General

  • Target
    https://www.cpuid.com/softwares/cpu-z.html
  • Sample260415-sshcqabx6l

Malware Config

Targets

    • Target
      https://www.cpuid.com/softwares/cpu-z.html
    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Enterprise v16

Tasks