alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED W32/Azbreg.Backdoor CnC Beacon"; flow:established,to_server; urilen:17; content:"/instant_messages"; http_uri; content:"sid="; http_cookie; content:"locale="; http_cookie; distance:0; content:"name="; http_cookie; distance:0; content:"password="; http_cookie; content:"uid="; http_cookie; distance:0; reference:md5,4b435a3f43d0e7ffa71453cf18804b70; classtype:command-and-control; sid:2018151; rev:2; metadata:attack_target Client_Endpoint, created_at 2014_02_18, 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;)