alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET PHISHING Canada Revenue Agency Phishing Landing 2016-01-25";
flow:to_client,established;
http.stat_code;
content:"200";
http.content_type;
content:"text/html"; startswith;
file.data;
content:"DEBUT DE L|27|EN-TETE"; nocase; fast_pattern;
content:"DU GABARIT NSI"; nocase; distance:0;
content:"<title>Get Tax Refund"; nocase; distance:0;
content:"Canada Revenue Agency"; nocase; distance:0;
classtype:social-engineering;
sid:2031965; rev:4;
metadata:attack_target Client_Endpoint, created_at 2016_01_25, deployment Perimeter, confidence Medium, signature_severity Major, tag Phishing, updated_at 2020_06_17;
)