alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED FakeAvCn-A Checkin 2"; flow:established,to_server; content:"GET"; http_method; nocase; content:"/support/sr"; http_uri; fast_pattern:only; urilen:11; classtype:trojan-activity; sid:2014856; rev:2; metadata:created_at 2012_06_05, signature_severity Unknown, updated_at 2019_07_26;)