Incident Score: Analysis & Impact (CHU1777480415)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Churchill Claims Services'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 Churchill Claims Services 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 Churchill Claims Services breach identified under incident ID CHU1777480415.
The analysis begins with a detailed overview of Churchill Claims Services's information like the linkedin page: https://www.linkedin.com/company/churchill-claims-services, the number of followers: 373, the industry type: Insurance and the number of employees: 16 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 750 and after the incident was 666 with a difference of -84 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 Churchill Claims Services and their customers.
On 10 October 2025, Churchill Claims Services Inc. disclosed Data Breach issues under the banner "Churchill Claims Services Data Breach".
Churchill Claims Services Inc., a Florida-based insurance claims adjusting and investigation firm, disclosed a data breach impacting 2,610 individuals across the U.S.
The disruption is felt across the environment, and exposing 240 GB, with nearly 2610 records at risk.
In response, and stakeholders are being briefed through Written notifications, dedicated call center.
The case underscores how with advisories going out to stakeholders covering 24 months of complimentary credit monitoring and identity theft protection through Cyberscout, including a $1 million identity theft insurance policy. Enrollment via unique code with a 90-day window. Dedicated call center (833-877-7557) for inquiries.
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 (50%), supported by evidence indicating incident was claimed by the threat group Securotrop and Trusted Relationship (T1199) with lower confidence (40%), supported by evidence indicating insurance claims adjusting and investigation firm. Under the Credential Access tactic, the analysis identified Unsecured Credentials: Credentials In Files (T1552.001) with moderate to high confidence (70%), supported by evidence indicating scanned documents from executive and general divisions and OS Credential Dumping (T1003) with moderate confidence (60%), supported by evidence indicating social Security numbers and government ID numbers exposed. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating 240 gigabytes of data exfiltrated from the company’s systems and Data from Information Repositories (T1213) with moderate to high confidence (70%), supported by evidence indicating insured vehicle lists, appraisal logs, profit margin analyses. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating threat group Securotrop announced exfiltrating 240 GB of data and Exfiltration Over Web Service (T1567) with moderate confidence (60%), supported by evidence indicating announced via the Tor network. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating 240 gigabytes of data exfiltrated and Data Manipulation: Stored Data Manipulation (T1565.001) with lower confidence (40%), supported by evidence indicating profit margin analyses and compensation records compromised. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Churchill Claims Services Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/churchill-claims-services/incident/CHU1777480415
- Churchill Claims Services CyberSecurity Rating page: https://www.rankiteo.com/company/churchill-claims-services
- Churchill Claims Services Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/chu1777480415-churchill-claims-services-inc-breach-october-2025/
- Churchill Claims Services CyberSecurity Score History: https://www.rankiteo.com/company/churchill-claims-services/history
- Churchill Claims Services CyberSecurity Incident Source: https://www.claimdepot.com/data-breach/churchill-claims-services-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