BlackHole Exploit Kit Gets New Domain-Generation Algorithm

Nothing is more frustrating than spending days or weeks compromising dozens of Web sites and setting up your network of malicious redirects and then finding out that someone has screwed it all up by taking down one of your infected sites. Luckily, the crew behind the BlackHole exploit kit has...

Updated Blackhole Exploit Kit Uses Random Domain Generation

An updated version of the Blackhole Exploit Kit appears to now offer an emerging technique to boost infection and redirection rates: a pseudo-random domain generator. The automation feature was discussed this week in a blog post by Symantec security researcher Nick Johnston, in which he outlined...

Researchers Confirm 600K-Strong Flashback Botnet Is Mostly Mac

Kaspersky Lab researchers say that analysis of the Flashfake botnet confirms the size of the malicious network and that it consists mostly of Mac OS X machines. Researchers at Kaspersky wrote on Friday that they were able to reverse engineer the domain generation algorithm used by the botnet, the...

Attackers Adjusting Tactics to Evade Reputation Systems

BARCELONA–As in life, reputations on the Internet take time to build up. Attackers interested in making a quick buck aren’t necessarily the most patient lot, so as the various repuation systems on the Web have gotten more sophisticated and accurate, the bad guys have had to adjust their tactics a...

New Malware Murofet Following Conficker's Lead

It’s been a blissful few months since Conficker last reared its over-hyped head, but now there’s a new piece of malware that is adopting some of the tactics that Conficker used. The malware, known as Murofet, is using Conficker’s technique of generating thousands of new domains for updates every...