Incident Score: Analysis & Impact (RAI1765922881)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Rainbow Schools'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 Rainbow Schools 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 Rainbow Schools breach identified under incident ID RAI1765922881.
The analysis begins with a detailed overview of Rainbow Schools's information like the linkedin page: https://www.linkedin.com/company/rainbowschools, the number of followers: 190, the industry type: Philanthropic Fundraising Services and the number of employees: 18 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 762 and after the incident was 697 with a difference of -65 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 Rainbow Schools and their customers.
On 28 October 2024, Rainbow District School Board disclosed Data Breach issues under the banner "Rainbow District School Board Cyber Incident".
A cyber incident at the Rainbow District School Board in northern Ontario likely compromised employee social insurance numbers and bank account information.
The disruption is felt across the environment, and exposing Social insurance numbers, bank account information, employee IDs, addresses, annual salaries, beneficiary names, phone numbers, dates of birth, Student Ontario Education Numbers, grades.
In response, and stakeholders are being briefed through Public notice on the board's website and reporting to the Information and Privacy Commissioner of Ontario.
The case underscores how Ongoing (as of October 2024), with advisories going out to stakeholders covering Public notice on the board's website.
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 to high confidence (70%), supported by evidence indicating compromised sensitive personal and financial data for employees/students and Exploit Public-Facing Application (T1190) with moderate confidence (50%), supported by evidence indicating cyber incident with no specific vector disclosed, but common in education breaches. Under the Credential Access tactic, the analysis identified Cloud Storage Object Discovery (T1552.005) with moderate confidence (60%), supported by evidence indicating exposed information for current/former employees, students, and voters and Unsecured Credentials (T1552) with moderate to high confidence (70%), supported by evidence indicating social Insurance Numbers (SINs), bank account numbers compromised. Under the Collection tactic, the analysis identified Data from Information Repositories (T1213) with moderate to high confidence (80%), supported by evidence indicating employee IDs, addresses, annual salaries, beneficiary names, grades. Under the Exfiltration tactic, the analysis identified Exfiltration Over Alternative Protocol (T1048) with moderate to high confidence (70%), supported by evidence indicating data breach with high sensitivity (SINs, bank accounts) implies exfiltration. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with lower confidence (30%), supported by evidence indicating no ransomware confirmed, but data breach may involve encryption and Data Manipulation: Transmitted Data Manipulation (T1565.002) with lower confidence (40%), supported by evidence indicating identity theft risk such as High suggests potential misuse of exfiltrated data. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Rainbow Schools Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/rainbowschools/incident/RAI1765922881
- Rainbow Schools CyberSecurity Rating page: https://www.rankiteo.com/company/rainbowschools
- Rainbow Schools Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/rai1765922881-breach-february-2025/
- Rainbow Schools CyberSecurity Score History: https://www.rankiteo.com/company/rainbowschools/history
- Rainbow Schools CyberSecurity Incident Source: https://globalnews.ca/news/11579784/rainbow-district-school-board-cyber-incident/
- 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