alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Possible Win32/Get2 Downloader Activity"; flow:established,to_server; http.user_agent; content:"CIBA|3b 20|MS-RTC LM 8|29|"; endswith; http.method; content:"POST"; classtype:trojan-activity; sid:2028642; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_10_01, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2022_05_12;)