alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Abox Install Report"; flow:to_server,established; content:"&time="; nocase; http_uri; content:"/new_install?id="; http_uri; reference:url,securityresponse.symantec.com/avcenter/venc/data/adware.adultbox.html; classtype:pup-activity; sid:2001441; rev:14; metadata:created_at 2010_07_30, signature_severity Minor, updated_at 2019_08_14;)