Incident Score: Analysis & Impact (PLA1767648230)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Planned Parenthood Northern California'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 Planned Parenthood Northern California 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 Planned Parenthood Northern California breach identified under incident ID PLA1767648230.
The analysis begins with a detailed overview of Planned Parenthood Northern California's information like the linkedin page: https://www.linkedin.com/company/planned-parenthood-shasta-pacific, the number of followers: 3638, the industry type: Hospitals and Health Care and the number of employees: 337 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 763 and after the incident was 699 with a difference of -64 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 Planned Parenthood Northern California and their customers.
On 30 December 2025, Planned Parenthood Northern California disclosed Data Breach issues under the banner "Planned Parenthood Northern California Data Breach".
Planned Parenthood Northern California (PPNorCal) experienced a data breach involving unauthorized access to patient insurance eligibility and related information through its business associate OCHIN's subcontractor, Trizetto Provider Solutions (TPS).
The disruption is felt across the environment, affecting Trizetto Provider Solutions (TPS) information systems, and exposing Sensitive personally identifiable information.
In response, and stakeholders are being briefed through Notification by mail to affected individuals.
The case underscores how and recommending next steps like Monitor accounts for suspicious activity, Request free credit reports from Equifax, Experian, and TransUnion and Place a fraud alert or freeze credit with major credit bureaus, with advisories going out to stakeholders covering Affected individuals notified by mail; dedicated call center available starting Feb. 9, 2026.
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%), supported by evidence indicating unauthorized access to systems managed by Trizetto Provider Solutions (TPS), a subcontractor and Valid Accounts (T1078) with moderate to high confidence (70%), supported by evidence indicating intrusion persisted from November 2024 to October 2025 (11 months). Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate confidence (60%), supported by evidence indicating exposed sensitive data includes health insurance details and Medicare identifiers and Steal Application Access Token (T1528) with moderate confidence (50%), supported by evidence indicating access to business associate OCHINs subcontractor systems. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating unauthorized activity detected; data includes SSNs, insurance details, and DOBs and Automated Exfiltration (T1020) with moderate to high confidence (70%), supported by evidence indicating 11-month intrusion period with no detection until December 2025. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating high sensitivity of exposed data (SSNs, health records) and Data Encrypted for Impact (T1486) with lower confidence (20%), supported by evidence indicating no evidence of ransomware or encryption in incident details. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Planned Parenthood Northern California Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/planned-parenthood-shasta-pacific/incident/PLA1767648230
- Planned Parenthood Northern California CyberSecurity Rating page: https://www.rankiteo.com/company/planned-parenthood-shasta-pacific
- Planned Parenthood Northern California Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/pla1767648230-breach-december-2025/
- Planned Parenthood Northern California CyberSecurity Score History: https://www.rankiteo.com/company/planned-parenthood-shasta-pacific/history
- Planned Parenthood Northern California CyberSecurity Incident Source: https://www.claimdepot.com/investigations/planned-parenthood-and-trizetto-data-breach-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