Symbolic Deobfuscation: From Virtualized Code Back to the Original (DIMVA 2018)

This micro blog post introduces our research regarding symbolic deobfuscation of virtualized hash functions in collaboration with the CEA and VERIMAG.

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Slaying Dragons with QBDI

This article aims to present a simple use of our Dynamic Binary Instrumentation framework QBDI which has recently been publicly released following a talk at 34C3. We will resolve, step by step, a CTF challenge by analyzing an obfuscated binary using QBDI, thus showcasing some of the nice features it offers. This blog post was written last year during my internship at Quarkslab, where I discovered the wonderful (but not so simple) world of Dynamic Binary Instrumentation.

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HiTB Challenge: IRMA - Results

One month ago, we launched a development challenge. Here come the results.

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HiTB Challenge: IRMA

Contribute to IRMA and enter for your chance to win a free ticket to Amsterdam to attend the HITB security conference.

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