In the previous article we learned how to load a executable and do basic analysis in the radare2. This article is based on a picoCTF 2018 challenge "learn the gdb". If you read the article about gdb you might know it already. The file is here. Load it into the radare. r2 <filename>. Let's analyse … Continue reading Beginners guide to radare2-Part 2
GDB is a short for GNU debugger. Almost all *nix OSes comes with it. So if you are playing a ctf or want to debug something quickly GDB is the way. Today we are going to learn gdb by disassembling a simple program. A picoCTF 2018 problem. File is here. We have to get the … Continue reading Quick intro to GDB
There are 2 syntaxes that mainly used in reverse engineering. Intel and ATT. First I thought ATT was hard to read and Intel was a clean assembly syntax. But I was wrong. ATT reduces the time and abstraction by little changes in the code that It'll be easier for humans to read. This will be … Continue reading Dip in to ATT syntax
There are three giants in the reverse engineering world. radare2IDA ProGhidra IDA Pro has triumphed the reverse engineering universe as GUI capabilities and user-friendly interface it offers. Personally I don't like it because it has a huge price. So the options we open-sourced community have is Ghidra and radare2. Even though ghidra is used in … Continue reading Beginners guide to radare2-Part 1
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