'This marks a sophisticated evolution': Experts warn Claude feature hijacked by hackers to launch major malware campaign

Cybersecurity ensures data protection on internet. Data encryption, firewall, encrypted network, VPN, secure access and authentication defend against malware, hacking, cyber crime and digital threat.

• Trend Micro found criminals abusing Claude’s “Shared Chats” feature to spread infostealers via ClickFix and malvertising
• Fake Apple Support chats on claude.ai, promoted through Google Ads, tricked macOS developers into pasting malicious commands
• Anthropic banned the accounts and disabled malicious conversations, promising further abuse mitigations

Security researchers Trend Micro have detected criminals abusing a legitimate feature in Claude AI to trick software developers into downloading malware. The campaign also includes malvertising, as well as the tried-and-true ClickFix method.