Load (glibc) DWARF debug symbols in Ghidra

Introduction Today, I was doing a pwning challenge (maybe more on this on a future blog post) and for some stupid reason, I wanted to load the glibc of my system on Ghidra. 99% of the times there is no real good reason to load glibc on Ghidra. That being said, loading other symbols for other binaries can be useful in other scenarios, hence the post. This guide will cover symbols in DWARF (....

11 October 2024 · 3 min · 546 words · Jacopo Scannella

The most engaging Reverse Engineering challenge of my life

The initial pitch It started as a normal work-day morning, when my friend Alessio comes out of the blue and asked me to play some CTF. "My colleague sent me this VM challenge..." Challenge name: VeryMuch RE Description: Implementing my own VM - Can you check if I did it right? Milestones 15 minutes: player recognizes the implemented virtual machine 30 minutes: (the player) starts writing a disassembler 1 hour: (the player) has the whole program disassembled 1 hour and a half: (the player) understands the logic 2 hours and a half: (the player comes up with a) solution Later in the evening, I picked the challenge up....

30 March 2024 · 9 min · 1790 words · Jacopo Scannella