alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Credit Card Skimmer Domain in TLS SNI (happywave .shop)"; flow:established,to_server; tls.sni; dotprefix; content:".happywave.shop"; endswith; fast_pattern; reference:url,www.malwarebytes.com/blog/news/2024/08/hundreds-of-online-stores-hacked-in-new-campaign; classtype:exploit-kit; sid:2055424; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2024_08_23, deployment Perimeter, deprecation_reason Duplicate, performance_impact Low, confidence High, signature_severity Major, tag Exploit_Kit, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_10_24, reviewed_at 2024_10_24;)