ManageMyHealth
December 30, 2025
•[ ransomware, data leak, healthcare ]
A significant volume of patient medical records was accessed and partially encrypted in a cyber intrusion targeting document systems The threat actor issued a ransom demand and published some data samples online before legal action was taken The breach was discovered in late December and publicly confirmed shortly after
AllerVie Health
October 24, 2025
•[ ransomware, data leak ]
AllerVie Health experienced unauthorized network access between October 24 and November 3 2025 during which sensitive data was accessed and exposed in a ransomware attack attributed to ANUBIS The incident was detected on November 2 and public notification to individuals occurred in late December 2025
Yokosuka Gakuin School Corporation
December 1, 2025
•[ ransomware, data leak ]
Yokosuka Gakuin School Corporation disclosed a ransomware-related cyberattack discovered in early December 2025 involving unauthorized access to a server and external leakage of photos and videos. The school disconnected systems as a precaution and stated that investigations were ongoing; no quantitative details about data volume or affected individuals were publicly released.
Undisclosed Ghana financial institution
December 19, 2025
•[ ransomware, data leak ]
A ransomware attack targeted a Ghanaian financial institution, encrypting large volumes of data and resulting in a financial loss of approximately USD 120,000, with authorities later assisting in partial data recovery.
Chrysler (Stellantis)
December 25, 2025
•[ ransomware, data leak ]
Everest ransomware group claimed it breached Chrysler systems and exfiltrated 1088 GB of data, including Salesforce-related CRM exports and recall/customer service records, and threatened to leak the full dataset.
Richmond Behavioral Health Authority (RBHA)
September 29, 2025
•[ ransomware, data leak ]
Richmond Behavioral Health Authority (RBHA), a public mental health services provider for the City of Richmond, reported a ransomware attack that began on September 29, 2025 and was identified on September 30, after which RBHA said it removed the attacker from its network. Despite rapid eviction, RBHA disclosed that an unknown actor may have accessed sensitive information including names, Social Security numbers, passport numbers, and financial account and health information. Reporting stated RBHA told U.S. HHS that 113,232 individuals were affected. The Qilin ransomware group later claimed responsibility and published a large dataset allegedly stolen from RBHA, consistent with a double-extortion incident involving both encryption and data exfiltration.
Petroleos de Venezuela (PDVSA)
December 15, 2025
•[ ransomware, state-sponsored, service disruption ]
PDVSA confirmed a cyberattack impacted its administrative system and publicly blamed the United States, though outside experts had not substantiated that attribution. Reporting cited by the outlet said the incident was more damaging than PDVSA described, with the company website down and oil cargo deliveries suspended; company sources characterized it as a ransomware attack and described systems being down and deliveries halted for days.
Romanian Waters (Administrația Națională Apele Române)
December 20, 2025
•[ ransomware ]
Romanias national water authority, Romanian Waters, suffered a ransomware incident that began on December 20, 2025 and disrupted IT services across the organization. Romanias National Cyber Security Directorate (DNSC) reported the event affected approximately 1,000 computer systems, including workstations, email services, and web servers, and spread from the main office to 10 of 11 regional river management branches. The disruption took down key digital tools such as domain services and GIS mapping, and the agencys public website remained offline while updates were shared through other channels. Authorities stated that operational technology supporting dams and flood defenses remained safe and that field staff continued critical functions manually.
Club Atletico River Plate
December 19, 2025
•[ ransomware, data leak ]
On December 19, 2025, Argentine media reported that Club Atltico River Plate was listed on ransomware group Qilins dark web leak site, suggesting the group had gained unauthorized access to the clubs IT environment. The report described a significant compromise of sensitive information and access to the institutions digital infrastructure, with screenshots posted as evidence and indications the club used Microsoft 365 services. The attackers posted metrics referenced data for 4,042 users, one directly compromised employee, and 13 credentials belonging to employees of third parties
DXS International
December 14, 2025
•[ ransomware, data leak ]
DXS International disclosed a cyberattack affecting its office servers that it said was discovered on December 14, 2025 and immediately contained in cooperation with NHS England. The company reported minimal impact on services and said front-line clinical services were unaffected. The specific nature of the breach and whether patient medical information was stolen was not confirmed in the report; however, a ransomware group calling itself DevMan claimed credit and alleged theft of 300 GB of data. Regulators and law enforcement were notified and an external cybersecurity firm was engaged to investigate the scope and extent of unauthorized access.
LKQ
March 10, 2025
•[ ransomware, data leak ]
LKQ Corporation confirmed it was impacted by the Oracle E-Business Suite (EBS) hacking campaign after being listed by the Cl0p ransomware group. LKQ told the Maine Attorney General that personal information for more than 9,000 individuals was compromised, and an example notice letter indicated affected data included sole proprietor supplier information such as Employer Identification Numbers and Social Security numbers. According to LKQ, it launched an investigation on October 3, 2025 and completed its analysis of personal information compromise on December 1, 2025.
