Checks BIOS information in registry

BIOS information is often read in order to detect sandboxing environments.

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

Windows security modification

Adds Run key to start application

Checks whether UAC is enabled

Maps connected drives based on registry

Disk information is often read in order to detect sandboxing environments.

Suspicious use of SetThreadContext