Briefing healthcarefinance
Gunra Ransomware: Five-Agency Advisory Flags Fortinet-Backed RaaS Targeting Healthcare and Critical Infrastructure
A joint advisory from CISA, FBI, NSA, US Secret Service, and South Korea's NPA attributes 51+ attacks to Gunra, a Conti-derived ransomware-as-a-service operation exploiting two Fortinet authentication bypass vulnerabilities for initial access.