The healthcare sector is under mounting threat, with 95 of 255+ tracked adversaries targeting it. Data leakage exfiltration surged 176%, eCrime intrusions rose 75%, and access broker ads increased 142% year-over-year. Attackers exploit valid credentials, employ hands-on-keyboard intrusions, and use cross-domain tradecraft for persistence and lateral movement. Key adversaries include GRACEFUL SPIDER, operators of Clop ransomware exploiting zero-days against U.S. healthcare; BITWISE SPIDER, behind LockBit ransomware and StealBIT, leveraging brute-forcing and supply chain attacks; and VICE SPIDER, known for ransomware campaigns using Zeppelin and DeathKitty code, heavily impacting healthcare and academia.

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