Tag Archives: hack the box

HEVD – Race Condition – Windows 10 Pro – SMEP, kCFG, kASLR protections

Posted on July 11, 2025 by Xavi

Hi everyone, In this blog post, I’m going to explain how to exploit a Race Condition (Double-Fetch) vulnerability in the HEVD (HackSys Extreme Vulnerable Driver) in a Windows 10 Pro:https://github.com/hacksysteam/HackSysExtremeVulnerableDriver This post will be divided into two parts: In the … Continue reading →

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HEVD: Write-What-Where – Windows 10 Pro (SMEP, kCFG, kASLR)

Posted on July 1, 2025 by Xavi

Hi everyone, In this blog post, I’m going to explain how to exploit a Write-What-Where vulnerability in the HEVD (HackSys Extreme Vulnerable Driver) in a Windows 10 Pro: HackSys Extreme Vulnerable Driver This post will be divided into four parts: … Continue reading →

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CTF Binary Exploitation – Cyber Apocalypse 2024: Hacker Royale – Death Note

Posted on March 17, 2024 by Xavi

Hello everyone! As I explained in the last blog entry, I have participated with my job teammates in a Hack the Box CTF, this is the link: https://www.hackthebox.com/events/cyber-apocalypse-2024 And this is the team that we were part of: https://ctftime.org/team/198916 This … Continue reading →

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CTF Binary Exploitation – Cyber Apocalypse 2024: Hacker Royale – Pet Companion

Posted on March 17, 2024 by Xavi

Hello everyone! Today I want to write a couple of write-ups of a CTF that we have participated with our work colleagues from Exness. As I’m trying to improve in binary exploitation topic I would like to document here some … Continue reading →

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