alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Generic Personalized Google Firebase Hosted Phishing Landing"; flow:established,to_server; http.uri; content:"/v0/b/"; startswith; content:".appspot.com/"; distance:0; fast_pattern; content:"#"; distance:0; content:"@"; distance:0; http.host; content:"firebasestorage.googleapis.com"; classtype:social-engineering; sid:2031213; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_11_18, deployment Perimeter, confidence Medium, signature_severity Minor, tag Phishing, updated_at 2024_04_13;)