Belarus-Linked Ghostwriter Uses Macropack-Obfuscated Excel Macros to Deploy Malware

Opposition activists in Belarus as well as Ukrainian military and government organizations are the target of a new campaign that employs malware-laced Microsoft Excel documents as lures to deliver a new variant of PicassoLoader. The threat cluster has been assessed to be an extension of a...

Chinese Hacking Group Exploits Barracuda Zero-Day to Target Government, Military, and Telecom

A suspected Chinese-nexus hacking group exploited a recently disclosed zero-day flaw in Barracuda Networks Email Security Gateway ESG appliances to breach government, military, defense and aerospace, high-tech industry, and telecom sectors as part of a global espionage campaign. Mandiant, which i...