alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful BankAustria Phish Nov 03 2017"; flow:to_server,established; http.method; content:"POST"; http.host; content:"online.bankaustria.at."; fast_pattern; pcre:"/^[a-z]*?[0-9]{3,9}[a-z]*?\.[a-z]{2,4}/R"; classtype:credential-theft; sid:2024949; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_11_03, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_24, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)