the Conficker worm has been updated again and comes with a new rendezvous protocol that generates a massive 50,000 potential call-home domains per day. Though, there is no need to panic about DNS floods bringing down your network or legitimate domains suffering collateral damage by making it on Conficker’s `hit list’ (original article here). The latest variant, which Sophos detects as Mal/Conficker-B (aka Conficker.c), demonstrates a paradigm shift in the worms behavior, moving away from overt spreading techniques to more stealthy operations.
…read original article here.
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