alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Dridex Post Check-in Activity"; flow:established,to_server; content:"POST"; http_method; content:"Mozilla/5.0 (Windows NT 6.1|3b 20|Trident/7.0|3b 20|rv|3a|10.0) like Gecko"; fast_pattern; http_user_agent; depth:61; isdataat:!1,relative; http_connection; content:"Close"; depth:5; isdataat:!1,relative; http_protocol; content:"HTTP/1.1"; http_header_names; content:"|0d 0a|Host|0d 0a|"; depth:8; content:"Connection|0d 0a|"; distance:0; content:!"Referer|0d 0a|"; pcre:"/^Host\x3a\x20\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/Hm"; threshold:type limit,track by_src,count 1,seconds 60; reference:md5,ac6ea1e500de772341a2075a7d916d63; classtype:trojan-activity; sid:2020064; rev:3; metadata:created_at 2014_12_23, updated_at 2019_10_16;)

Added 2019-10-16 18:59:37 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Dridex Post Check-in Activity"; flow:established,to_server; content:"POST "; depth:5; content:!"Referer|3a|"; content:"User-Agent|3a 20|Mozilla/5.0 (Windows NT 6.1|3b| Trident/7.0|3b| rv|3a|10.0) like Gecko|0d 0a|"; fast_pattern:53,20; content:"Connection|3a 20|Close|0d 0a|"; content:"HTTP/1.1|0d 0a|Host|3a 20|"; pcre:"/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\r\n/R"; threshold:type limit,track by_src,count 1,seconds 60; reference:md5,ac6ea1e500de772341a2075a7d916d63; classtype:trojan-activity; sid:2020064; rev:2; metadata:created_at 2014_12_23, updated_at 2014_12_23;)

Added 2018-09-13 19:50:13 UTC


Added 2018-09-13 17:59:31 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Dridex Post Check-in Activity"; flow:established,to_server; content:"POST "; depth:5; content:!"Referer|3a|"; content:"User-Agent|3a 20|Mozilla/5.0 (Windows NT 6.1|3b| Trident/7.0|3b| rv|3a|10.0) like Gecko|0d 0a|"; fast_pattern:53,20; content:"Connection|3a 20|Close|0d 0a|"; content:"HTTP/1.1|0d 0a|Host|3a 20|"; pcre:"/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\r\n/R"; threshold:type limit,track by_src,count 1,seconds 60; reference:md5,ac6ea1e500de772341a2075a7d916d63; classtype:trojan-activity; sid:2020064; rev:2; metadata:created_at 2014_12_23, updated_at 2014_12_23;)

Added 2017-08-07 21:14:28 UTC


Topic revision: r1 - 2019-10-16 - TWikiGuest
 
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