The latest version of the Zeus do-it-yourself crimeware kit goes to great lengths to thwart would-be pirates by introducing a hardware-based product activation scheme similar to what's found in Microsoft Windows.
The newest version with bare-bones capabilities starts at $4,000 and additional features can fetch as much as $10,000. The new feature is designed to prevent what Microsoft refers to as "casual copying" by ensuring that only one computer can run a licensed version of the program. After it is installed, users must obtain a key that's good for just that one machine.
Full story @ The Register
The bright side? If you are removing a Zeus infection then at least it wont be a cracked one