alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP MySearchNow.com Spyware"; flow:established,to_server; http.uri; content:"exe/dns.html"; fast_pattern; nocase; http.user_agent; content:"TPSystem"; startswith; nocase; reference:url,www.mysearchnow.com; classtype:pup-activity; sid:2003221; rev:9; metadata:created_at 2010_07_30, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_02;)