alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Generic Credential Phish Landing Page from Text Scam M4 2023-05-01";
flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/dir.php?url=aHR0cHM6Ly9sYXcuamFrbmV0Lm15LmlkL3Byb3RlY3QteW91cnNlbGYtZnJvbS1uZXRmbGl4LXNjYW1zLWluc2lnaHRzLWZyb20tYS1sYXctYXR0b3JuZXkv"; fast_pattern;
classtype:credential-theft;
sid:2045282; rev:1;
metadata:attack_target Client_Endpoint, created_at 2023_05_01, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_05_01;
)