alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP W32/DownloadAdmin.Adware User-Agent"; flow:established,to_server; http.user_agent; content:"Installer(ref=["; fast_pattern; content:"|3b|windows="; distance:0; content:"|3b|uac="; distance:0; content:"|3b|elevated="; distance:0; content:"|3b|dotnet="; distance:0; content:"|3b|startTime="; distance:0; content:"|3b|pid="; distance:0; classtype:pup-activity; sid:2021564; rev:5; metadata:created_at 2015_07_31, confidence High, signature_severity Minor, updated_at 2020_08_31;)