Checks computer location settings

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

Executes dropped EXE

UPX packed file

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

Uses the VBS compiler for execution

Writes to the Master Boot Record (MBR)

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext