The most active ransomware groups targeting healthcare in 2024 were: Everest: 25% of attacks focused on healthcare organisations, INC Ransom: 21.7% of attacks focused on healthcare organisations, Monti: 20.8% of attacks focused on healthcare organisations, Rhysida: 18.5% of attacks focused on healthcare organisations, BianLian: 15% of attacks focused on healthcare organisations, Qilin: 14% of attacks focused on healthcare organisations, and Black Suit: 14% of attacks focused on healthcare organisations.