General

  • Target
    Updater.exe
  • Size 11.6MB
  • Sample260819-aw4e9abm8w
  • SHA256 213c343ab852a0b185a2198677bf48ac0e7372467cce84d813fe8c5ddc7464b7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Updater.exe
    • Size 11.6MB
    • SHA256 213c343ab852a0b185a2198677bf48ac0e7372467cce84d813fe8c5ddc7464b7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Overlord RAT

    • Family: Overlord

      Overlord is an open-source Windows RAT written in Golang.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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.

    • Executes dropped EXE

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks