beeline.ru Domain Breach Exposure Report

The telemetry indicates a significant exposure event impacting beeline.ru, with 86,043 client records and 1,903 employee records compromised. The majority of the exposure, 90.9%, stems from historical data breaches, while 9.1% is attributed to active infostealer logs. The timeline shows a surge in client compromises during September 2025 and April 2026, with employee compromises peaking in September 2025 and January 2026. Key malware families involved include Redline, Rhadamanthys, and Vidar, often targeting login services. The primary source of leaked data appears to be combolist sources, accounting for 98.7% of the observed leaks. Given the high volume of client and employee data compromised, coupled with the presence of active infostealer logs and common malware families targeting authentication services, this incident presents a critical risk. The focus for remediation should be on immediate credential reset for affected employees and clients, enhanced monitoring of login endpoints, and a thorough review of data access controls. The prevalence of combolist sources suggests a need to investigate potential credential stuffing attacks and strengthen authentication mechanisms.