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General

  • Target

    setup loader.exe

  • Size

    49KB

  • Sample

    240615-zr8lvatfna

  • MD5

    92bc0dad236bed95c0503c72049d7f7b

  • SHA1

    f68dc458b17f797f06fca1b61f058caead9b3560

  • SHA256

    2e40036d668ff96a553bde8c62dab4f7ac024256deaa2e68f1e19fe94a2f98f2

  • SHA512

    95b3710e2e0f7fda6cede8fff283e0918b70cd1251fe24eb24cede0b5f8d59188c82d1575dcd60dfe2a1d2e504ae282e1f37329d223b8073048027e2745dd26f

  • SSDEEP

    768:bShn8azMUFJHlxXmWMvJF5P49O/yt16gOMhV3IOYmn4P3UX8cO0:bavzMUFxzXmRFq94m6gOMbY64fUX8u

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:15560

7.tcp.eu.ngrok.io:15560

Mutex

ZukGNk9bpYNaevaf

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

aes.plain

Targets

    • Target

      setup loader.exe

    • Size

      49KB

    • MD5

      92bc0dad236bed95c0503c72049d7f7b

    • SHA1

      f68dc458b17f797f06fca1b61f058caead9b3560

    • SHA256

      2e40036d668ff96a553bde8c62dab4f7ac024256deaa2e68f1e19fe94a2f98f2

    • SHA512

      95b3710e2e0f7fda6cede8fff283e0918b70cd1251fe24eb24cede0b5f8d59188c82d1575dcd60dfe2a1d2e504ae282e1f37329d223b8073048027e2745dd26f

    • SSDEEP

      768:bShn8azMUFJHlxXmWMvJF5P49O/yt16gOMhV3IOYmn4P3UX8cO0:bavzMUFxzXmRFq94m6gOMbY64fUX8u

    • Detect Xworm Payload

    • 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.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks