alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Win32/2144FlashPlayer.E Checkin"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".php"; endswith; http.request_body; content:"computerName="; startswith; content:"diskId="; content:"&externalIp="; fast_pattern; content:"&machineId="; content:"&userName="; threshold:type limit, track by_src, count 1, seconds 600; reference:md5,99f1e8976f41e3089c7325af830a19e8; classtype:pup-activity; sid:2035205; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_02_16, deployment Perimeter, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_02_16;)