alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Angler EK XTEA encrypted binary (26)"; flow:established,from_server; file_data; content:"|51 CB 7B FC 19 9B 77 FB|"; distance:40; within:8; classtype:exploit-kit; sid:2021360; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2015_06_29, deployment Perimeter, malware_family Angler, signature_severity Critical, tag Angler, tag Exploit_Kit, updated_at 2019_07_26;)