alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Adware/Spyware Trymedia.com EXE download"; flow:established,to_server; http.method; content:"GET"; nocase; http.uri; content:".exe?nva="; fast_pattern; content:"&aff="; content:"&token="; http.user_agent; content:"Macrovision_DM"; startswith; nocase; reference:url,www.browserdefender.com/site/trymedia.com; reference:url,www.threatexpert.com/reports.aspx?find=Adware.Trymedia; classtype:pup-activity; sid:2009091; rev:7; metadata:created_at 2010_07_30, signature_severity Minor, updated_at 2024_03_02;)