Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed CyberHaven Compromised Extension Domain in DNS Lookup (chatgptextension .site)"; dns.query; bsize:21; content:"chatgptextension.site"; nocase; reference:url,www.extensiontotal.com/cyberhaven-incident-live; classtype:trojan-activity; sid:2058873; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2025_01_03, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_01_03;)