Creating, obfuscating and analyzing malware JavaScript

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Malware attacks on unaware Internet users' browsers are becoming more and more common. New techniques for bypassing filters used by security vendors emerge. In turn, the filters are getting better, …

Malware attacks on unaware Internet users' browsers are becoming more and more common. New techniques for bypassing filters used by security vendors emerge. In turn, the filters are getting better, new analyzing tools are developed - the war continues. At the presentation you will learn how crackers are trying to hamper the work of security engineers, and how reversers are overcoming those problems. Emphasis will be placed on the weaknesses of automated tools - we'll try to avoid detection by jsunpack and Capture-HPC, we'll also trick Dean Edwards' Unpacker.

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  • Blog post: http://blog.kotowicz.net/2010/09/creating-obfuscating-and-analyzing.html
    Demo materials: http://github.com/koto/owasp-malicious-javascript
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