alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Angler EK XTEA encrypted binary (15)"; flow:established,to_client; file_data; content:"|c5 91 b0 40 ed d9 90 e2|"; distance:40; within:8; flowbits:set,et.exploitkitlanding; classtype:exploit-kit; sid:2020594; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2015_03_03, deployment Perimeter, malware_family Angler, signature_severity Critical, tag Angler, tag Exploit_Kit, updated_at 2019_07_26;)