Show me the money!

There’s a Trojan at large and it blocks
All your files, for the hard disc it locks.
To unlock it, honey,
You have to pay money,
Malware writers say "ransomware" rocks!

TechWorld 27/04/06: Malware writers have a new angle: software that freezes a computer, and then holds your files to ransom - demanding payment by Western Union money transfer. Get the story here