alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Spy.KeyLogger.ODN Checkin"; flow:established,to_server; urilen:19; http.method; content:"GET"; http.uri; content:"/newage.txt"; fast_pattern; http.header_names; content:!"Referer|0d 0a|"; reference:md5,4e83c405f35efd128ab8c324c12dbde9; classtype:command-and-control; sid:2019467; rev:5; metadata:created_at 2014_10_17, malware_family Win32_Spy_KeyLogger_ODN, signature_severity Major, updated_at 2020_09_29;)