alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful Microsoft Phish 2022-07-10";
flow:established,to_server;
http.request_line;
content:"POST|20|/eng/sharepoint/app.php|20|"; fast_pattern;
http.request_body;
content:"email="; startswith;
content:"&password="; distance:0;
reference:md5,459f697565b0ff1f83d0d3fa9edc11cf;
classtype:credential-theft;
sid:2037751; rev:1;
metadata:attack_target Client_Endpoint, created_at 2022_07_12, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_07_12;
)