General

  • Target
    m3stromectol.com_hyber.exe
  • Size 49KB
  • Sample260825-lam2xsgm2z
  • SHA256 5cf21ef25f5c947601acb54344f0ed14b59f8e539e354c18fe86d0925683185b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      m3stromectol.com_hyber.exe
    • Size 49KB
    • SHA256 5cf21ef25f5c947601acb54344f0ed14b59f8e539e354c18fe86d0925683185b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender DisableAntiSpyware settings

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • 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.

    • Disables service(s)

    • Reads user/profile data of web browsers

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

    • Stops running service(s)

    • Adds Run key to start application

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Drops file in System32 directory

    • Executes a VBScript file via the Windows Script Host.

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v16

Tasks