Resubmissions

25-01-2025 13:24

250125-qnsa1swmdj 10

24-01-2025 22:04

250124-1y8e4a1lbz 10

General

  • Target

    NetCat Loader.exe

  • Size

    76KB

  • Sample

    250125-qnsa1swmdj

  • MD5

    1a56b39b62cff3bf7a75a708f6a11762

  • SHA1

    180d91a57ebb95a81bfaa394bca35c123efa916e

  • SHA256

    ad34f6a17ee318591b59ac4fbc300c53808630e4f163b644a58eadc85057348a

  • SHA512

    b86dfa4287e283fd7e734cc3897589c2bb6b98e35f1c82a6ab50f271baf8a9748a125a6c04425ccdf93566ddacb453290a9a63e5fc0d2797b70fb70b6dac03fb

  • SSDEEP

    1536:JqDtM7DwroXh9bSQ6/jyrV9nmRWnXzWb6Alyj:EwblSlryrV9nmwPeyj

Malware Config

Extracted

Family

xworm

C2

194.59.31.87:1111

Attributes
  • install_file

    USB.exe

Targets

    • Target

      NetCat Loader.exe

    • Size

      76KB

    • MD5

      1a56b39b62cff3bf7a75a708f6a11762

    • SHA1

      180d91a57ebb95a81bfaa394bca35c123efa916e

    • SHA256

      ad34f6a17ee318591b59ac4fbc300c53808630e4f163b644a58eadc85057348a

    • SHA512

      b86dfa4287e283fd7e734cc3897589c2bb6b98e35f1c82a6ab50f271baf8a9748a125a6c04425ccdf93566ddacb453290a9a63e5fc0d2797b70fb70b6dac03fb

    • SSDEEP

      1536:JqDtM7DwroXh9bSQ6/jyrV9nmRWnXzWb6Alyj:EwblSlryrV9nmwPeyj

    • 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.

    • Executes dropped EXE

    • 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