Incident Score: Analysis & Impact (PER1764741999)
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 Personal Information Protection Commission(PIPC), Republic of Korea'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 Personal Information Protection Commission(PIPC), Republic of Korea 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 Personal Information Protection Commission(PIPC), Republic of Korea breach identified under incident ID PER1764741999.
The analysis begins with a detailed overview of Personal Information Protection Commission(PIPC), Republic of Korea's information like the linkedin page: https://www.linkedin.com/company/personal-information-protection-commission-pipc-republic-of-korea, the number of followers: 610, the industry type: Government Administration and the number of employees: 11 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 551 and after the incident was 396 with a difference of -155 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 Personal Information Protection Commission(PIPC), Republic of Korea and their customers.
Coupang recently reported "Coupang Data Breach - Personal Information Leak", a noteworthy cybersecurity incident.
Coupang, an e-commerce giant, experienced a major data breach where the personal information of 33.7 million customers was compromised.
The disruption is felt across the environment, and exposing Personal information of 33.7 million customers, with nearly 33.7 million records at risk.
In response, and began remediation that includes Re-notification of affected customers, advice on password changes, and reinspection of preventive measures, and stakeholders are being briefed through Initial notification on website for 1-2 days; ordered to re-notify with corrected details.
The case underscores how Ongoing, teams are taking away lessons such as Importance of accurate and transparent breach notifications, including specific details about the type of data compromised and the nature of the incident (leak vs. exposure), and recommending next steps like Ensure timely and accurate communication with affected customers, Provide clear guidance on protective measures (e.g., password changes) and Conduct thorough inspections to prevent further harm to customers, with advisories going out to stakeholders covering PIPC to investigate circumstances, scope, and violations of safety duties.
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 Valid Accounts (T1078) with moderate to high confidence (70%), supported by evidence indicating personal information of 33.7 million customers compromised and Exploit Public-Facing Application (T1190) with moderate confidence (60%), supported by evidence indicating e-commerce giant Coupang experienced a major data breach. Under the Exfiltration tactic, the analysis identified Exfiltration Over Alternative Protocol (T1048) with moderate to high confidence (80%), supported by evidence indicating personal information leak of 33.7M customers (names, addresses, phone numbers) and Automated Exfiltration (T1020) with moderate to high confidence (70%), supported by evidence indicating large-scale compromise of 33.7M records implies automated data extraction. Under the Impact tactic, the analysis identified Data Destruction (T1485) with moderate confidence (50%), supported by evidence indicating regulator demands reinspection of steps to prevent harm to customers and Data Encrypted for Impact (T1486) with lower confidence (30%), supported by evidence indicating no evidence of ransomware or encryption in incident details. Under the Defense Evasion tactic, the analysis identified Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (60%), supported by evidence indicating breach notification initially downplayed as exposure instead of leak. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Personal Information Protection Commission(PIPC), Republic of Korea Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/personal-information-protection-commission-pipc-republic-of-korea/incident/PER1764741999
- Personal Information Protection Commission(PIPC), Republic of Korea CyberSecurity Rating page: https://www.rankiteo.com/company/personal-information-protection-commission-pipc-republic-of-korea
- Personal Information Protection Commission(PIPC), Republic of Korea Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/per1764741999-personal-information-protection-commission-pipc-republic-of-korea-breach-november-2025/
- Personal Information Protection Commission(PIPC), Republic of Korea CyberSecurity Score History: https://www.rankiteo.com/company/personal-information-protection-commission-pipc-republic-of-korea/history
- Personal Information Protection Commission(PIPC), Republic of Korea CyberSecurity Incident Source: https://koreajoongangdaily.joins.com/news/2025-12-03/business/industry/Privacy-regulator-demands-Coupang-renotify-users-of-data-breach-as-personal-information-leak/2468882
- 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