alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Likely Trojan/Spyware Installer Requested (1)"; flow:established,to_server; content:".scr"; nocase; http_uri; pcre:"/(cartao|mensagem|voxcards|humortadela|ouca|cartaovirtual|uol3171|embratel|yahoo|viewforhumor|humormenssagem|terra)\.scr/Ui"; classtype:pup-activity; sid:2001850; rev:12; metadata:attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, confidence Medium, signature_severity Minor, updated_at 2019_08_14, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system;)