Incident Score: Analysis & Impact (CERAUL1766771763)
The details regarding individual company incidents & reports gives you full view from every side.
Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Aultman Health Foundation'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 Aultman Health Foundation 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 Aultman Health Foundation breach identified under incident ID CERAUL1766771763.
The analysis begins with a detailed overview of Aultman Health Foundation's information like the linkedin page: https://www.linkedin.com/company/aultman-health, the number of followers: 12160, the industry type: Hospitals and Health Care and the number of employees: 3247 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 754 and after the incident was 693 with a difference of -61 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 Aultman Health Foundation and their customers.
On 29 February 2024, Aultman Health System disclosed Data Breach issues under the banner "Aultman Health System Medical Data Breach".
Aultman Health System notifies patients of a third-party data breach that may have compromised personal information such as names, Social Security numbers, and certain medical records.
The disruption is felt across the environment, affecting Cerner Corporation system (third-party IT provider), and exposing Names, Social Security numbers, medical record numbers, doctors, diagnoses, medicines, test results, images, care and treatment.
In response, teams activated the incident response plan, and stakeholders are being briefed through Delayed notification to patients as directed by law enforcement; individual notification letters with engagement numbers.
The case underscores how Ongoing, with advisories going out to stakeholders covering Law enforcement directed delayed notification to avoid impeding the probe.
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 Trusted Relationship (T1199) with high confidence (90%), with evidence including third-party IT provider, Cerner Corporation, and unauthorized access to a Cerner system. Under the Credential Access tactic, the analysis identified Steal Application Access Token (T1528) with moderate to high confidence (70%), supported by evidence indicating access to electronic medical records system implies possible token abuse and Valid Accounts: Cloud Accounts (T1078.004) with moderate to high confidence (80%), supported by evidence indicating cerner system used for electronic medical records (likely cloud-based). Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating unauthorized party accessed and copied data to an external location and Transfer Data to Cloud Account (T1537) with moderate to high confidence (70%), supported by evidence indicating data exfiltration from cloud-based medical records system. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with lower confidence (30%), supported by evidence indicating no evidence of ransomware or encryption, but data was copied and Data Manipulation: Stored Data Manipulation (T1565.001) with lower confidence (40%), supported by evidence indicating medical records accessed, but no evidence of manipulation. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Aultman Health Foundation Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/aultman-health/incident/CERAUL1766771763
- Aultman Health Foundation CyberSecurity Rating page: https://www.rankiteo.com/company/aultman-health
- Aultman Health Foundation Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/ceraul1766771763-breach-january-2025/
- Aultman Health Foundation CyberSecurity Score History: https://www.rankiteo.com/company/aultman-health/history
- Aultman Health Foundation CyberSecurity Incident Source: https://www.cantonrep.com/story/news/local/stark-county/2025/12/26/aultman-notifying-patients-of-third-party-medical-data-breach/87919306007/
- 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