Double edge mis-guided protection XCP

The software the is originally designed to protect the interest of the Sony in the music industry becomes a potential backdoor threat. The first virus based on the anti-piracy copy protection used by music publisher Sony BMG appears on the internet... The original copy protection known as "Extended Copy Protection (XCP) CD copy protection" uses rookit based technology to hide on PCs on which the music CD's are played. But with some modifications the same code used to protect the music vendor can also wreak havoc.

The first virus based on this approach is called "Stinx-E Trojan" and was discovered by Sophos PLC. This virus appears as a normal email with the subject line “Photo approval,”.

By clicking on the attachment in the e-mail this virus will bring down the computer’s firewall, giving hackers access to it (similar to a botnet). This virus leverages the same XCP software to hide in the computer....

More details here.