Ireland's Office of the Ombudsman
November 12, 2025
•[ ransomware, service disruption ]
The Office of the Ombudsman in Ireland reported that it was the victim of a ransomware attack involving unauthorized access to its IT systems on December 11, 2025. As part of containment, the Office took systems offline and worked with the National Cyber Security Centre and external specialists to investigate and restore services, while notifying law enforcement and the Data Protection Commission. The Office later stated it was confident no personal data had been taken in the incident, and it incrementally restored services, reporting by early January 2026 that public-facing services were back online. The incident primarily caused disruption through precautionary shutdown and recovery operations rather than publicly reported data theft.
Dainichiseika Color & Chemicals Mfg. (Vietnam subsidiary)
December 15, 2025
•[ ransomware, unauthorized access, data leak ]
Dainichiseika Color & Chemicals Manufacturing reported that its consolidated subsidiary in Vietnam (DAINICHI COLOR VIETNAM CO., LTD.) suffered unauthorized access that resulted in ransomware infection of internal servers and related systems. On December 15, 2025, the company confirmed that files on servers and PCs had been encrypted and rendered unreadable, consistent with a ransomware data attack. Affected devices were disconnected from internal networks and the internet to prevent spread, and IT specialists were dispatched to support recovery and forensic analysis. The company stated that key subsidiary operations such as manufacturing and shipping continued as usual and that the extent of information leakage, if any, was still being assessed.
Attorney General’s Office of the State of Guanajuato (FGEG)
November 13, 2025
•[ ransomware, data leak, double-extortion ]
Mexico Business News reports Guanajuatos Attorney Generals Office confirmed a cybersecurity incident after a ransomware attack attributed to Tekir APT. Attackers claim they stole 250GB+ of confidential data, including judicial files and internal databases. Officials are reviewing controls, without confirming attribution or ransom payment. Hackmanac alleges subdomain encryption and double-extortion.
Ahome City Hall
December 12, 2025
•[ data leak, ransomware, extortion ]
Article warns that Mexicos government cybersecurity is structurally weak. Experts cite basic misconfigurations, poor maintenance, limited staff training, and lack of an overarching cybersecurity law. Recent incidents, including municipal data leaks and ransomware affecting Guanajuatos attorney general, show risks of extortion, fraud, and weakened public trust.
BarNet
December 12, 2025
•[ ransomware, data leak ]
Insurance Business reported that BarNet, a communications and infrastructure provider serving barristers and legal practices (including hosting, connectivity, file-sharing and a case-tracking platform), appeared on the SafePay ransomware groups leak site. The article states SafePay released material it claims was taken from BarNets systems, and that the leaked files reportedly include financial statements and legal/contract documents as well as sensitive personal records such as passport copies and CVs. The reporting focuses on the alleged data exposure and extortion context rather than confirmed encryption-related downtime, and it does not provide a confirmed initial access vector or a verified count of affected individuals.
Dolar Financial Group
November 25, 2025
•[ ransomware, data leak, extortion ]
Money Mart (National Money Mart Company Database) was posted to the Everest ransomware groups leak site around Nov 25, 2025, with the attackers claiming they exfiltrated 80,000+ internal files and threatening to publish them by Nov 30. Reporting states Cybernews reviewed the leaked samples and observed multiple categories of data, including customer identification/contact details and identity documents, financial data (including partial credit card details and transaction-related records), and extensive employee information. The report describes the incident primarily as data theft/extortion, with no confirmed public statement from Money Mart included in the article and no operational outage details provided in the cited reporting.
Fieldtex Products, Inc.
January 8, 2025
•[ ransomware, data leak ]
Fieldtex Products Inc., including its e-First Aid Supplies division, reported a data security incident after identifying unauthorized access to certain systems during August 2025. Public reporting associated the incident with the Akira ransomware group, which claimed responsibility on a leak site and alleged it stole corporate documents, though those claims were not independently verified in the available notice. According to reporting on the incident and breach tracking, the event potentially exposed limited protected health information related to individuals, with data elements including name, address, date of birth, member identification number, health plan name, coverage effective and termination dates, and gender. External reporting cited approximately 238,615 affected individuals. Fieldtex indicated it took steps to investigate, mitigate, and notify impacted people; the initial compromise method and the full extent of any data exfiltration beyond the limited PHI described were not publicly detailed in the accessible notice.
Agfa
January 11, 2025
•[ ransomware, data leak ]
Agfa-Gevaert faced public claims from the Everest ransomware group alleging the theft of Agfa data. Subsequent public reporting indicates Agfa conducted an internal investigation and concluded in early December 2025 that its IT systems were operational and that the data at issue was limited to older, non-sensitive information. Agfas communications emphasized that there was no indication that critical or current sensitive data was compromised. Details such as the initial access vector, the precise systems affected, and whether any encryption or operational disruption occurred were not publicly disclosed in accessible reporting. This entry codes the incident as an unauthorized access/data exposure event based on the companys statement about what information was involved after its probe.
At least one Andorid user in Latin America
November 12, 2025
•[ malware, ransomware, phishing ]
The Record described a newly identified Android malware/ransomware campaign (DroidLock) distributed through phishing websites that trick users into installing fake apps and then lock devices behind a ransom message. The reporting focuses on a broad campaign targeting Spanish-speaking users rather than a single named victim organization with a discrete primary effect suitable for this datasets event unit. Because there is no specific victim organization, confirmed disruption window, or bounded impact scope for one entity, it is not coded here as an individual cyber event record.
