alert tcp $HOME_NET any -> $EXTERNAL_NET !$HTTP_PORTS (msg:"ET MALWARE [PTsecurity] pkt checker 2"; flow:established,to_server; flowbits:isset, FB180732_1; flowbits:set,FB180732_2; flowbits:unset,FB180732_1; flowbits:noalert; dsize:50<>101; stream_size:server, <,35; stream_size:client, <,610; stream_size:server, >,0; stream_size:client, >,30; classtype:trojan-activity; sid:2024696; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_09_11, deployment Perimeter, malware_family Remcos, performance_impact Significant, confidence High, signature_severity Major, updated_at 2024_03_15;)