alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Greatness Credential Phish M3 (2023-11-07)"; flow:established,to_server; http.method; content:"POST"; http.uri; pcre:"/[a-z0-9]{7}\.php$/i"; http.header; content:"Origin: null"; http.request_body; content:"auth="; startswith; content:"&pswd="; fast_pattern; distance:0; reference:url,blog.talosintelligence.com/new-phishing-as-a-service-tool-greatness-already-seen-in-the-wild/; classtype:credential-theft; sid:2049114; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_11_07, deployment Perimeter, confidence High, signature_severity Major, tag Phishing, updated_at 2023_11_07, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)