cityheaven.net Domain Breach Exposure Report

The domain cityheaven.net has experienced a significant number of events, with a total of 17,685 recorded over the period from July 2025 to June 2026. The majority of these events are attributed to historical data breaches (15,538) and active infostealer logs (2,147). Notably, there were 124 employee-related events and 17,561 client-related events, indicating a broad impact. The timeline shows a sharp increase in client events starting in September 2025 and a more recent, significant rise in employee events from March 2026 onwards. Malware families such as LummaC2, Rhadamanthys, and Redline are prominently featured, suggesting active exploitation and data exfiltration campaigns targeting this domain. The data also indicates a concentration of activity originating from Japan. Given the high volume of data breaches and infostealer activity, coupled with the increasing number of employee-related events, this exposure presents a critical risk. The prevalence of infostealer malware targeting credentials and sensitive information necessitates immediate attention. Remediation efforts should focus on strengthening access controls, enhancing endpoint security to detect and prevent infostealer infections, and conducting thorough investigations into the root causes of the data breaches. Prioritizing the security of client and employee data is paramount, especially considering the observed trends and the types of malware involved.