alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Win32/NixScare Stealer CnC Checkin"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/gate.php"; http.request_body; content:"zipx=UEs"; startswith; fast_pattern; reference:md5,b04981c338165b27fc2e1e19c9713379; classtype:command-and-control; sid:2030845; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_09_07, deployment Perimeter, malware_family NixScare, performance_impact Low, signature_severity Major, tag Stealer, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_09;)