Step by Step Tutorial: Manual Deobfuscation of Malicious Javascript

Searching_ _ _ · Jan 5, 2012

This post explains how to analyze the malicious code used in current Exploit Kits.

There are many ways to analyze this type of code, and you can find tools that do most of the job automatically. However, as researchers who like to understand how things work, we are going to analyze it with no other tools than a text editor and a Web browser.

My goal is to lay the basis for you to learn how to remove the different obfuscation layers that a malicious JavaScript code may employ. I will teach you how to remove those layers step by until you get to the last layer where the logic that exploits the relevant vulnerability is found.
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Step by Step Tutorial: Manual Deobfuscation of Malicious Javascript - Pandalabs

cm1971 · Jan 7, 2012

Interesting article. Thanks for posting it.

BrandiCandi · Jan 8, 2012

That's a great article- thanks!

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Step by Step Tutorial: Manual Deobfuscation of Malicious Javascript

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Step by Step Tutorial: Manual Deobfuscation of Malicious Javascript

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