7-ceb4-48da-ad15-58a49c55c739/VelocitySupportTool.exe

  • Sample

    250306-zyqdvaxvew

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

tTke5rVlOvz3zHAt

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/MNJM1De2

aes.plain

Extracted

Family

xworm

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/izCnqikF

Targets

    • Target

      https://store3.gofile.io/download/web/5a35b2f7-ceb4-48da-ad15-58a49c55c739/VelocitySupportTool.exe

    • 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.

    • Downloads MZ/PE file

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • 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