alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Dropbox Phish 2016-05-16"; flow:from_client,established; http.method; content:"POST"; http.request_body; content:"em="; nocase; depth:3; fast_pattern; content:"&psw="; nocase; content:"&sub="; nocase; classtype:credential-theft; sid:2032284; rev:6; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_05_16, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_12, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)