APT28, the Russia-linked advanced persistent threat group, has launched a sophisticated campaign targeting Central and Eastern Europe using a zero-day vulnerability in Microsoft Office. The threat actors leveraged specially crafted Microsoft Rich Text Format (RTF) files to exploit the vulnerability and deliver malicious backdoors through a multi-stage infection chain. The campaign, tracked as Operation Neusploit, […] The post APT28 Hackers Exploiting Microsoft Office 0-Day in the Wild to Deploy Malware appeared first on Cyber Security News.