Command-and-control (C&C) server communication is essential for botnet creators to control zombie computers (or bots). To hide this from security researchers, they often use rootkits and other “tricks”. However, hiding the network traffic – specifically from monitoring outside an infected computer – is not an easy task, but is something that the botnet creators have […]
Who says you can’t teach old malware new tricks? Recently, we reported on how ZBOT had made a comeback of sorts in 2013; this was followed by media reports that it was now spreading via Facebook. Now, we have spotted a new ZBOT variant that can spread on its own.This particular ZBOT variant arrives through […]
On June 5, Microsoft announced that they had worked together with members of the financial services industry and the FBI to disrupt the operations of a banking Trojan horse program called Citadel. The takedown operation resulted in over 1,000 Citadel botnets being taken offline.Citadel is a banking Trojan that has been in existence since 2011. […]
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