NetSky is Virus of the year for 2004

NetSky worm continued to dominate the anti-virus charts in 2005. This mass-mailing worm rides on social engineering ´computer users’ penchant for opening attachment of email messages from unfamiliar sources to propagate. It uses subject lines and messages that could trick email recipients to think that the attachment has been scanned by a certain antivirus vendor and is thus safe. Variants include P and D.