alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W32/Mnless Checkin"; flow:established,to_server; http.method; content:"POST"; nocase; http.request_body; content:"cpname="; fast_pattern; startswith; content:"&hardid="; distance:0; content:"&netid="; distance:0; content:"&user="; distance:0; content:"&sname="; distance:0; content:"&ver="; distance:0; content:"&val="; distance:0; classtype:command-and-control; sid:2013443; rev:6; metadata:created_at 2011_08_22, signature_severity Major, updated_at 2024_04_12;)