alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Konni Stage 2 Payload Exfiltrating Data"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".php?client_id="; fast_pattern; http.request_body; content:"name=|22|fileToUpload|22 3b|"; content:"Upload|20|Image|0d 0a|----"; distance:0; content:"|00 00 00 00 00 00|"; endswith; reference:md5,d41b09aa32633d77a8856dae33b3d7b9; classtype:command-and-control; sid:2030219; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_05_26, deployment Perimeter, confidence High, signature_severity Major, tag Konni, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_26;)