As threats change from blatant public displays to stealthy cybercriminal operations, the ability of traditional signature-based defenses to keep your organization safe is diminishing. Further, the attacks are becoming more focused and less public. McAfee Labs’ recent threats report confirms this. Botnets and malware continue to trend upwards, challenging organizations’ defenses. Not only is the volume of Read more…
Tags: botnet, Kraken, Network IPS, Network Security
Over the past week, Mailbot.f (a.k.a “Kraken”) was thoroughly studied and reverse engineered by various security researchers. As mentioned in my previous blog, we focused mainly towards the network behavior of the bot and observed a few interesting things. After the bot installs on a victim machine, it attempts to contact mx.google.com via TCP destination Read more…
Posts tagged under Kraken