alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Nekill Checkin"; flow:established,to_server; http.uri; content:"?v="; content:"&mid="; content:"&r1="; content:"&tm="; content:"&av="; content:"&os="; content:"&uid="; content:"&cht="; fast_pattern; content:"&sn="; reference:url,blog.emergingthreatspro.com/2011/07/bot-of-day-nekilla.html; classtype:command-and-control; sid:2013260; rev:4; metadata:created_at 2011_07_13, malware_family Win32_Nekill, signature_severity Major, updated_at 2024_03_16;)