alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful OWA Credential Phish 2022-07-13"; flow:established,to_server; http.request_line; content:"POST|20 2f|themepark|2f|next|2e|php|20|"; startswith; fast_pattern; http.request_body; content:"email="; startswith; content:"&password="; distance:0; reference:md5,9da66e99dfa47eca7b5a5212eb53dd8e; classtype:credential-theft; sid:2037770; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_07_14, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_07_14;)