Incident Score: Analysis & Impact (SCR1776486361)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Scripps Health's Ransomware 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 Scripps Health 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 Scripps Health breach identified under incident ID SCR1776486361.
The analysis begins with a detailed overview of Scripps Health's information like the linkedin page: https://www.linkedin.com/company/scripps-health, the number of followers: 86365, the industry type: Hospitals and Health Care and the number of employees: 11706 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 687 and after the incident was 583 with a difference of -104 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 Scripps Health and their customers.
On 01 May 2021, Scripps Health disclosed ransomware issues under the banner "Cyberattack Disrupts Scripps Health Operations Across San Diego".
Scripps Health, a major healthcare provider in San Diego, California, suffered a significant cyberattack on May 1, 2021, forcing the organization to take critical IT systems offline.
The disruption is felt across the environment, affecting electronic health records (EHR), patient portals and digital services, and exposing patient data, including medical records and personal information.
In response, teams activated the incident response plan, moved swiftly to contain the threat with measures like took critical IT systems offline, manual record-keeping, and began remediation that includes gradual system restoration, enhanced security measures, while recovery efforts such as full recovery took nearly a month continue.
The case underscores how under federal investigation, teams are taking away lessons such as The incident underscores the growing threat of ransomware against healthcare providers, particularly during the COVID-19 pandemic when reliance on digital systems was at an all-time high, and recommending next steps like Implement enhanced security measures to prevent future attacks.
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 Phishing (T1566) with moderate to high confidence (80%), with evidence including attack vector such as phishing, and exploited vulnerabilities in third-party software or phishing tactics and Exploit Public-Facing Application (T1190) with moderate to high confidence (70%), supported by evidence indicating exploited vulnerabilities in third-party software. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate confidence (60%), supported by evidence indicating ransomware attack targeting Scripps’ network infrastructure. Under the Persistence tactic, the analysis identified Valid Accounts (T1078) with moderate confidence (50%), supported by evidence indicating phishing tactics to gain access (implied valid account compromise). Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (90%), supported by evidence indicating ransomware attack...encrypting data and demanding payment for decryption. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating patient data, including medical records and personal information, was compromised. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with moderate confidence (50%), supported by evidence indicating phishing tactics (implied credential harvesting). Under the Defense Evasion tactic, the analysis identified Obfuscated Files or Information (T1027) with moderate confidence (60%), supported by evidence indicating ransomware strain remains undisclosed (likely obfuscation). These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Scripps Health Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/scripps-health/incident/SCR1776486361
- Scripps Health CyberSecurity Rating page: https://www.rankiteo.com/company/scripps-health
- Scripps Health Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/scr1776486361-scripps-health-ransomware-april-2026/
- Scripps Health CyberSecurity Score History: https://www.rankiteo.com/company/scripps-health/history
- Scripps Health CyberSecurity Incident Source: https://www.ktvh.com/videos/news/montana-politics/judge-lets-investigation-into-data-breach-affecting-blue-cross-blue-shield-members-move-forward
- 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