How Hackers Really Used Infostealers for the Biggest Recent Cyber Breaches

The report describes how Infostealer malware compromises employee endpoints to collect credentials and session cookies for VPNs, webmail, collaboration platforms, and cloud services, enabling threat actors to gain initial access, escalate privileges, move laterally, exfiltrate data, and deploy ransomware; it cites multiple high-profile breaches (Change Healthcare, Argentina Police, EA Sports, Snowflake), quantifies large-scale credential exposure, and recommends defenses such as multi-factor authentication, user education, and threat-intelligence monitoring.