The Russian state-sponsored hacking group tracked as APT28 has been attributed to a new Microsoft Outlook backdoor called NotDoor in attacks targeting multiple companies from different sectors in NATO member countries.
NotDoor „is a VBA macro for Outlook designed to monitor incoming emails for a specific trigger word,“ S2 Grupo’s LAB52 threat intelligence team said. „When such an email is
https://thehackernews.com/2025/09/russian-apt28-deploys-notdoor-outlook.html