alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED W32/MadnessPro.DDOSBot CnC Beacon"; flow:established,to_server; content:"/?uid="; http_uri; content:"&ver="; http_uri; content:"&mk="; http_uri; content:"&os="; http_uri; content:"&rs="; http_uri; content:"&c="; http_uri; content:"&rq="; http_uri; reference:url,blog.cylance.com/a-study-in-bots-madness-pro; classtype:command-and-control; sid:2018424; rev:4; metadata:attack_target Client_Endpoint, created_at 2014_04_28, deployment Perimeter, signature_severity Major, tag c2, updated_at 2019_07_26, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)