ntv.co.jp Domain Breach Exposure Report

The telemetry indicates a significant exposure event impacting ntv.co.jp, with 1074 total events observed over the reporting period. A substantial portion of these events, 977, are classified as historical data breaches, while 97 are active infostealer logs. The data suggests a broad impact, affecting 530 employees and 544 clients. Malware families such as Redline, LummaC2, and Rhadamanthys are present, indicating potential credential harvesting and further compromise. The targeted services include authentication endpoints for ntv.co.jp and its associated shop and ID services, suggesting that these systems may have been compromised or are targets for credential stuffing. The leak repository classification shows a high prevalence of combolist sources (850 events), indicating a reliance on previously compromised credentials. Given the high volume of data breaches and the presence of active infostealer logs targeting authentication services, this incident should be prioritized. The prevalence of combolists suggests that attackers are likely attempting to gain access to employee and client accounts through brute-force or credential stuffing attacks. Remediation efforts should focus on securing authentication mechanisms, such as implementing multi-factor authentication, resetting compromised credentials, and enhancing monitoring for suspicious login activity. Further investigation into the specific data compromised in the historical breaches is also recommended.