Incident Score: Analysis & Impact (CHR1764431992)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Future Cardia'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 Future Cardia 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 Future Cardia breach identified under incident ID CHR1764431992.
The analysis begins with a detailed overview of Future Cardia's information like the linkedin page: https://www.linkedin.com/company/oracle-health, the number of followers: 1966, the industry type: Medical Equipment Manufacturing and the number of employees: 12 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 392 and after the incident was 323 with a difference of -69 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 Future Cardia and their customers.
On 26 November 2024, ChristianaCare disclosed data breach and unauthorized access issues under the banner "ChristianaCare Vendor Oracle Health Cybersecurity Incident".
ChristianaCare announced that a cybersecurity incident involving its third-party electronic medical records vendor, Oracle Health (formerly Cerner Corp.), exposed patients' personal and medical information.
The disruption is felt across the environment, affecting legacy Cerner systems (Oracle Health), and exposing names, Social Security numbers and medical record numbers.
In response, and stakeholders are being briefed through letters mailed to affected patients.
The case underscores how ongoing (patient notifications in progress), with advisories going out to stakeholders covering letters mailed to affected patients.
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 Valid Accounts (T1078) with moderate to high confidence (85%), supported by evidence indicating unauthorized third party gained access to legacy Cerner systems (vendor compromise) and Exploit Public-Facing Application (T1190) with moderate to high confidence (70%), supported by evidence indicating legacy Cerner systems accessed (potential unpatched/vulnerable public-facing app). Under the Credential Access tactic, the analysis identified Unsecured Credentials: Credentials In Files (T1552.001) with moderate to high confidence (75%), supported by evidence indicating legacy Cerner systems may have stored credentials insecurely (common in legacy systems). Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (95%), supported by evidence indicating names; Social Security numbers; medical records (diagnoses, medicines, test results) exfiltrated and Data from Cloud Storage Object: Medical Records (T1213.002) with moderate to high confidence (80%), supported by evidence indicating electronic medical records vendor (Oracle Health) suggests cloud-hosted EMR data targeted. Under the Exfiltration tactic, the analysis identified Exfiltration Over Alternative Protocol: Exfiltration Over Unencrypted/Obfuscated Non-C2 Protocol (T1048.003) with moderate to high confidence (80%), supported by evidence indicating data exfiltration such as likely (no ransomware noted; implies stealthy exfiltration method) and Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating unauthorized third party gained access (suggests persistent channel for data transfer). Under the Impact tactic, the analysis identified Data from Cloud Storage Object: Medical Records (T1598.003) with high confidence (90%), supported by evidence indicating high identity theft risk (Social Security numbers exposed) + medical records leaked. Under the Defense Evasion tactic, the analysis identified Indicator Removal: File Deletion (T1070.004) with moderate confidence (65%), supported by evidence indicating no disruption to clinical operations (suggests attacker avoided detection via log/file tampering) and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (60%), supported by evidence indicating legacy Cerner systems (older systems may lack modern EDR/XDR, enabling defense impairment). These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Future Cardia Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/oracle-health/incident/CHR1764431992
- Future Cardia CyberSecurity Rating page: https://www.rankiteo.com/company/oracle-health
- Future Cardia Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/chr1764431992-christianacare-breach-january-2025/
- Future Cardia CyberSecurity Score History: https://www.rankiteo.com/company/oracle-health/history
- Future Cardia CyberSecurity Incident Source: https://www.delawareonline.com/story/money/industries/healthcare/2025/11/29/christianacare-notifies-patients-of-oracle-health-data-breach/87524219007/
- 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