alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Neutrino Cookie"; flow:to_server,established; http.cookie; content:"=21232f297a57a5a743894a0e4a801fc3"; reference:md5,bf555378d935de805f39c2d2d965a888; reference:url,securitykitten.github.io/an-evening-with-n3utrino/; classtype:trojan-activity; sid:2020093; rev:5; metadata:created_at 2015_01_05, malware_family Win32_Neutrino, signature_severity Major, updated_at 2020_08_04;)