alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/PSW.Agent.OMP Variant CnC Activity"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".php"; endswith; http.user_agent; content:"Mozilla/5.0"; bsize:11; http.request_body; content:"pc="; startswith; content:"&g-passwds="; fast_pattern; distance:0; reference:md5,61f9fc4c3fe06dca2fcaa678144bb59a; classtype:command-and-control; sid:2033732; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_08_13, deployment Perimeter, malware_family Win32_PSW_Agent_OMP, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_13;)