alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Medfos/Midhos Checkin"; flow:to_server,established; http.uri; content:"/id="; content:"&rt="; distance:0; content:"AAAAAAAAAAA"; fast_pattern; http.header_names; content:!"Accept|0d 0a|"; content:!"Connection|0d 0a|"; reference:md5,00da8acc14d0e827dbb1326c023fc720; reference:md5,8f561f46fb262cac6bb4cacf3e4e78a6; reference:md5,63491dcc8e897bf442599febe48b824d; classtype:command-and-control; sid:2014722; rev:5; metadata:created_at 2012_05_08, signature_severity Major, updated_at 2020_04_22;)