Incident Score: Analysis & Impact (EVE1783378301)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of EvergreenHealth'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 EvergreenHealth 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 EvergreenHealth breach identified under incident ID EVE1783378301.
The analysis begins with a detailed overview of EvergreenHealth's information like the linkedin page: https://www.linkedin.com/company/evergreenhealth, the number of followers: 20340, the industry type: Hospitals and Health Care and the number of employees: 3328 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 658 and after the incident was 603 with a difference of -55 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 EvergreenHealth and their customers.
On 02 July 2026, Evergreen Children’s Association (Kids Co.) disclosed Data Breach issues under the banner "Kids Co. Data Breach Exposes Sensitive Personal Information, Including Social Security Numbers".
On July 2, 2026, Evergreen Children’s Association (operating as Kids Co.) disclosed a data breach that may have compromised sensitive personal information, including Social Security numbers, of individuals associated with its programs.
The disruption is felt across the environment, and exposing Sensitive personal information, including Social Security numbers.
In response, and stakeholders are being briefed through Notification letters sent to affected individuals.
The case underscores how Ongoing, with advisories going out to stakeholders covering Notification letters sent to affected individuals.
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 moderate confidence (60%), supported by evidence indicating sensitive personal information, including Social Security numbers compromised and Exploit Public-Facing Application (T1190) with moderate confidence (50%), supported by evidence indicating no details on attack vector or timeline; public-facing systems possible. Under the Credential Access tactic, the analysis identified Modify Authentication Process (T1556) with moderate confidence (50%), supported by evidence indicating social Security numbers exposed; may imply credential harvesting and OS Credential Dumping (T1003) with lower confidence (40%), supported by evidence indicating high-sensitivity data breach suggests possible credential dumping. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (70%), supported by evidence indicating sensitive personal information, including Social Security numbers compromised and Data from Information Repositories (T1213) with moderate confidence (60%), supported by evidence indicating non-profit childcare services likely store PII in databases. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate confidence (60%), supported by evidence indicating data breach disclosed; exfiltration likely occurred and Transfer Data to Cloud Account (T1537) with lower confidence (40%), supported by evidence indicating no details on exfiltration method; cloud storage possible. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating no details on malware or data destruction; low confidence and Data Manipulation: Transmitted Data Manipulation (T1565.002) with lower confidence (40%), supported by evidence indicating high identity theft risk suggests potential data manipulation. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- EvergreenHealth Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/evergreenhealth/incident/EVE1783378301
- EvergreenHealth CyberSecurity Rating page: https://www.rankiteo.com/company/evergreenhealth
- EvergreenHealth Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/eve1783378301-evergreen-childrens-association-breach-july-2026/
- EvergreenHealth CyberSecurity Score History: https://www.rankiteo.com/company/evergreenhealth/history
- EvergreenHealth CyberSecurity Incident Source: https://www.classaction.org/data-breach-lawsuits/kids-co-july-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