United Health is an organization tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
United Health is a organization tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed June 17, 2026; most recent activity June 17, 2026.
In February 2024, Change Healthcare suffered a ransomware attack attributed to the ALPHV group, impacting approximately 190 million individuals, making it the largest medical data breach in U.S. history. The attack…
United Health is an organization tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
The most recent intelligence report mentioning United Health on ThreatCluster is dated June 17, 2026.
Across ThreatCluster reporting, United Health most frequently co-occurs with Ransomware, Change Healthcare, Healthcare, T1041 - Exfiltration Over C2 Channel, Alphv, among 7 tracked related entities.
The most significant recent cluster is “Massive Data Breach at Change Healthcare Affects 190 Million Americans” (3 articles · Updated June 18, 2026). United Health appears across 1 threat cluster in total, listed above with sources.
United Health appears in 1 intelligence report mention across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.