alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Sality.NBA CnC Checkin"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/EcomGxhServer/st/receiveclient?cver="; startswith; fast_pattern; content:"&ver="; distance:0; content:"&cid="; distance:0; content:"&uid="; distance:0; http.request_body; content:"&data=ewogICAiZGVmYnJvd3NlciIgOiAi"; startswith; reference:md5,002d6977d8d62ad9c410db8501b8bdfa; classtype:trojan-activity; sid:2037784; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_07_18, deployment Perimeter, malware_family Win32_Sality_NBA, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_07_18;)