security software
New tool blocks imposter attacks disguised as safe commands
A new open-source and cross-platform tool called Tirith can detect homoglyph attacks over command-line environments by analyzing URLs in typed commands and stopping their execution. Available on GitHub and also as an npm package, the tool works by hooking into the user’s shell (zsh, bash, fish, PowerShell) and inspecting every command the user pastes for execution. The idea […]
Ransomware gang deploys new malware to kill security software
RansomHub ransomware operators are now deploying new malware to disable Endpoint Detection and Response (EDR) security software in Bring Your Own Vulnerable Driver (BYOVD) attacks. Named EDRKillShifter by Sophos security researchers who discovered it during a May 2024 ransomware investigation, the malware deploys a legitimate, vulnerable driver on targeted devices to escalate privileges, disable security […]