HCF Management
January 24, 2025
•[ ransomware, malware, healthcare ]
HCF Management healthcare facilities confirm a ransomware attack from the RansomHun group, with more than 70,000 patients affected.
Apex Custom Software
January 16, 2025
•[ ransomware, malware, technology ]
Apex Custom Software is hit with a ransomware attack.
Mizuno USA
January 30, 2025
•[ ransomware, manufacturing ]
Mizuno USA, a subsidiary of Mizuno Corporation, one of the world's largest sporting goods manufacturers, confirms in data breach notification letters that unknown attackers stole files from its network between August and October 2024. The BianLian claims responsibility for the attack.
Town of Ulster
January 16, 2025
•[ ransomware, malware, government ]
The Town of Ulster discloses a ransomware attack.
Mortgage Investors Group
December 11, 2024
•[ ransomware, malware, finance ]
Mortgage Investors Group (MIG), one of the largest mortgage lenders in the Southeast U.S. says it suffered a cybersecurity incident last month that exposed troves of customer information. The Black Basta ransomware group claims responsibility for the attack.
Multiple Organizations
January 13, 2025
•[ ransomware, misconfiguration, technology ]
Researchers at Halcyon identify a new ransomware campaign targeting Amazon S3 buckets, and leveraging AWS' Server-Side Encryption with Customer Provided Keys (SSE-C) to encrypt data, demanding ransom payments for the symmetric AES-256 keys required to decrypt it.
Teton Orthopaedics
January 12, 2025
•[ ransomware, malware, healthcare ]
Teton Orthopaedics discloses a DragonForce ransomware attack. A total of 13,409 people are affected by the incident.
Government of Turks and Caicos
June 1, 2024
•[ ransomware, malware, government ]
The government of Turks and Caicos says is making progress in its recovery from a recent ransomware attack that has caused widespread issues on the islands.
Slovakian Geodesy, Cartography and Cadastre Office (UGKK)
January 10, 2025
•[ ransomware, malware, government ]
A cyber attack targets the Slovakian Geodesy, Cartography and Cadastre Office (UGKK), which manages land and property data. The agencys systems are shut down, and its physical offices closed following an alleged ransomware attack. According to local media reports, the attackers are demanding millions of euros in ransom.
STIIIZY
January 1, 2025
•[ ransomware, retail ]
Popular cannabis brand STIIIZY discloses a data breach after threat actors breached its point-of-sale (POS) vendor to steal customer information, including government IDs and purchase information. The Everest. ransomware group claims responsibility for the attack.
Blacon High School
January 17, 2025
•[ ransomware, education ]
Blacon High School announces a temporary closure after falling victim to a "ransomware attack".
International AIDS Vaccine Initiative (IAVI)
January 15, 2025
•[ ransomware, malware, healthcare ]
The International AIDS Vaccine Initiative (IAVI) discloses a ransomware attack. The INC Ransom group claims responsibility.
BayMark Health Services
September 1, 2024
•[ ransomware, healthcare ]
BayMark Health Services, North America's largest provider of substance use disorder (SUD) treatment and recovery services, notifies an undisclosed number of patients that attackers stole their personal and health information in a September 2024 breach. The RansomHub operation claimed responsibility for the breach.
Undisclosed Organization
January 15, 2025
•[ ransomware, malware ]
Researchers at Guidepoint Security detail an attack that involved a threat actor utilizing a Python-based backdoor to maintain persistent access to compromised endpoints and then leveraged this access to deploy the RansomHub ransomware throughout the target network.
City of West Haven
December 25, 2024
•[ ransomware, government ]
The government of West Haven, Connecticut, says it is investigating a cyberattack that recently forced it to temporarily shut down all of its IT systems. The Qilin ransomware group claims responsibilty for the attack.
Addison Northwest School District
January 7, 2025
•[ ransomware, education ]
The Addison Northwest School District (ANWSD) suffers a ransomware attack.
Excelsior Orthopaedics
January 7, 2025
•[ ransomware, malware, healthcare ]
Excelsior Orthopaedics notifies approximately 357,000 people that their personal and health information was compromised in a data breach resulting from a ransomware attack that came to light in June 2024.
Financial Business and Consumer Solutions (FBCS)
January 1, 2024
•[ ransomware, malware, finance ]
ransomware attack
Operation Endgame 2.0
May 23, 2025
•[ ransomware, malware, government ]
In May 2025, a coalition of law enforcement agencies took down the criminal infrastructure behind the malware used to launch ransomware attacks in a new phase of "Operation Endgame". This followed the first Operation Endgame exercise a year earlier, with the latest action resulting in 15.3M victim email addresses being provided to HIBP by law enforcement. A further 43.8M victim passwords were also provided for HIBP's Pwned Passwords service.
