alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WIN32/KOVTER.B Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; pcre:"/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/P"; content:!".foxitservice.com"; http_host; http_content_type; content:"application/x-www-form-urlencoded"; http_header_names; content:"|0d 0a|Content-Type|0d 0a|User-Agent|0d 0a|Host|0d 0a|Content-Length|0d 0a|"; depth:50; fast_pattern; content:!"Referer"; content:!"Accept"; reference:md5,7943a103d7b79f87843655e6b2f8e80c; classtype:trojan-activity; sid:2020181; rev:9; metadata:created_at 2015_01_14, updated_at 2019_05_31;)

Added 2019-05-31 18:38:10 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WIN32/KOVTER.B Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; fast_pattern; http_uri; pcre:"/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/P"; content:!".foxitservice.com"; http_host; http_content_type; content:"application/x-www-form-urlencoded"; http_header_names; content:"|0d 0a|Content-Type|0d 0a|User-Agent|0d 0a|Host|0d 0a|Content-Length|0d 0a|"; depth:50; content:!"Referer"; content:!"Accept"; reference:md5,7943a103d7b79f87843655e6b2f8e80c; classtype:trojan-activity; sid:2020181; rev:8; metadata:created_at 2015_01_14, updated_at 2015_01_14;)

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


Added 2018-09-13 17:59:34 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WIN32/KOVTER.B Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; fast_pattern; http_uri; pcre:"/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/P"; content:!".foxitservice.com"; http_host; http_content_type; content:"application/x-www-form-urlencoded"; http_header_names; content:"|0d 0a|Content-Type|0d 0a|User-Agent|0d 0a|Host|0d 0a|Content-Length|0d 0a|"; depth:50; content:!"Referer"; content:!"Accept"; reference:md5,7943a103d7b79f87843655e6b2f8e80c; classtype:trojan-activity; sid:2020181; rev:8; metadata:created_at 2015_01_14, updated_at 2015_01_14;)

Added 2017-11-29 16:44:47 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WIN32/KOVTER.B Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; fast_pattern:only; http_uri; content:!"Referer"; http_header; content:!"|0d 0a|Accept"; http_header; content:"Content-Type|3a 20|application/x-www-form-urlencoded|0d 0a|User-Agent|3a 20|"; http_header; depth:61; pcre:"/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/P"; pcre:"/User-Agent\x3a[^\r\n]+(?: MSIE |rv\x3a11)[^\r\n]+\r\nHost\x3a[^\r\n]+\r\nContent-Length\x3a[^\r\n]+\r\n(?:Cache-Control|Pragma)\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; reference:md5,7943a103d7b79f87843655e6b2f8e80c; classtype:trojan-activity; sid:2020181; rev:6; metadata:created_at 2015_01_14, updated_at 2015_01_14;)

Added 2017-08-07 21:14:36 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WIN32/KOVTER.B Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; fast_pattern:only; http_uri; content:!"Referer"; http_header; content:!"|0d 0a|Accept"; http_header; content:"Content-Type|3a 20|application/x-www-form-urlencoded|0d 0a|User-Agent|3a 20|"; http_header; depth:61; pcre:"/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/P"; pcre:"/User-Agent\x3a[^\r\n]+(?: MSIE |rv\x3a11)[^\r\n]+\r\nHost\x3a[^\r\n]+\r\nContent-Length\x3a[^\r\n]+\r\n(?:Cache-Control|Pragma)\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; reference:md5,7943a103d7b79f87843655e6b2f8e80c; classtype:trojan-activity; sid:2020181; rev:6;)

Added 2015-05-06 19:59:16 UTC


Topic revision: r1 - 2019-05-31 - TWikiGuest
 
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