alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful NatWest Bank Phish M3 2016-10-19"; flow:to_server,established; http.method; content:"POST"; http.uri; content:"nwolb"; nocase; content:".aspx"; nocase; distance:0; content:".php"; nocase; endswith; http.header; content:"nwolb"; nocase; http.request_body; content:"c1="; nocase; content:"&c2="; nocase; distance:0; fast_pattern; content:"&c3="; nocase; distance:0; content:"&submit="; nocase; distance:0; classtype:credential-theft; sid:2032597; rev:6; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_10_19, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2022_03_24, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)