Unfollowed Me rogue application spreads virally on Twitter

Graham Cluley
@gcluley

Once again Twitter users are finding themselves hit by a fast-infecting attack, more commonly encountered by their Facebook-using cousins: a rogue application spreading virally across the network.

Thousands of Twitter users have fallen into the trap of allowing rogue third-party applications access their Twitter accounts, believing that it would tell them how many people have unfollowed them.

A typical message reads:

58 people have unfollowed me, find out how many have unfollowed you: [LINK] #rw2011 #duringsexplease #youneedanasswhoopin

See the hashtags? They appear to be currently trending phrases on Twitter – presumably the rogue applications are using them in the messages they spam out in an attempt to trick more users into clicking on the links.

If you do click on the link you are asked to give authorisation for a third-party application to access your Twitter account.

Don’t, whatever you do, press the “Allow” button. If you do, then…

Read more in my article on the Naked Security website.

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Graham Cluley is a veteran of the anti-virus industry having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent security analyst, he regularly makes media appearances and is an international public speaker on the topic of computer security, hackers, and online privacy. Follow him on Twitter at @gcluley, or drop him an email.

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