alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Possible BulletProofLink Phishkit Activity - Redirect"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/email-list/"; fast_pattern; content:"/redirect-to-url.php?key="; distance:0; classtype:credential-theft; sid:2034555; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_11_29, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_11_29;)