alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HUNTING Redirect to Discord Attachment Download"; flow:established,to_client; http.location; content:".discordapp.com/attachments/"; fast_pattern; nocase; classtype:misc-activity; sid:2049228; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_11_16, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_16; target:dest_ip;)