Incident Score: Analysis & Impact (STASUR1779668969)
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 Surfshark'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 Surfshark 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 Surfshark breach identified under incident ID STASUR1779668969.
The analysis begins with a detailed overview of Surfshark's information like the linkedin page: https://www.linkedin.com/company/surfshark, the number of followers: 24823, the industry type: IT Services and IT Consulting and the number of employees: 495 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 754 and after the incident was 587 with a difference of -167 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 Surfshark and their customers.
On 14 October 2025, a cybersecurity incident called "Global Data Breaches Reach Record Highs, Exposing Over 1 Billion Accounts in 2025" came to light.
A recent report by Surfshark reveals a sharp rise in global data breaches, with over 1 billion user accounts exposed worldwide between the first quarter of 2020 and the third quarter of 2025.
The disruption is felt across the environment, and exposing over 1 billion user accounts, with nearly over 1 billion records at risk.
Formal response steps have not been shared publicly yet.
Overall, the incident is a reminder of why proactive monitoring and strong governance matter.
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%), supported by evidence indicating breaches driven by...phishing and Supply Chain Compromise (T1195) with moderate to high confidence (80%), supported by evidence indicating supply chain vulnerabilities. Under the Execution tactic, the analysis identified Exploitation for Client Execution (T1203) with moderate confidence (60%), supported by evidence indicating increasingly sophisticated cyberattacks. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with moderate confidence (50%), supported by evidence indicating over 1 billion user accounts exposed and Credentials from Password Stores (T1555) with moderate confidence (60%), supported by evidence indicating data breaches affecting individuals and organizations. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate to high confidence (70%), supported by evidence indicating ransomware...driven by increasingly sophisticated cyberattacks. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating over 1 billion user accounts exposed worldwide and Automated Exfiltration (T1020) with moderate confidence (60%), supported by evidence indicating persistent and escalating threat landscape. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Surfshark Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/surfshark/incident/STASUR1779668969
- Surfshark CyberSecurity Rating page: https://www.rankiteo.com/company/surfshark
- Surfshark Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/stasur1779668969-surfshark-statista-breach-october-2025/
- Surfshark CyberSecurity Score History: https://www.rankiteo.com/company/surfshark/history
- Surfshark CyberSecurity Incident Source: https://www.statista.com/statistics/1307426/number-of-data-breaches-worldwide/
- 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