General

  • Target

    https://www.upload.ee/download/15657107/813ac1d2bfa81d7f177e/XWorm-V5.0.rar

  • Sample

    240411-k6yymabe7s

Malware Config

Extracted

Family

xworm

Version

5.0

C2

testarosa.duckdns.org:7110

Mutex

Rg1w8TcZ1AXGhMnB

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    WindowsDefender.exe

aes.plain

Targets

    • Target

      https://www.upload.ee/download/15657107/813ac1d2bfa81d7f177e/XWorm-V5.0.rar

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks