Category Archives: CrackMe

Flare-On 6 (tasks 10-12)

Posted on September 30, 2019 by

Flare-On 6 Flare-On Challenge is an annual competition organized by FireEye (the FLARE team). It is like a marathon of reverse engineering. Each year we get 12 crackmes of increasing difficulty to solve. You can download the tasks here. This … Continue reading →

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White Rabbit crackme!

Posted on February 3, 2018 by

UPDATE: We already got the three winners. Good job guys! However, we are waiting for the writeups to select the reward for the best one – so if you are still in between of doing the crackme, don’t give up! … Continue reading →

Posted in CrackMe | Tagged , | 9 Comments

Solving a PyInstaller-compiled crackme

Posted on January 26, 2018 by

I got this crackme from one of my readers, who asked me for the help in understanding how to solve it. As he wrote in the e-mail, it comes “from last year competition by the CheckPoint company”. I promised to … Continue reading →

Posted in CrackMe, Tutorial | Tagged , | 4 Comments

Hook the planet! Solving FlareOn4 Challenge6 with libPeConv

Posted on December 1, 2017 by

Recently I started making a small library for loading and manipulating PE files (libpeconv – it’s open source, available on my GitHub). In my previous post, I demonstrated how the Challenge 3 from FlareOn4 could be solved with it’s help: … Continue reading →

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Import all the things! Solving FlareOn4 Challenge 3 with libPeConv

Posted on November 24, 2017 by

Recently I started making a small library for loading and converting PE files (libpeconv, available on my GitHub). The library is still on early stages of development, so please don’t judge and don’t use it in any serious projects. The … Continue reading →

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Solving the Shabak’s Airplane challenge – Task 3

Posted on June 25, 2017 by

Some time ago I solved the Airplane challenge published by Israeli Shin-Bet (Shabak). The crackme has three levels of increasing difficulty. Each one is a 32 bit Windows application. It was a very pleasant task, not difficult but also not … Continue reading →

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Solving the Shabak’s Airplane challenge – Tasks 1 and 2

Posted on June 24, 2017 by

Some time ago I solved the Airplane challenge published by Israeli Shin-Bet (Shabak). The crackme has three levels of increasing difficulty. Each one is a 32 bit Windows application. It was a very pleasant task, not difficult but also not … Continue reading →

Posted in CrackMe | Tagged | 1 Comment