alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Suspicious Windows NT version 1 User-Agent"; flow: established,to_server; content:"Windows NT 1"; nocase; http_user_agent; content:!"0"; within:1; http_user_agent; pcre:"/^[^0-9]/VR"; classtype:trojan-activity; sid:2015898; rev:4;)

Added 2016-02-24 16:22:32 UTC

Topic revision: r11 - 2017-04-01 - MuttalipTulgar
 
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