alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful Excel Online Phish 2015-11-26";
flow:to_server,established;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.request_body;
content:"login="; depth:6; nocase; fast_pattern;
content:"&passwd="; nocase; distance:0;
content:"&.save="; distance:0; nocase;
classtype:credential-theft;
sid:2031905; rev:5;
metadata:attack_target Client_Endpoint, created_at 2015_11_26, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_09_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)