alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Generic Phish Observed"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/mainnet.php?token="; fast_pattern; http.request_body; content:"adsad="; startswith; content:"&asdjdf="; classtype:social-engineering; sid:2036631; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_05_19, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2022_05_19, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)