alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MOBILE_MALWARE Android Malvertising Communication"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php?rand_key="; fast_pattern; content:"&packagename="; distance:0; content:"&imei="; distance:0; content:"&login="; distance:0; http.user_agent; content:"|20|U|3b 20|Android|20|"; reference:url,blog.trendmicro.com/trendlabs-security-intelligence/barcode-reader-apps-on-google-play-found-using-new-ad-fraud-technique/; reference:md5,c73cf82c0043463f8079d0540b2634e0; classtype:trojan-activity; sid:2030266; rev:1; metadata:attack_target Mobile_Client, created_at 2020_06_08, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_08;)