Maldoc Workshop at Hack-in-the-Box CyberWeek (UAE)

I gave a free 4-hour workshop as part of the Hack-in-the-Box (HITB) CyberWeek (November 15th, 2020). The focus of this workshop was on analyzing malicious Word and Excel documents: Malicious office documents continue to be an effective tool for threat actors to compromise their victims and gain access to an organization’s network. While these documents have been around for a while, malware authors continue to find effective ways of abusing functionality to minimize their detection. This year alone we have seen a resurgence of such techniques through the use of Excel 4 Macros and other creative ways to bypass detection….

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ToorCon XX

I had the opportunity to give a talk on malware obfuscation techniques this weekend at ToorCon XX, my talk was titled “Following a Trail of Confusion”. Here is the abstract: Modern malware uses a wide variety of code obfuscation techniques to hide it’s true intentions and to avoid detection. In this talk, we’ll explore the latest in native code obfuscation techniques as well as a few techniques commonly used with interpreted languages. We will spend time discussing such methods as dynamically constructing import tables, hiding and using shellcode, packing, string obfuscation, use of virtual machines and other anti-analysis techniques. We’ll…

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