General

  • Target
    Wave DOWNLOAD.zip
  • Size 35KB
  • Sample240526-vlfxesec59
  • SHA256 d01cffe070482ab9514faca52a0709b4dacd9e4e7e9a9cbab85764a5e2697227
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

C2
  • 212.132.117.91:7000

Attributes
  • Install_directory

    %AppData%

  • install_file

    SystemFiles.exe

Targets

    • Target
      Wave.exe
    • Size 63KB
    • SHA256 c3ceb18bfa4b4d0d31659159869eeb6239c0964907d25bb4b6f6ae0717e0edfb
    • MD5 SHA1 SHA512 SSDEEP
    • 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.

    • Downloads MZ/PE file

    • 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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks