Incident Score: Analysis & Impact (PLUSUP1779971493)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Plume'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 Plume 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 Plume breach identified under incident ID PLUSUP1779971493.
The analysis begins with a detailed overview of Plume's information like the linkedin page: https://www.linkedin.com/company/plume-wifi, the number of followers: 30101, the industry type: Telecommunications and the number of employees: 446 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 756 and after the incident was 753 with a difference of -3 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 Plume and their customers.
SuperBox streaming media devices recently reported "SuperProxy Threat in Streaming Devices", a noteworthy cybersecurity incident.
Plume Security Labs uncovered a critical security flaw in 'SuperBox' streaming media devices, which can be hijacked to function as nodes in a commercial residential proxy network ('SuperProxy') without users' knowledge.
The disruption is felt across the environment, affecting Streaming media devices (SuperBox).
In response, teams activated the incident response plan, moved swiftly to contain the threat with measures like Isolation and removal of compromised devices for affected ISP clients.
The case underscores how Completed, teams are taking away lessons such as Early detection of threats through large-scale device management and AI-driven telemetry is critical to mitigating widespread issues. Unauthenticated access in consumer devices can lead to exploitation for proxy networks, and recommending next steps like Implement rigorous security standards for consumer IoT devices, including third-party penetration testing. Enhance monitoring for unusual traffic patterns to detect proxyware schemes early, with advisories going out to stakeholders covering Affected ISP clients received immediate support to isolate and remove compromised devices.
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 to high confidence (80%), supported by evidence indicating critical security flaw in SuperBox streaming media devices and Trusted Relationship (T1199) with moderate to high confidence (70%), supported by evidence indicating devices accept unauthenticated connections via installed apps. Under the Persistence tactic, the analysis identified Server Software Component: Web Shell (T1505.003) with moderate confidence (60%), supported by evidence indicating creating tunnels to remote command servers. Under the Command and Control tactic, the analysis identified Proxy (T1090) with high confidence (90%), supported by evidence indicating devices hijacked to function as nodes in SuperProxy network and Application Layer Protocol: Web Protocols (T1071.001) with moderate to high confidence (70%), supported by evidence indicating unusual uplink traffic patterns to remote command servers. Under the Impact tactic, the analysis identified Network Denial of Service (T1498) with moderate to high confidence (80%), supported by evidence indicating degrading ISP services and overwhelming network infrastructure and Endpoint Denial of Service: Application or System Exploitation (T1499.004) with moderate to high confidence (70%), supported by evidence indicating potentially degrading ISP services via proxy traffic. Under the Defense Evasion tactic, the analysis identified Hide Artifacts: Hidden Window (T1564.003) with moderate confidence (60%), supported by evidence indicating covertly hijacked to function as nodes without users knowledge. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Plume Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/plume-wifi/incident/PLUSUP1779971493
- Plume CyberSecurity Rating page: https://www.rankiteo.com/company/plume-wifi
- Plume Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/plusup1779971493-superbox-isp-clients-of-plume-vulnerability-may-2025/
- Plume CyberSecurity Score History: https://www.rankiteo.com/company/plume-wifi/history
- Plume CyberSecurity Incident Source: https://wifinowglobal.com/news-and-blog/plumes-security-labs-uncovers-superproxy-media-player-security-breach-that-could-significantly-impact-isps/
- 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