General

  • Target
    Contract.vbs
  • Size 174KB
  • Sample260910-gtc9ls1zey
  • SHA256 cb2a7ca834acfa88aaf921b91fc0831369c8f9ea4979cb3f8f0f9b0449c09f70
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 185.29.10.23:1012

Mutex
  • 6sf5Q7gQVjv9Y0LL

Attributes
  • Install_directory

    %AppData%

  • install_file

    bin.exe

aes.plain

Targets

    • Target
      Contract.vbs
    • Size 174KB
    • SHA256 cb2a7ca834acfa88aaf921b91fc0831369c8f9ea4979cb3f8f0f9b0449c09f70
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: 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.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Executes a VBScript file via the Windows Script Host.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks