alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Generic Credential Phish Landing Page from Text Scam M1 2023-05-01";
flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/index.php?url=YUhSMGNITTZMeTluWVdScGJtZHdiM011WTI5dEwyUnBjaTV3YUhBPQ=="; fast_pattern;
classtype:credential-theft;
sid:2045279; rev:1;
metadata:attack_target Client_Endpoint, created_at 2023_05_01, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_05_01;
)