July Surprise

We've heard reports of an July surprise, but this is not what they had in mind:

Thousands of messages have been posted on internet chat-rooms with a subject line suggesting that journalists have discovered that the leader of al-Qaida has been found hanged.

One version of the message says in the subject line: "Osama bin Laden captured".

Then follows the exciting news: "Hey, Just got this from CNN, Osama Bin Laden has been captured! A video and some pictures have been released. Go to the link below for pictures, I will update the page with the video as soon as I can."

(snip)

Those who click a link are directed to a website to view pictures. But viewers curious to glimpse the corpse of the world's most wanted man will find that attempts to load the pictures get nowhere.

What they may not realise is that their computer might have been infected with a piece of malicious software, a Trojan horse, named because it uses a back-door method of infection and is programmed to steal sensitive information such as bank details. It may also spread spam.

Experts are warning users to ensure they have up-to-date anti-virus software. Graham Cluley, senior technology consultant at the anti-virus software company Sophos, said: "Hackers and virus writers will try all kinds of tricks to entice people into downloading their malicious code.