General

  • Target

    193c8e2c366ed5f7d32bdf49d685713fec5e980503b4aa59a2cd784726fd3d16N.exe

  • Size

    57KB

  • Sample

    250122-crex7stlej

  • MD5

    ea2155a8336ee66cc394276af9df5a20

  • SHA1

    2ab9a7e04d7b2b377f44b6edb7faa603be50f760

  • SHA256

    193c8e2c366ed5f7d32bdf49d685713fec5e980503b4aa59a2cd784726fd3d16

  • SHA512

    b86fdcbd8456d2c670860fe249ebe4d782b584f00fc7100f5e479b2904705226a1231b48b209d2e61561b30eb9caa6e9fd496410776a032d275dd198758ea067

  • SSDEEP

    1536:zL4nvOCq2RCXkOlKHI6Or6kIIJ2vb/UEzsoO6LAJPxOsL:zL4o2kiUdWbcqrA1xOsL

Malware Config

Extracted

Family

xworm

C2

192.168.10.71:1177

Attributes
  • Install_directory

    %Public%

  • install_file

    USB.exe

Targets

    • Target

      193c8e2c366ed5f7d32bdf49d685713fec5e980503b4aa59a2cd784726fd3d16N.exe

    • Size

      57KB

    • MD5

      ea2155a8336ee66cc394276af9df5a20

    • SHA1

      2ab9a7e04d7b2b377f44b6edb7faa603be50f760

    • SHA256

      193c8e2c366ed5f7d32bdf49d685713fec5e980503b4aa59a2cd784726fd3d16

    • SHA512

      b86fdcbd8456d2c670860fe249ebe4d782b584f00fc7100f5e479b2904705226a1231b48b209d2e61561b30eb9caa6e9fd496410776a032d275dd198758ea067

    • SSDEEP

      1536:zL4nvOCq2RCXkOlKHI6Or6kIIJ2vb/UEzsoO6LAJPxOsL:zL4o2kiUdWbcqrA1xOsL

    • 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