alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Angler EK XTEA encrypted binary (8)"; flow:established,to_client; file_data; content:"|31 90 49 ae c8 2b 73 75|"; within:8; flowbits:set,et.exploitkitlanding; classtype:exploit-kit; sid:2020204; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2015_01_19, deployment Perimeter, malware_family Angler, signature_severity Critical, tag Angler, tag Exploit_Kit, updated_at 2019_07_26;)