alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP OSX/Bundalore Loader Activity"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/ioffers.tar.gz?ts="; fast_pattern; http.header_names; content:!"Referer"; reference:url,blog.confiant.com/new-macos-bundlore-loader-analysis-ca16d19c058c; classtype:pup-activity; sid:2029106; rev:1; metadata:affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2019_12_11, deployment Perimeter, malware_family Bundalore, confidence High, signature_severity Minor, updated_at 2019_12_11;)