alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET PHISHING Successful Adobe Shared PDF Phish 2016-12-13";
flow:from_server,established;
http.stat_code;
content:"200";
http.content_type;
content:"text/html"; startswith;
file.data;
content:"function delayer";
content:"adobe.com"; nocase; within:50;
content:"<title>PDF ONLINE"; nocase; distance:0; fast_pattern;
classtype:credential-theft;
sid:2032208; rev:3;
metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_12_13, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_03, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)