alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Possible Styx/Angler EK SilverLight Exploit 2"; flow:established,from_server; file_data; content:"PK"; within:2; content:"fotosaster.dll"; fast_pattern; content:"AppManifest.xaml"; classtype:exploit-kit; sid:2018498; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2014_05_23, deployment Perimeter, malware_family Angler, signature_severity Critical, tag Angler, tag Exploit_Kit, updated_at 2019_07_26;)