Incident Score: Analysis & Impact (PALMED1779402262)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Medcurity's Breach and lateral movement inside company's environment.
- Overview of affected data sets, including SSNs and PHI, and why they materially increase incident severity.
- How Rankiteo’s incident engine converts technical details into a normalized incident score.
- How this cyber incident impacts Medcurity Rankiteo cyber scoring and cyber rating.
- Rankiteo’s MITRE ATT&CK correlation analysis for this incident, with associated confidence level.
Full Incident Analysis Transcript
In this Rankiteo incident briefing, we review the Medcurity breach identified under incident ID PALMED1779402262.
The analysis begins with a detailed overview of Medcurity's information like the linkedin page: https://www.linkedin.com/company/medcurity, the number of followers: 1426, the industry type: Hospitals and Health Care and the number of employees: 19 employees
After the initial compromise, the video explains how Rankiteo's incident engine converts technical details into a normalized incident score. The incident score before the incident was 759 and after the incident was 694 with a difference of -65 which is could be a good indicator of the severity and impact of the incident.
In the next step of the video, we will analyze in more details the incident and the impact it had on Medcurity and their customers.
On 11 March 2026, Palomar Health Medical Group (PHMG) disclosed Data Breach issues under the banner "PHMG Data Breach Exposes Sensitive Patient and Financial Information".
California-based Palomar Health Medical Group (PHMG) is investigating a data breach involving a third-party business associate.
The disruption is felt across the environment, affecting Third-party business associate's hosted environment, and exposing Sensitive patient and financial information.
Formal response steps have not been shared publicly yet.
The case underscores how Ongoing.
Finally, we try to match the incident with the MITRE ATT&CK framework to see if there is any correlation between the incident and the MITRE ATT&CK framework.
The MITRE ATT&CK framework is a knowledge base of techniques and sub-techniques that are used to describe the tactics and procedures of cyber adversaries. It is a powerful tool for understanding the threat landscape and for developing effective defense strategies.
MITRE ATT&CK® Correlation Analysis
Rankiteo's analysis has identified several MITRE ATT&CK tactics and techniques associated with this incident, each with varying levels of confidence based on available evidence. Under the Initial Access tactic, the analysis identified Supply Chain Compromise (T1195) with high confidence (90%), with evidence including third-party business associate...unauthorized access to files, and supply chain such as true and Trusted Relationship (T1199) with moderate to high confidence (80%), with evidence including third-party business associates hosted environment, and pHMG data was among the files accessed. Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate to high confidence (70%), supported by evidence indicating usernames, and passwords...potentially compromised and Steal Application Access Token (T1528) with moderate confidence (60%), supported by evidence indicating third-party business associates hosted environment. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), with evidence including files containing PHMG patient data...accessed, and medical records...potentially compromised and Data from Information Repositories (T1213) with moderate to high confidence (80%), supported by evidence indicating medical record numbers were potentially compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating unauthorized access to files containing PHMG patient data and Transfer Data to Cloud Account (T1537) with moderate confidence (50%), supported by evidence indicating third-party business associates hosted environment. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating risks of identity theft, financial fraud, and privacy violations and Data Manipulation: Transmitted Data Manipulation (T1565.002) with lower confidence (40%), supported by evidence indicating potential privacy violations and identity theft risks. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Medcurity Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/medcurity/incident/PALMED1779402262
- Medcurity CyberSecurity Rating page: https://www.rankiteo.com/company/medcurity
- Medcurity Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/palmed1779402262-third-party-business-associate-palomar-health-medical-group-breach-march-2026/
- Medcurity CyberSecurity Score History: https://www.rankiteo.com/company/medcurity/history
- Medcurity CyberSecurity Incident Source: https://www.classaction.org/data-breach-lawsuits/palomar-health-medical-group-may-2026
- Rankiteo A.I CyberSecurity Rating methodology: https://www.rankiteo.com/Images/rankiteo_algo.pdf
- Rankiteo TPRM Scoring methodology: https://static.rankiteo.com/model/rankiteo_tprm_methodology.pdf