alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Possible USAA Phishing Landing 2016-07-05"; flow:to_server,established; threshold:type limit, count 1, track by_src, seconds 30; http.method; content:"GET"; http.uri; content:"/usaa.com"; pcre:"/\/usaa\.com(?:\.|-)(?:sec(?:ure)?|inet|ent)(?:\.|-)/i"; classtype:social-engineering; sid:2032026; rev:3; metadata:attack_target Client_Endpoint, created_at 2016_07_05, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Phishing, updated_at 2020_07_17;)