Incident Score: Analysis & Impact (MISINS1778603211)
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 Instructure's Ransomware 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 Instructure 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 Instructure breach identified under incident ID MISINS1778603211.
The analysis begins with a detailed overview of Instructure's information like the linkedin page: https://www.linkedin.com/company/instructure-inc-, the number of followers: 79694, the industry type: E-Learning Providers and the number of employees: 2172 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 100 and after the incident was 100 with a difference of 0 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 Instructure and their customers.
On 29 April 2026, Instructure (Canvas) disclosed Ransomware issues under the banner "Canvas Breach: Company Pays Shiny Hunters to Delete Stolen Student Data".
Instructure, the provider of the widely used academic platform Canvas, confirmed it paid a ransom to the cyber extortion group Shiny Hunters to prevent the release of stolen data.
The disruption is felt across the environment, affecting Canvas academic platform, and exposing 3.5 terabytes of student and university data.
In response, and stakeholders are being briefed through Transparency about ransom payment and data protection measures.
The case underscores how with advisories going out to stakeholders covering Assurance of no further extortion of customers.
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 (60%), supported by evidence indicating disrupted exams and operations at an estimated 9,000 institutions and Valid Accounts (T1078) with moderate confidence (50%), supported by evidence indicating widely used academic platform Canvas targeted. Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate confidence (50%), supported by evidence indicating 3.5 terabytes of student and university data exfiltrated and Brute Force (T1110) with lower confidence (40%), supported by evidence indicating shiny Hunters linked to previous attacks on high-profile targets. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating 3.5 terabytes of student and university data compromised and Data from Information Repositories (T1213) with moderate to high confidence (70%), supported by evidence indicating canvas academic platform targeted for student/university data. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating shiny Hunters threatened to publish 3.5TB of stolen data and Exfiltration Over Web Service (T1567) with moderate confidence (60%), supported by evidence indicating ransom demanded in Bitcoin; group operates via encrypted chats. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate confidence (50%), supported by evidence indicating ransomware attack disrupted exams and operations and Defacement (T1491) with lower confidence (40%), supported by evidence indicating students reported sudden ransom messages mid-exam. Under the Command and Control tactic, the analysis identified Application Layer Protocol (T1071) with moderate to high confidence (70%), supported by evidence indicating shiny Hunters operates through encrypted chats to negotiate payments. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Instructure Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/instructure-inc-/incident/MISINS1778603211
- Instructure CyberSecurity Rating page: https://www.rankiteo.com/company/instructure-inc-
- Instructure Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/misins1778603211-instructure-mississippi-state-university-ransomware-april-2026/
- Instructure CyberSecurity Score History: https://www.rankiteo.com/company/instructure-inc-/history
- Instructure CyberSecurity Incident Source: https://www.bbc.com/news/articles/cdepzg83x87o
- 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