alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Archie EK Payload Checkin POST"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"integritylvl="; startswith; content:"&osversion="; distance:0; content:"&iselevated="; distance:0; content:"&iever="; distance:0; content:"&isnet20inst="; fast_pattern; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; reference:md5,41c0cdde6be5166606008b2d02f3a128; classtype:exploit-kit; sid:2019679; rev:6; metadata:created_at 2014_11_08, confidence High, signature_severity Major, updated_at 2024_04_27;)