https://kitagawa.lol/ Notes on reverse engineering, binary exploitation, networks, and low-level programming. en Tue, 30 Jun 2026 19:32:16 +0000 https://kitagawa.lol/post/0x5 https://kitagawa.lol/post/0x5 Fri, 01 May 2026 00:00:00 +0000 Hello! In this post, we will solve PCP Stealer from BSidesSP 2026, a Reverse Engineering challenge worth 300 points with only 2 solves. The description sets the scene: > Malware Patrol has been a leader in providing high-quality, actionable threat intelligence that helps… https://kitagawa.lol/post/0x4 https://kitagawa.lol/post/0x4 Thu, 01 Jan 2026 00:00:00 +0000 Hello, everyone! Last month, while I was browsing cool reverse engineering projects, I stumbled upon a post about the Practical Malware Analysis book, written by Andrew Honig and Michael Sikorski¹. The thing is, when I started reading it, I found myself going down a rabbit… https://kitagawa.lol/post/0x3 https://kitagawa.lol/post/0x3 Mon, 01 Sep 2025 00:00:00 +0000 Hello, everyone! Recently, I had the opportunity to present a bit about RPKI at the Federal University of Rio de Janeiro (UFRJ) with my partner Rhenan, my colleague at GRIS-UFRJ. I am bringing the content of that presentation here in a more accessible language. In this context,… https://kitagawa.lol/post/0x2 https://kitagawa.lol/post/0x2 Wed, 01 Jan 2025 00:00:00 +0000 Hello! In this post, we will solve the second laboratory of Modern Binary Exploitation by RPISEC, which covers Memory Corruption (or pwning, for the more intimate). About the MBE Labs All course labs reside inside a virtual machine provided in the material via a disk image for… https://kitagawa.lol/post/0x1 https://kitagawa.lol/post/0x1 Thu, 01 Aug 2024 00:00:00 +0000 Hello! In this post, we will solve the first laboratory of Modern Binary Exploitation by RPISEC, which covers Reverse Engineering. About the MBE Labs All course labs reside inside a virtual machine provided in the material via a disk image for Ubuntu 14.04, which has all the…