alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP BetterInstaller"; flow:to_server,established; http.method; content:"GET"; http.uri; content:"?v="; content:"&uid="; content:"&muid="; pcre:"/[a-f0-9]{32}\?v=/i"; reference:md5,efa0bed2695446eab679083a9f0f89c6; classtype:pup-activity; sid:2018195; rev:5; metadata:created_at 2014_01_15, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_31;)