The Clop web shell targets PTC Windchill via CVE-2026-12569, stealing credentials and engineering data in a mass-extortion campaign. Related Posts: WordlistLoader Delivers Amatera Stealer Through ClearFake Campaigns C2Looper: Rust Backdoor Uses GitHub for C2 Control Manic Android Malware Steals Data Without Active Internet The post Clop Deploys Custom Web Shell in PTC Windchill Extortion Attacks appeared first on Daily CyberSecurity.