hexzone

Hexzone – FUD for Thought?

In a comment to a previous post, Finjan have confirmed that Win32/Hexzone.AP is just one of the malicious programs downloaded to machines infected by the unnamed bot  behind the 1.9 million PC botnet they reported: it isn’t the bot itself.  While I think we’d pretty much established that (especially after some very useful input from Atif

A little more Hexzone

Firstly, here’s a little extra information from our lab in Slovakia. They report that the variants they have analyzed use a custom packer that makes multiple calls to the graphical user interface API (Application Programming Interface, presumably in order to fool emulators and analysts into thinking they are dealing with a standard application. The Hexzone family

Hexzone Hotzone

Some more information on the Hexzone botnet has come my way, mostly from FireEye’s Atif Mushtaq and Paul Ferguson’s hairdresser (don’t ask!). Atif also mentions the association with ransomware: the malware is installed as a Browser Helper Object (BHO) on the victim’s machine, and hijacks browsing sessions, taking the victim to a page hosting pornography.

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