alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Dropbox Phish 2015-12-10"; flow:to_server,established; http.method; content:"POST"; http.request_body; content:"&checkedDomains="; nocase; fast_pattern; content:"&checkConnection="; nocase; distance:0; content:"&Email="; nocase; distance:0; content:"&Passwd="; nocase; distance:0; content:"Download+Document"; nocase; distance:0; classtype:credential-theft; sid:2031797; rev:4; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2015_12_10, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_10, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)