Incident Score: Analysis & Impact (CLO1784566293)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Clover Health'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 Clover 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 Clover Health breach identified under incident ID CLO1784566293.
The analysis begins with a detailed overview of Clover Health's information like the linkedin page: https://www.linkedin.com/company/cloverhealth, the number of followers: 60378, the industry type: Hospitals and Health Care and the number of employees: 748 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 757 and after the incident was 695 with a difference of -62 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 Clover Health and their customers.
On 04 July 2025, Clover Health disclosed Data Breach issues under the banner "Clover Health Discloses Data Breach Affecting Employee Accounts".
On July 4, Tennessee-based insurer Clover Health detected a cybersecurity breach after hackers compromised the accounts of three employees.
The disruption is felt across the environment, affecting Employee accounts, and exposing Personally identifiable information (PII) and protected health information (PHI).
In response, teams activated the incident response plan, moved swiftly to contain the threat with measures like Immediate steps to contain the breach.
The case underscores how Ongoing, teams are taking away lessons such as Growing threat of social engineering attacks in the healthcare sector, where outdated IT systems and limited cybersecurity resources make organizations prime targets, and recommending next steps like Strengthening cybersecurity measures.
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 high confidence (90%), supported by evidence indicating hackers compromised the accounts of three employees through a social engineering attack, Phishing: Spearphishing Attachment (T1566.001) with moderate to high confidence (70%), supported by evidence indicating social engineering attack targeting employee accounts, and Phishing: Spearphishing Link (T1566.002) with moderate to high confidence (70%), supported by evidence indicating social engineering attack targeting employee accounts. Under the Credential Access tactic, the analysis identified Valid Accounts (T1078) with high confidence (90%), supported by evidence indicating hackers compromised the accounts of three employees and Brute Force (T1110) with lower confidence (30%), supported by evidence indicating no evidence of brute force, but employee accounts were compromised. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating attackers gained access to personally identifiable information (PII) and protected health information (PHI). Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating data breach affecting employee accounts with PII/PHI access. Under the Defense Evasion tactic, the analysis identified Valid Accounts (T1078) with moderate to high confidence (80%), supported by evidence indicating attackers used compromised employee accounts to evade detection. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.