Oh great; just what the world needs: more spyware. This time it’s open source, too. Despite the KSpyware name, however, it’s for Windows, not KDE.
It does use perl, but it relies heavily upon win32 heavily.
Also, for those who need it: The Free (and 99.9% foolproof) way of ridding your computer of spyware, adware, malware in general, and viruses. It’s a must read for any Windows user (and a very good link to pass around to your Windows-using friends and family…)