Several security challenges have taken place during the FIC 2018 event. Thanks to all organizers, authors and sponsors related to there challenges. Here are some several write-ups of night and …
GreHack 2017 – Write Up Forensic 400
GreHack is a french security event which takes place for its 4th edition in Grenoble, on 17th November 2017. https://grehack.fr/ The CTF takes place from Friday 9:30 PM to Saturday …
AntiForensics techniques : Process hiding in Kernel Mode
Introduction This article is the first iteration of a series introducing several malware techniques for both persistence and propagation. Most of these techniques were discovered and disclosed several years ago …
Quick overview of the WannaCry ransomware
Abstract A massive ransomware infection has recently been reported in the news : WannaCry has contaminated more than 230 000 hosts in close to 150 countries, with a larger focus on …