Beware of tweets telling you that
haha this is the funniest video ive EVER SEEN!
The Guardian reports that a malware attack using that tagline is spreading through Twitter. Following the link installs keylogging malware designed to capture user names and passwords for online banking sites. The Guardian story links to an F-Secure page which has dozens of sample tweets pushing the malware.
The malicious URL is a bit.ly link. The story also includes this hint–this is why I decided to post about the story:
If you need to check the final destination for a bit.ly URL, it’s easy with bit.ly links: add a + to the link you’re offered (eg http://bit.ly/b6Z3BC+, which shows the statistics for the URL for the dangerous site).