alert tcp $HOME_NET any -> $EXTERNAL_NET !$HTTP_PORTS (msg:"ET TROJAN UPDATE Protocol Trojan Communication detected on non-http ports"; flow:to_server,established; content:"POST"; nocase; http_method; content:"/update?product=windows"; http_uri; content:"X-Status|3A|"; http_header; content:"X-Size|3A|"; http_header; content:"X-Sn|3A|"; http_header; fast_pattern; content:"User-Agent|3a| Mozilla/4.0 |28|compatible|3b| MSIE 6.0|3b| Windows NT 5.1|3b|SV1|3b 0d 0a|"; http_header; reference:url,www.commandfive.com/papers/C5_APT_C2InTheFifthDomain.pdf; classtype:trojan-activity; sid:2014224; rev:4;)

Added 2012-03-27 00:27:10 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET !$HTTP_PORTS (msg:"ET TROJAN UPDATE Protocol Trojan Communication detected on non-http ports"; flow:to_server,established; content:"POST"; http_method; content:"/update?product=windows"; http_uri; content:"X-Status|3A|"; http_header; content:"X-Size|3A|"; http_header; content:"X-Sn|3A|"; http_header; fast_pattern; content:"User-Agent|3a| Mozilla/4.0 |28|compatible|3b| MSIE 6.0|3b| Windows NT 5.1|3b|SV1|3b 0d 0a|"; http_header; reference:url,www.commandfive.com/papers/C5_APT_C2InTheFifthDomain.pdf; classtype:trojan-activity; sid:2014224; rev:3;)

Added 2012-02-16 16:48:02 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET !$HTTP_PORTS (msg:"ET TROJAN UPDATE Protocol Trojan Communication detected on non-http ports"; flow:to_server,established; content:"X|2d|Session|3A|"; nocase; content:"X|2d|Status|3A|"; nocase; content:"X|2d|Size|3A|"; nocase; content:"X|2d|Sn|3A|"; nocase; content:"User|2d|Agent|3a| Mozilla|2f|4|2e|0 |28|compatible|3b| MSIE 6|2e|0|3b| Windows NT 5|2e|1|3b|SV1|3b|"; nocase; reference:url,www.commandfive.com/papers/C5_APT_C2InTheFifthDomain.pdf; classtype:trojan-activity; sid:2014224; rev:2;)

Added 2012-02-14 13:47:27 UTC


Topic revision: r1 - 2012-03-27 - TWikiGuest
 
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