alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET PHISHING Dropbox Phishing Landing May 31 2017";
flow:from_server,established;
http.stat_code;
content:"200";
http.content_type;
content:"text/html"; startswith;
file.data;
content:"<title>Dropbox"; nocase;
content:"Select your email provider"; nocase; fast_pattern; distance:0;
content:"Gmail"; nocase; distance:0;
content:"Yahoo"; nocase; distance:0;
classtype:social-engineering;
sid:2025661; rev:3;
metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_05_31, deployment Perimeter, confidence Medium, signature_severity Minor, tag Phishing, updated_at 2020_08_06;
)