Websense Security Labs Blog

Websense Security Labs discovers, investigates and reports on advanced Internet threats that traditional security
research methods miss.

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Filtered by : Reverse Engineering, Malware

Trojan caught on camera shows CAPTCHA is still a security issue

Posted: 30 Jan 2012 02:00 | Elad Sharf


In a series of blogs a few years back, we covered how malware could abuse and circumvent online services that use CAPTCHA tests as part of their security ( 1 2 ). In this blog, we take a look at a recent malware variant from the wild caught on camera that shows CAPTCHA tests used by some online services...

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Installation Protection Mechanisms of Phoenix Exploit's Kit

Posted: 27 Dec 2010 12:00 PM | Chris Astacio


As part of my research within Websense Security Labs, I collaborate with a group of researchers tasked with profiling exploit kits.  This helps us refine the analytics used in ACE, our Advanced Classification Engine.  In this post I want to cover the installation of Phoenix Exploit's Kit.  I'm not going to tell you how to install and use it, but I will cover some of the more interesting aspects of installation.  Specifically, I want to cover how the developers protect their code from being reverse engineered and how the developers have attempted to keep researchers from poking around in installed kits. 

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