From an article in today’s Basler Zeitung:

Botnet. Photo credit: Wikipedia

Backdoor.Flashback.39 is said to be the most dangerous malware that has been developed for the Mac. It turns your machine into a botnet node becoming remote controllable. Most likely purpose will be sending of spam from your machine but it could also involve other activities.

The trojan has so far surfaced mostly in the US (300.000 infected Macs), Canada (90.000) and UK (50.000). But to be on the safe side visit the Kapersky Lab Site http://www.flashbackcheck.com/

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