7-Zip
7-Zip MotW bypass exploited in zero-day attacks against Ukraine
A 7-Zip vulnerability allowing attackers to bypass the Mark of the Web (MotW) Windows security feature was exploited by Russian hackers as a zero-day since September 2024. According to Trend Micro researchers, the flaw was used in SmokeLoader malware campaigns targeting the Ukrainian government and private organizations in the country. The Mark of the Web […]
7-Zip fixes bug that bypasses Windows MoTW security warnings, patch now
A high-severity vulnerability in the 7-Zip file archiver allows attackers to bypass the Mark of the Web (MotW) Windows security feature and execute code on users’ computers when extracting malicious files from nested archives. 7-Zip added support for MotW in June 2022, starting with version 22.00. Since then, it has automatically added MotW flags (special ‘Zone.Id’ alternate data streams) to […]