Gunra ransomware targets hospitals: CISA, FBI issue new warning

The Cybersecurity and Infrastructure Security Agency, FBI and international partners have issued a joint advisory warning healthcare organizations about Gunra, a ransomware-as-a-service group actively targeting the sector. Gunra first emerged in April 2025 as a ransomware variant built from leaked Conti source code, then expanded into a ransomware-as-a-service operation in 2026, according to the Aug. […] The post Gunra ransomware targets hospitals: CISA, FBI issue new warning appeared firs...