alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Possible Successful Generic Phish (set) 2018-05-31"; flow:to_server,established; flowbits:set,ET.genericphish; flowbits:noalert; http.method; content:"POST"; http.request_body; content:"username="; depth:9; nocase; content:"&psw="; nocase; fast_pattern; distance:0; classtype:credential-theft; sid:2025587; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_05_31, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)