Incident Score: Analysis & Impact (KROCOL1780583387)
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 Kroll Cyber and Data Resilience'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 Kroll Cyber and Data Resilience 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 Kroll Cyber and Data Resilience breach identified under incident ID KROCOL1780583387.
The analysis begins with a detailed overview of Kroll Cyber and Data Resilience's information like the linkedin page: https://www.linkedin.com/company/kroll-cyber, the number of followers: 6058, the industry type: Computer and Network Security and the number of employees: None 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 698 and after the incident was 633 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 Kroll Cyber and Data Resilience and their customers.
Columbia University recently reported "Columbia University Data Breach Exposes Unaffiliated Individuals’ Sensitive Data", a noteworthy cybersecurity incident.
In February, a data breach at Columbia University was discovered to have exposed sensitive data, including Social Security numbers, of individuals with no apparent ties to the institution.
The disruption is felt across the environment, and exposing Social Security numbers, admissions, enrollment, financial aid, and employee records.
In response, and stakeholders are being briefed through Initial notifications limited to 'members of the Columbia community'; later expanded to unaffiliated individuals.
The case underscores how Ongoing, teams are taking away lessons such as The breach underscores the risks of unchecked data aggregation by institutions, even for individuals with no direct relationship to the entity holding their information, with advisories going out to stakeholders covering Free credit monitoring via Kroll offered 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 Exploit Public-Facing Application (T1190) with moderate confidence (50%), supported by evidence indicating unauthorized access to admissions, enrollment, financial aid, and employee records and Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating hacktivist behind the attack; motivation tied to admissions policies. Under the Credential Access tactic, the analysis identified Container API (T1552.007) with lower confidence (40%), supported by evidence indicating decades of third-party data collection; failed data-removal efforts and OS Credential Dumping (T1003) with moderate confidence (50%), supported by evidence indicating social Security numbers and other sensitive data exposed. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating admissions, enrollment, financial aid, and employee records compromised and Data from Information Repositories (T1213) with moderate to high confidence (70%), supported by evidence indicating data may trace back to standardized testing (e.g., SAT) or external partnerships. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate confidence (60%), supported by evidence indicating hacktivist behind the attack; full scope of affected individuals unclear and Transfer Data to Cloud Account (T1537) with lower confidence (40%), supported by evidence indicating third-party data collection practices; no direct exfiltration details. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating failed data-removal efforts; no confirmation of destruction and Data Manipulation: Transmitted Data Manipulation (T1565.002) with lower confidence (40%), supported by evidence indicating unaffiliated individuals data exposed; no explanation provided. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Kroll Cyber and Data Resilience Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/kroll-cyber/incident/KROCOL1780583387
- Kroll Cyber and Data Resilience CyberSecurity Rating page: https://www.rankiteo.com/company/kroll-cyber
- Kroll Cyber and Data Resilience Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/krocol1780583387-kroll-columbia-university-breach-june-2025/
- Kroll Cyber and Data Resilience CyberSecurity Score History: https://www.rankiteo.com/company/kroll-cyber/history
- Kroll Cyber and Data Resilience CyberSecurity Incident Source: https://arstechnica.com/tech-policy/2026/06/my-ssn-was-exposed-in-a-breach-at-columbia-a-school-i-have-no-connection-with/
- 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