alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Possible Konni Encrypted Stage 2 Payload Inbound via HTTP"; flow:established,from_server; http.stat_code; content:"200"; http.response_body; content:"MhyTiDJJJJ"; startswith; content:"JJJJJJJLeJJJJJJJJJJeI4"; within:150; fast_pattern; reference:md5,d41b09aa32633d77a8856dae33b3d7b9; classtype:command-and-control; sid:2030220; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_05_26, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Konni, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_19;)