Before you run any executables inside the KWSS_BLE2012.rar package:
Only download from community-vetted repositories or the official developer's site if available. Download KWSS BLE2012 rar
When looking for niche archives, avoid clicking on "Instant Download" buttons on suspicious forums. Before you run any executables inside the KWSS_BLE2012
Right-click and choose "Extract to..." so you can preview the contents before opening anything. Download KWSS BLE2012 rar
Even if the source seems okay, run a quick scan on the extracted folder.