August 1st, 2014, 17:46 GMT · By Ionut Ilascu
Israel-based security firm Seculert has found that a new variant of Gameover ZeuS (GOZ) is currently in circulation, and although it is not as prevalent as its predecessor, it still managed to infect almost 10,000 computers.
Aviv Raff, CTO and lead malware researcher at Seculert, writes in a blog post that they found some changes in the latest strain of GOZ.
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The following article is a update on New Gameover Zeus variant
(New Gameover Zeus botnet growing in the U.S.)
By Lucian Constantin | IDG News Service Posted on August 14, 2014
Cyber criminals are in the process of rebuilding the GOZ (Gameover Zeus) botnet, which law enforcement authorities took over in June, and recent research suggests that they've had some success, especially in the U.S.
The original GOZ botnet was built using a modified version of the infamous Zeus trojan program and was designed to steal online banking and other credentials from infected computers. The GOZ malware authors created a command-and-control infrastructure with a peer-to-peer architecture, making their botnet more resilient to takeover attempts.
Despite the technical challenges, the U.S. Department of Justice, working with foreign law enforcement agencies and private security companies, managed to seize control of the botnet in early June. Its size was estimated to be between 500,000 and 1 million infected computers at that time, with 25 percent of them located in the U.S.
InfoWorld/ Full Article Here/ http://www.infoworld.com/d/security/new-gameover-zeus-botnet-growing-in-the-us-248400