alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful OWA Phish 2022-07-15"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".html"; endswith; http.request_body; content:"email="; startswith; content:"&password="; distance:0; content:"&submit.x=1&submit.y=1"; endswith; fast_pattern; reference:md5,f5ed323d2dfcc0cbbbb7986def3ca1e0; classtype:credential-theft; sid:2037775; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_07_15, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_04, reviewed_at 2024_01_02;)