alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE MSIL/TrojanDownloader.Agent.ITY Screenshot Upload Attempt"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/ups.php?mid="; fast_pattern; startswith; http.request_body; content:"name|3d 22|file|22 3b 20|filename|3d 22|"; pcre:"/^\d{14}\.jpg\x22/PR"; content:"JFIF"; distance:0; reference:md5,1aba923f4fe7e1ac1348b1a68c59a5d1; classtype:trojan-activity; sid:2038795; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_09_09, deployment Perimeter, malware_family MSIL_TrojanDownloader_Agent_ITY, performance_impact Low, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_09;)