General

  • Target

    XClient.exe

  • Size

    39KB

  • Sample

    241203-t75bgatnbt

  • MD5

    40fd2932a64ccfd8ad76a8ce81d557d5

  • SHA1

    3e8f86b139ffb80a5425140d5ea08e149fae1b08

  • SHA256

    e19bbde43b68c0b2ab107adde791a74bdfd078fc6ac88df307e6a0cbee56b1da

  • SHA512

    35ebaf198dcc9071f163d89d0913fe1c0840ce4b28c6b9b15ab5710abb60c061c09e788565a6921c04a9975a7dd187fcdc4d03b6fc51dd09f944573dd3287679

  • SSDEEP

    768:ZBj78fx6MooHKBjJfDUbtRFH9OKi6BOMh6L05jX:b78p6MLqBjJfIbDFH93i6BOMskjX

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:14333

previous-contests.gl.at.ply.gg:14333

Mutex

GH9VJU0DztsBgWNu

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

aes.plain

Targets

    • Target

      XClient.exe

    • Size

      39KB

    • MD5

      40fd2932a64ccfd8ad76a8ce81d557d5

    • SHA1

      3e8f86b139ffb80a5425140d5ea08e149fae1b08

    • SHA256

      e19bbde43b68c0b2ab107adde791a74bdfd078fc6ac88df307e6a0cbee56b1da

    • SHA512

      35ebaf198dcc9071f163d89d0913fe1c0840ce4b28c6b9b15ab5710abb60c061c09e788565a6921c04a9975a7dd187fcdc4d03b6fc51dd09f944573dd3287679

    • SSDEEP

      768:ZBj78fx6MooHKBjJfDUbtRFH9OKi6BOMh6L05jX:b78p6MLqBjJfIbDFH93i6BOMskjX

    • 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.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • 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