alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Spy.Tuscas"; flow:established,to_server; http.uri; content:"?version="; fast_pattern; content:"&group="; content:"&client="; content:"&computer="; content:"&os="; content:"&latency="; http.header_names; content:!"Accept"; content:!"Referer|0d 0a|"; reference:url,stopmalvertising.com/malware-reports/analysis-of-tuscas.html; classtype:trojan-activity; sid:2018999; rev:4; metadata:created_at 2014_08_25, malware_family Win32_Spy_Tuscas, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_25;)