OnyxC2 Stealer Uses Cloudflare-Fronted C2 to Exfiltrate Browser Data and Credentials

A new commercial-grade information stealer, marketed as OnyxC2, surfaced on cybercrime forums in early 2026 and demonstrates how commodity malware is increasingly packaged as a full-service product. For $250 a month buyers receive a web-based control panel, a payload builder, tiered licensing, and even refund guarantees if a build is detected lowering the barrier for […]

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