Incident Score: Analysis & Impact (THEJAGMAR1777573989)
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 The Co-operative Bank's Cyber Attack 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 The Co-operative Bank 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 The Co-operative Bank breach identified under incident ID THEJAGMAR1777573989.
The analysis begins with a detailed overview of The Co-operative Bank's information like the linkedin page: https://www.linkedin.com/company/the-co-operative-bank, the number of followers: 5739, the industry type: Banking and the number of employees: 546 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 748 and after the incident was 727 with a difference of -21 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 The Co-operative Bank and their customers.
Marks & Spencer recently reported "UK Cybersecurity Threats and AI Amplification", a noteworthy cybersecurity incident.
The UK government’s Cyber Security Breaches Survey 2025-26 reveals persistent and severe cyber threats, with 43% of businesses, 28% of charities, and 69% of large firms reporting breaches or attacks in the past year.
The disruption is felt across the environment, plus an estimated financial loss of True.
Formal response steps have not been shared publicly yet.
The case underscores how teams are taking away lessons such as AI is sharpening the threat landscape, and board-level accountability is critical for cyber resilience. Phishing remains the most common and disruptive threat, while ransomware attacks have declined, and recommending next steps like Adopt the Cyber Resilience Pledge, enroll in NCSC’s Early Warning service, and achieve Cyber Essentials certification across supply chains, with advisories going out to stakeholders covering Government urges business leaders to prioritize defenses and adopt the Cyber Resilience Pledge.
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 Phishing (T1566) with high confidence (90%), with evidence including phishing remains the most common and disruptive threat, and phishing incidents fell to 38% from 42% in 2023-24 and Exploit Public-Facing Application (T1190) with lower confidence (30%), supported by evidence indicating aI-enhanced attacks amplifying risks. Under the Execution tactic, the analysis identified User Execution: Malicious Link (T1204.001) with moderate to high confidence (80%), supported by evidence indicating phishing remains the most common and disruptive threat. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with lower confidence (40%), supported by evidence indicating aI is sharpening the threat landscape and Container API (T1552.007) with lower confidence (30%), supported by evidence indicating aI-enhanced attacks. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate confidence (50%), supported by evidence indicating ransomware attacks dropped to 1% from 3% and Defacement: Internal Defacement (T1491.001) with lower confidence (40%), supported by evidence indicating reputational damage rose to 3% from 1%. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate confidence (60%), supported by evidence indicating 5% of businesses reported revenue or share value losses. Under the Defense Evasion tactic, the analysis identified Valid Accounts (T1078) with moderate confidence (50%), supported by evidence indicating impersonation attacks affected 12% of businesses and Disable or Modify Tools (T1562.001) with lower confidence (40%), supported by evidence indicating aI-enhanced attacks refining tactics. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- The Co-operative Bank Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/the-co-operative-bank/incident/THEJAGMAR1777573989
- The Co-operative Bank CyberSecurity Rating page: https://www.rankiteo.com/company/the-co-operative-bank
- The Co-operative Bank Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/thejagmar1777573989-marks-spencer-jaguar-land-rover-co-op-group-cyber-attack-april-2025/
- The Co-operative Bank CyberSecurity Score History: https://www.rankiteo.com/company/the-co-operative-bank/history
- The Co-operative Bank CyberSecurity Incident Source: https://www.computerweekly.com/news/366642507/Almost-half-of-UK-businesses-hit-by-cyber-attacks
- 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