alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Generic Phish Phish 2018-08-21"; flow:established,to_server; flowbits:set,ET.genericphish; flowbits:noalert; http.method; content:"POST"; http.request_body; content:"a="; depth:2; nocase; content:"|25|40"; distance:0; content:"&b="; nocase; distance:0; content:"&submit.x="; nocase; distance:0; content:"&submit.y="; nocase; distance:0; classtype:credential-theft; sid:2026006; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_08_21, 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;)