Incident Score: Analysis & Impact (HEA1770443522)
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 Health-ISAC'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 Health-ISAC 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 Health-ISAC breach identified under incident ID HEA1770443522.
The analysis begins with a detailed overview of Health-ISAC's information like the linkedin page: https://www.linkedin.com/company/health-isac, the number of followers: 12511, the industry type: Computer and Network Security and the number of employees: 79 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 662 and after the incident was 505 with a difference of -157 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 Health-ISAC and their customers.
A newly reported cybersecurity incident, "Ransomware Attacks on Healthcare: A Crisis Beyond the Targeted Hospital", has drawn attention.
Ransomware attacks on healthcare organizations disrupt patient care by locking critical systems, forcing hospitals to divert ambulances, cancel procedures, and rely on manual processes.
The disruption is felt across the environment, affecting Critical hospital systems, Patient records and Operational infrastructure.
In response, and began remediation that includes Regular patching, Backup testing and Recovery planning.
The case underscores how teams are taking away lessons such as Healthcare organizations must prioritize cyber hygiene, including regular patching, backup testing, and recovery planning. No single solution addresses all risks due to the complexity of healthcare IT environments, and recommending next steps like Implement multifactor authentication (MFA), Conduct regular patching and software updates and Test backup systems and recovery plans.
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 Exploit Public-Facing Application (T1190) with moderate confidence (60%), with evidence including exploitation of legacy systems, and remote access vulnerabilities, External Remote Services (T1133) with moderate to high confidence (70%), supported by evidence indicating remote access vulnerabilities, and Valid Accounts (T1078) with moderate confidence (50%), supported by evidence indicating lack of multifactor authentication (MFA). Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate confidence (50%), supported by evidence indicating ransomware attacks on healthcare organizations. Under the Persistence tactic, the analysis identified Valid Accounts (T1078) with moderate confidence (50%), supported by evidence indicating lack of multifactor authentication (MFA). Under the Privilege Escalation tactic, the analysis identified Exploitation for Privilege Escalation (T1068) with moderate confidence (60%), with evidence including unpatched software, and legacy systems. Under the Defense Evasion tactic, the analysis identified Disabling Security Tools (T1089) with lower confidence (40%), supported by evidence indicating underfunded cybersecurity programs and Indicator Removal: Clear Windows Event Logs (T1070.001) with lower confidence (30%), supported by evidence indicating ransomware directly disrupts critical systems. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (90%), supported by evidence indicating data encryption such as Yes (in ransomware attacks), Inhibit System Recovery (T1490) with moderate to high confidence (70%), with evidence including locking critical systems, and forcing manual processes, and Defacement (T1491) with lower confidence (30%), supported by evidence indicating disrupts patient care by locking critical systems. Under the Lateral Movement tactic, the analysis identified Exploitation of Remote Services (T1210) with moderate confidence (60%), supported by evidence indicating remote access vulnerabilities. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Health-ISAC Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/health-isac/incident/HEA1770443522
- Health-ISAC CyberSecurity Rating page: https://www.rankiteo.com/company/health-isac
- Health-ISAC Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/hea1770443522-health-isac-ransomware-january-2025/
- Health-ISAC CyberSecurity Score History: https://www.rankiteo.com/company/health-isac/history
- Health-ISAC CyberSecurity Incident Source: https://www.darkreading.com/cybersecurity-operations/hospital-gets-ransomware-others-feel-pain
- 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