alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Tnega Activity (GET)"; flow:established,to_server; http.method; content:"GET"; http.uri.raw; content:"/hit.php?a=|25|"; fast_pattern; startswith; http.header_names; content:!"Referer"; content:!"Accept"; reference:md5,f019d3031c3aaf45dbd3630a33ab0991; classtype:trojan-activity; sid:2032949; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_05_12, deployment Perimeter, malware_family Win32_Tnega, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_05_12;)