alert http $HOME_NET any -> $EXTERNAL_NET 8080 (msg:"ET TROJAN W32/Dridex POST CnC? Beacon"; flow:established,to_server; urilen:1; content:"POST"; http_method; content:"User-Agent|3A| Mozilla/5.0 (Windows NT 6.1|3B| Trident/7.0|3B| rv|3A|11.0) like Gecko|0d 0a|"; http_header; fast_pattern:38,20; content:"Connection|3a 20|Close|0d 0a|"; http_header; content:"Content-Type|3a 20|octet/binary|0d 0a|"; http_header; content:!"Referer|3A|"; http_header; pcre:"/^Host\x3a\s*?\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}(?:\x3a\d{1,5})?\r?$/Hmi"; reference:md5,d37256439d5ab7f25561cc390d8aa1ea; classtype:trojan-activity; sid:2019891; rev:3;)

Added 2017-05-17 17:20:27 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Dridex POST CnC? Beacon"; flow:established,to_server; urilen:1; content:"POST"; http_method; content:"User-Agent|3A| Mozilla/5.0 (Windows NT 6.1|3B| Trident/7.0|3B| rv|3A|11.0) like Gecko"; http_header; fast_pattern:38,20; content:!"Referer|3A|"; http_header; pcre:"/^Host\x3a\s*?\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}(?:\x3a\d{1,5})?\r?$/Hmi"; reference:md5,d37256439d5ab7f25561cc390d8aa1ea; classtype:trojan-activity; sid:2019891; rev:2;)

Added 2014-12-08 17:52:21 UTC


Topic revision: r1 - 2017-05-17 - TWikiGuest
 
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