Remember the infamous Storm spamming botnet that later re-emerged as Waledac and was later silenced in a high-profile takedown led by Microsoft? It's baaaack -- and this time it's performing more malicious activity than sending annoying spam messages.
Researchers at Palo Alto Networks say earlier this month they discovered a new, more nasty variant of the Waledac malware that not only sends spam, but also steals passwords and other credentials: It can sniff for FTP, POP3, and SMTP user credentials, as well as pilfer .dat files for FTP and BitCoin.

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