alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Evil Redirector Leading to EK Jun 15 2016"; flow:established,to_client; http.cookie; content:"bc3ad="; fast_pattern; startswith; content:"campaigns"; classtype:exploit-kit; sid:2022904; rev:4; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_06_16, deployment Perimeter, confidence High, signature_severity Major, tag Redirector, updated_at 2024_03_16;)