ThreeAM ransomware group lists curedentalbeltontx.com on its leak site

• Ransomware group: ThreeAM
• Country: United States
• Sector: Healthcare
• Announcement date: May 1, 2026

ThreeAM claims data breach at Cure Dental

The threat actor known as ThreeAM has listed the entity operating under the domain curedentalbeltontx.com on its leak site. According to the group's announcement, they have published various data sets that allegedly belong to the organization. This claim was made on May 1, 2026, and the group asserts that the attack occurred on the same date.

Ransomware groups often utilize leak sites to exert pressure on their victims. These sites serve as a platform where attackers post stolen information to shame organizations into paying a ransom. This practice is a hallmark of double extortion tactics, where attackers not only encrypt an organization's systems but also steal sensitive data to threaten its public release. While public information regarding the ThreeAM group remains limited, their actions in this instance suggest they are employing these high-pressure methods to achieve their goals.

Details of the alleged data leak

The announcement made by ThreeAM references several specific directory names that are allegedly part of the stolen data. These directories include Carestream, CBCT, Common, mysql, and OpenDentImages. While these names point toward specific types of digital assets, there is no detailed information available regarding the specific contents of the leaked data, and no information was provided regarding the total size of the data or the specific file count.

Based on the directory names and the nature of the claim, the following types of information are identified as being potentially affected:

• Patient imaging data
• Database backups

The presence of such directories suggests that the breach may involve critical operational and clinical information. In many modern healthcare environments, database backups and imaging directories are essential for maintaining patient records and clinical workflows. The exposure of such directories can indicate a significant compromise of the organization's digital infrastructure.

About Cure Dental

Cure Dental is a dental health clinic operating in Belton, Texas. It is a small-scale healthcare provider offering general dentistry services to the local community. As a healthcare provider, the organization handles sensitive information related to patient care and clinical operations.

Potential impact and industry implications

This leak may compromise the privacy of patient data for a healthcare provider. Because the entity is based in the United States, a potential data breach could lead to legal repercussions under HIPAA regulations. The presence of medical imaging and database records in the alleged leak may increase the risk of exposure for sensitive personal health information. This exposure can create secondary risks for patients, such as identity theft and targeted phishing attacks.

For organizations operating within the healthcare sector, such incidents highlight the critical importance of robust cybersecurity frameworks. To defend against such threats, organizations typically implement various defensive measures. These include maintaining offline, encrypted backups to ensure data availability and implementing strict access controls to limit the exposure of sensitive directories. Furthermore, continuous monitoring of network traffic and regular security audits can help identify unauthorized access attempts before data can be exfiltrated.

The use of double extortion tactics by groups like ThreeAM means that even if an organization can restore its systems from backups, the threat of data exposure remains a significant risk. This necessitates a comprehensive approach to data protection that focuses not only on system availability but also on the confidentiality and integrity of the data itself. As healthcare providers continue to digitize their clinical workflows, the value of their data to threat actors increases, making them a primary target for ransomware operations.