General

  • Target
    https://vmi3443065.contaboserver.net/?_task=mail&_action=get&_mbox=INBOX&_uid=88551&_token=945ed884d795ec42765d03f5cd1701e4171d3752823072929cb8b8609b2b39cb&_part=4.0.2&_embed=1&_mimeclass=image
  • Sample260907-yazf6sfl4y

Malware Config

Targets

    • Target
      https://vmi3443065.contaboserver.net/?_task=mail&_action=get&_mbox=INBOX&_uid=88551&_token=945ed884d795ec42765d03f5cd1701e4171d3752823072929cb8b8609b2b39cb&_part=4.0.2&_embed=1&_mimeclass=image
    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks computer location settings

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

    • Executes dropped EXE

    • Executes a VBScript file via the Windows Script Host.

MITRE ATT&CK Enterprise v16

Tasks