alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP [PTsecurity] Adware.SearchGo (start_page)"; flow:established,to_server; urilen:>100; http.method; content:"GET"; http.uri.raw; content:"/%f3%07%27%f6%46%d3"; startswith; http.user_agent; content:"start_page"; fast_pattern; http.header_names; to_lowercase; content:!"|0d 0a|content-type|0d 0a|"; content:!"|0d 0a|accept-encoding|0d 0a|"; content:!"|0d 0a|referer|0d 0a|"; content:!"|0d 0a|content-length|0d 0a|"; reference:url,blog.malwarebytes.com/detections/adware-searchgo/; classtype:pup-activity; sid:2024762; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_09_22, deployment Perimeter, malware_family Searchgo, performance_impact Low, confidence High, signature_severity Minor, updated_at 2024_05_01;)