Incident Score: Analysis & Impact (TV31781520522)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of TV3 Network Limited'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 TV3 Network Limited 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 TV3 Network Limited breach identified under incident ID TV31781520522.
The analysis begins with a detailed overview of TV3 Network Limited's information like the linkedin page: https://www.linkedin.com/company/tv3-network-limited, the number of followers: 452, the industry type: Media Production and the number of employees: 189 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 761 and after the incident was 662 with a difference of -99 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 TV3 Network Limited and their customers.
On 15 November 2018, Media Prima Bhd disclosed ransomware issues under the banner "Media Prima Hit by Ransomware Attack, Refuses $6.45 Million Bitcoin Demand".
On November 15, 2018, Malaysian media conglomerate Media Prima Bhd fell victim to a ransomware attack, crippling its in-house email systems and disrupting operations.
The disruption is felt across the environment, affecting in-house email systems, critical systems across Media Prima group.
In response, and began remediation that includes migrated email system to Google’s G Suite, and stakeholders are being briefed through declined to comment.
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 Exploit Public-Facing Application (T1190) with moderate confidence (50%), with evidence including attack threatening the organizations existence, and attack began four days prior and Hardware Additions (T1200) with lower confidence (30%), supported by evidence indicating no details on attack vector or vulnerability exploited. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate confidence (60%), supported by evidence indicating ransomware attack crippling in-house email systems. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (90%), with evidence including data encryption such as true, and ransomware attack encrypted critical systems. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with lower confidence (40%), supported by evidence indicating no confirmation of data exfiltration, but ransomware often involves it. Under the Command and Control tactic, the analysis identified Application Layer Protocol: Web Protocols (T1071.001) with moderate confidence (50%), supported by evidence indicating ransomware typically uses C2 channels for encryption keys. Under the Defense Evasion tactic, the analysis identified Execution Guardrails: Environmental Keying (T1480.001) with lower confidence (40%), supported by evidence indicating ransomware often evades detection via environmental checks. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- TV3 Network Limited Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/tv3-network-limited/incident/TV31781520522
- TV3 Network Limited CyberSecurity Rating page: https://www.rankiteo.com/company/tv3-network-limited
- TV3 Network Limited Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/tv31781520522-tv3-ransomware-november-2018/
- TV3 Network Limited CyberSecurity Score History: https://www.rankiteo.com/company/tv3-network-limited/history
- TV3 Network Limited CyberSecurity Incident Source: https://theedgemalaysia.com/article/media-prima-hit-ransomware-attack-%E2%80%94-sources
- 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