alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Successful Generic Phish - JS Redirect to PDF 2016-08-24"; flow:to_client,established; flowbits:isset,ET.genericphish; http.stat_code; content:"200"; http.content_type; content:"text/html"; startswith; file.data; content:"<script>"; nocase; content:"window.location.href"; nocase; distance:0; fast_pattern; content:".pdf"; nocase; distance:0; content:"</script>"; nocase; within:30; classtype:credential-theft; sid:2032402; rev:4; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_08_25, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_19, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)