alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE LokiBot Fake 404 Response"; flow:established,from_server; flowbits:isset,ET.LokiBot; http.stat_code; content:"404"; file.data; content:"|08 00 00 00 00 00 00 00|File not found."; depth:23; fast_pattern; endswith; reference:md5,CA427D578AFA51B262272C78D1C04AB9; classtype:trojan-activity; sid:2025483; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_04_10, deployment Perimeter, malware_family lokibot, performance_impact Low, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_11_20;)