Incident Score: Analysis & Impact (HARGAISOC1779481525)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Gainwell Technologies'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 Gainwell Technologies 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 Gainwell Technologies breach identified under incident ID HARGAISOC1779481525.
The analysis begins with a detailed overview of Gainwell Technologies's information like the linkedin page: https://www.linkedin.com/company/gainwell-technologies, the number of followers: 174854, the industry type: IT Services and IT Consulting and the number of employees: 10397 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 714 and after the incident was 642 with a difference of -72 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 Gainwell Technologies and their customers.
On 22 May 2024, Hartford HealthCare disclosed Data Breach issues under the banner "Hartford HealthCare Medicaid Portal Breach Exposes Data of 22,500 Patients".
A cyberattack on the Connecticut Medicaid provider portal compromised sensitive information for approximately 22,500 patients.
The disruption is felt across the environment, affecting Connecticut Medicaid provider portal, and exposing Sensitive patient information, with nearly 22,500 records at risk.
In response, teams activated the incident response plan, moved swiftly to contain the threat with measures like Terminated hacker access, secured portal, and began remediation that includes Additional security measures implemented, and stakeholders are being briefed through Notifications via mail, credit monitoring and identity protection offered.
The case underscores how Completed, with advisories going out to stakeholders covering Notifications sent via mail on May 22, 2024, with offers for credit monitoring, identity protection, and fraud support services. Contact number: 1-855-744-4488.
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 high confidence (95%), supported by evidence indicating hacker using stolen credentials from Hartford HealthCare employees. Under the Credential Access tactic, the analysis identified Compromise Accounts (T1586) with high confidence (90%), supported by evidence indicating stolen credentials from Hartford HealthCare employees. Under the Lateral Movement tactic, the analysis identified Valid Accounts (T1078) with moderate to high confidence (80%), supported by evidence indicating access the system on March 4 using stolen credentials. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (85%), supported by evidence indicating exposed data included full names, Medicaid claim IDs, billing details. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating breach exposed information of 22,500 Connecticut Medicaid patients. Under the Impact tactic, the analysis identified Data Manipulation: Stored Data Manipulation (T1565.001) with moderate confidence (50%), supported by evidence indicating financially motivated rather than an attempt to steal patient data. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Gainwell Technologies Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/gainwell-technologies/incident/HARGAISOC1779481525
- Gainwell Technologies CyberSecurity Rating page: https://www.rankiteo.com/company/gainwell-technologies
- Gainwell Technologies Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/hargaisoc1779481525-connecticut-department-of-social-services-gainwell-technologies-hartford-healthcare-breach-march-2026/
- Gainwell Technologies CyberSecurity Score History: https://www.rankiteo.com/company/gainwell-technologies/history
- Gainwell Technologies CyberSecurity Incident Source: https://www.wfsb.com/2026/05/22/data-breach-exposes-information-22500-connecticut-medicaid-patients/
- 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