alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Generic Credential Phish M4 2023-02-22"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"redyyy.php"; endswith; fast_pattern; http.referer; content:"YYY"; endswith; classtype:credential-theft; sid:2044299; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_02_22, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_02_22;)