General

  • Target

    bb1529af37bcc44a4d65ee8da4ab05be.exe

  • Size

    80KB

  • Sample

    240528-2kcxpsge35

  • MD5

    bb1529af37bcc44a4d65ee8da4ab05be

  • SHA1

    2e0e4ddd78ff20ec2de8fb8993a0649cabfeedd2

  • SHA256

    675904e6ddfe4d5801da49bb4935fc71859e4edf5879a8c173f1f7df35c3970a

  • SHA512

    2a8fb12264df2f6bdf272fa585e2b5b27829e9f96813a5d349da2a7c8348cd3eb9097f5d10f3320f1ab192041d0274cd2ac4c0d9bcd0d716e33f1dc6162baf7b

  • SSDEEP

    1536:Gmc2zu/kU4Nl5jZnttCahWtrbazbwq6Kciw6VaZwYVg/VOZO6Kmi80:GmcT8UEntH4trbaYhKc8OZxK+0

Malware Config

Extracted

Family

xworm

C2

82.147.85.135:7000

Attributes
  • Install_directory

    %AppData%

  • install_file

    svhost.exe

Targets

    • Target

      bb1529af37bcc44a4d65ee8da4ab05be.exe

    • Size

      80KB

    • MD5

      bb1529af37bcc44a4d65ee8da4ab05be

    • SHA1

      2e0e4ddd78ff20ec2de8fb8993a0649cabfeedd2

    • SHA256

      675904e6ddfe4d5801da49bb4935fc71859e4edf5879a8c173f1f7df35c3970a

    • SHA512

      2a8fb12264df2f6bdf272fa585e2b5b27829e9f96813a5d349da2a7c8348cd3eb9097f5d10f3320f1ab192041d0274cd2ac4c0d9bcd0d716e33f1dc6162baf7b

    • SSDEEP

      1536:Gmc2zu/kU4Nl5jZnttCahWtrbazbwq6Kciw6VaZwYVg/VOZO6Kmi80:GmcT8UEntH4trbaYhKc8OZxK+0

    • 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.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • 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