March 4, 2024 at 12:48PM ALPHV/BlackCat ransomware gang has shut down its servers amid claims they scammed an affiliate of $22 million for an attack on Optum through the Change Healthcare platform. It is unclear if this is an exit scam or a rebranding attempt. The gang has a history of rebranding, with previous iterations … Read more
March 4, 2024 at 03:58AM The Trend Micro threat hunting team recently discovered an RA World ransomware attack using multistage components to ensure maximum impact. The group has successfully breached organizations globally, with a focus on healthcare and financial sectors. The attack involves complex stages, including initial access, privilege escalation, lateral movement, persistence, defense evasion, … Read more
March 1, 2024 at 03:36PM Relentless ransomware attacks on US healthcare, affecting patient care and access to prescription drugs. Notably, BlackCat’s attack on Change Healthcare caused significant disruption, forcing some patients to pay full price for medications and impacting hospitals’ financial abilities. Other ransomware operations such as Rhysida and Lockbit continue to target the healthcare … Read more
February 29, 2024 at 07:57AM The Alphv/BlackCat ransomware group claimed responsibility for a cyberattack on Change Healthcare’s systems, disrupting services for over a week. The attack resulted in massive healthcare transaction outages and the theft of 6 Tb of data, including health records, payment information, and personal data. UnitedHealth Group confirmed it was a cybercrime … Read more
February 28, 2024 at 02:37PM The BlackCat/ALPHV ransomware gang claims responsibility for a cyberattack on Optum, a UnitedHealth Group subsidiary, causing an ongoing outage on the Change Healthcare platform. They allege stealing 6TB of sensitive data, including medical records, from thousands of healthcare providers and insurance companies. The FBI, CISA, and HHS warned that BlackCat … Read more
February 28, 2024 at 08:51AM Cencora, a global pharmaceutical solutions provider, disclosed a cyberattack resulting in stolen personal information. The breach, identified on February 21, is being investigated with the assistance of law enforcement and cybersecurity experts. Cencora stated the incident has not materially impacted its operations. The company’s size and revenue make it an … Read more
February 28, 2024 at 08:39AM The U.S. government warns of BlackCat ransomware attacks targeting healthcare, offering a $15 million reward for information. Law enforcement’s takedown of BlackCat suffered a setback, leading to attacks on critical infrastructure organizations. Threat actors leverage security flaws in remote access software, impacting compromised organizations globally. Ransomware groups employ sophisticated tactics, … Read more
February 27, 2024 at 05:32PM The FBI, CISA, and HHS have issued a warning about ALPHV/Blackcat ransomware attacks targeting U.S. healthcare organizations. The BlackCat cybercrime gang, linked to over 60 breaches and $300 million in ransoms, primarily targets the healthcare sector. Mitigation measures are recommended, with a focus on cybersecurity safeguards for critical infrastructure and … Read more
February 23, 2024 at 04:42AM US healthcare giant UnitedHealth Group’s subsidiary Optum experienced a cyberattack by suspected “nation-state” hackers, leading to IT system shutdowns and service disruptions. The incident impacts 119 Change Healthcare and Optum services, affecting payment processing in pharmacies and leading to widespread disconnection from UHG services. The exact nature and extent of … Read more
February 15, 2024 at 01:33PM Cybersecurity experts warn of increasing cyberattacks on hospitals, leaving them vulnerable to data and network breaches. The use of online technology has expanded the digital attack surface, making hospitals a prime target for ransomware attacks. The US government is urged to take more significant action to address the escalating cyber … Read more