Checks computer location settings

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

Drops startup file

Executes dropped EXE

Loads dropped DLL

UPX packed file

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

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.

Drops autorun.inf file

Malware can abuse Windows Autorun to spread further via attached volumes.

Suspicious use of SetThreadContext