Cross-platform Boonana Trojan targets Facebook users

The Boonana Trojan has been making the headlines in the last 24 hours. The reason why the threat, which has been compared to Koobface – but is technically not a member of that malware family, has been getting so much attention is that it doesn’t just infect Windows, but targets Mac OS X and Linux computers too.

The Boonana Trojan horse appears to have been spread via Facebook in messages asking “is this you in this video”.

IMPORTANT! PLEASE READ. Hi <username>. Is this you in this video here : <link>

Clicking on the link takes you to an external website that displays an image of a woman (grabbed from the Hot Or Not website).

Visitors to the webpage who want to see more are prompted to give permission for an applet…

Read more in my article on the Naked Security website.

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Graham Cluley •   @gcluley

Graham Cluley is a veteran of the cybersecurity 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 analyst, he regularly makes media appearances and is an international public speaker on the topic of cybersecurity, hackers, and online privacy. Follow him on Twitter, Mastodon, Bluesky, or drop him an email.