alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Kimsuky WildCommand CnC Activity"; flow:established,to_server; http.method; content:"POST"; http.content_type; content:"4cef22e90f"; endswith; fast_pattern; reference:url,vblocalhost.com/uploads/VB2020-46.pdf; classtype:command-and-control; sid:2031180; rev:1; metadata:attack_target Client_Endpoint, created_at 2020_11_04, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Kimsuky, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_04;)