Who: The RansomHub extortion gang is claiming to have leaked corporate and patient data stolen from Change Healthcare, a subsidiary of United Health, following a cyberattack.
What: Change Healthcare experienced a cyberattack in February, attributed to the BlackCat/ALPHV ransomware operation, causing significant disruption to the US healthcare system. The attack resulted in the theft of approximately 6 TB of data. Despite potential ransom payment and pressure from law enforcement, the attackers continued their extortion efforts.
Impact: The leaked data reportedly includes data-sharing agreements with insurance providers, accounting information, and patient data such as bills and amounts owed. The threat actors have issued an ultimatum for Change Healthcare to meet their extortion demands within five days, threatening to sell the data if their demands are not met.
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