General

  • Target
    winrar-x64-723uk.exe
  • Size 3.7MB
  • Sample260701-qzrtmafv7p
  • SHA256 0e4a3b9ac81ae74b9e436b28255cc94aa32185917acf193a43f36d24adff2a5b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      winrar-x64-723uk.exe
    • Size 3.7MB
    • SHA256 0e4a3b9ac81ae74b9e436b28255cc94aa32185917acf193a43f36d24adff2a5b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Downloads MZ/PE file

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

MITRE ATT&CK Enterprise v16

Tasks