Incident Score: Analysis & Impact (NINWEB1781692782)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of WebMD Health Services's Vulnerability 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 WebMD Health Services 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 WebMD Health Services breach identified under incident ID NINWEB1781692782.
The analysis begins with a detailed overview of WebMD Health Services's information like the linkedin page: https://www.linkedin.com/company/webmd-health-services, the number of followers: 18364, the industry type: Wellness and Fitness Services and the number of employees: 590 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 769 and after the incident was 753 with a difference of -16 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 WebMD Health Services and their customers.
Nintendo recently reported "Nintendo Data Breach via Third-Party Service", a noteworthy cybersecurity incident.
Nintendo disclosed a data breach involving employee information after the extortion group *ShadowByt3$* claimed to have compromised its systems.
The disruption is felt across the environment, affecting TinyPulse employee survey platform, and exposing Employee information (names, email addresses, bank records, survey responses, performance evaluations, details on top-performing staff).
In response, and stakeholders are being briefed through Public disclosure of the breach.
The case underscores how Ongoing, with advisories going out to stakeholders covering Confirmed no customer data was exposed.
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 Supply Chain Compromise (T1195) with high confidence (90%), supported by evidence indicating vulnerability in TinyPulse, a third-party employee survey platform and Supply Chain Compromise: Compromise Software Supply Chain (T1195.002) with moderate to high confidence (80%), supported by evidence indicating tinyPulse employee survey platform led to the exposure. Under the Credential Access tactic, the analysis identified Steal Application Access Token (T1528) with moderate to high confidence (70%), supported by evidence indicating third-party service breach exposed employee survey responses. Under the Collection tactic, the analysis identified Data from Information Repositories (T1213) with high confidence (90%), supported by evidence indicating survey responses, performance evaluations, details on top-performing staff and Data from Local System (T1005) with moderate to high confidence (70%), supported by evidence indicating employee information (names, email addresses, bank records) exposed. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating extortion group *ShadowByt3$* claimed to have compromised its systems and Exfiltration Over Web Service (T1567) with moderate confidence (60%), supported by evidence indicating hackers demanded a $2 million ransom to prevent data release. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1471) with moderate confidence (50%), supported by evidence indicating extortion group demanded ransom to prevent data release and Defacement (T1491) with lower confidence (40%), supported by evidence indicating expects the data to be published online. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- WebMD Health Services Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/webmd-health-services/incident/NINWEB1781692782
- WebMD Health Services CyberSecurity Rating page: https://www.rankiteo.com/company/webmd-health-services
- WebMD Health Services Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/ninweb1781692782-tinypulse-nintendo-vulnerability-may-2020/
- WebMD Health Services CyberSecurity Score History: https://www.rankiteo.com/company/webmd-health-services/history
- WebMD Health Services CyberSecurity Incident Source: https://www.ign.com/articles/nintendo-acknowledges-employee-data-at-risk-after-third-party-service-breach
- 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