alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful CenturyLink Credential Phish 2023-03-01";
flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/century2022/centiredionewi/security"; endswith; fast_pattern;
http.request_body;
content:"userId="; startswith;
content:"&password="; distance:0;
content:"&remember_me=on&submit="; distance:0;
reference:md5,2f8224907f8e8de6b8b1747a96a4ed33;
classtype:credential-theft;
sid:2044420; rev:1;
metadata:attack_target Client_Endpoint, created_at 2023_03_01, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_01;
)