alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/HydraCrypt CnC? Beacon 3"; flow:established,to_server; content:"GET"; http_method; content:"/upd.php"; http_uri; fast_pattern; content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; pcre:"/\/upd.php$/U"; pcre:"/^(?:Referer\x3a[^\r\n]+\r\n)?Host\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; metadata: former_category MALWARE; reference:md5,046e4b3ff7b323f2147f2d5d43b7e5f4; reference:md5,e4ab12da8828a7f1e6c077a2999f8320; classtype:trojan-activity; sid:2020503; rev:5; metadata:created_at 2015_02_23, updated_at 2019_10_07;)

Added 2019-10-08 19:34:21 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/HydraCrypt CnC? Beacon 3"; flow:established,to_server; content:"GET"; http_method; content:"/upd.php"; http_uri; fast_pattern:only; content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; pcre:"/\/upd.php$/U"; pcre:"/^(?:Referer\x3a[^\r\n]+\r\n)?Host\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; metadata: former_category MALWARE; reference:md5,046e4b3ff7b323f2147f2d5d43b7e5f4; reference:md5,e4ab12da8828a7f1e6c077a2999f8320; classtype:trojan-activity; sid:2020503; rev:4; metadata:created_at 2015_02_23, updated_at 2016_12_23;)

Added 2019-09-19 19:26:13 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/HydraCrypt CnC? Beacon 3"; flow:established,to_server; content:"GET"; http_method; content:"/upd.php"; http_uri; fast_pattern:only; content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; pcre:"/\/upd.php$/U"; pcre:"/^(?:Referer\x3a[^\r\n]+\r\n)?Host\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; reference:md5,046e4b3ff7b323f2147f2d5d43b7e5f4; reference:md5,e4ab12da8828a7f1e6c077a2999f8320; classtype:trojan-activity; sid:2020503; rev:4; metadata:created_at 2015_02_23, updated_at 2016_12_23;)

Added 2018-09-13 19:50:40 UTC


Added 2018-09-13 17:59:46 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/HydraCrypt CnC? Beacon 3"; flow:established,to_server; content:"GET"; http_method; content:"/upd.php"; http_uri; fast_pattern:only; content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; pcre:"/\/upd.php$/U"; pcre:"/^(?:Referer\x3a[^\r\n]+\r\n)?Host\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; reference:md5,046e4b3ff7b323f2147f2d5d43b7e5f4; reference:md5,e4ab12da8828a7f1e6c077a2999f8320; classtype:trojan-activity; sid:2020503; rev:4; metadata:created_at 2015_02_23, updated_at 2016_12_23;)

Added 2017-08-07 21:15:00 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/HydraCrypt CnC? Beacon 3"; flow:established,to_server; content:"GET"; http_method; content:"/upd.php"; http_uri; fast_pattern:only; content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; pcre:"/\/upd.php$/U"; pcre:"/^(?:Referer\x3a[^\r\n]+\r\n)?Host\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; reference:md5,046e4b3ff7b323f2147f2d5d43b7e5f4; reference:md5,e4ab12da8828a7f1e6c077a2999f8320; classtype:trojan-activity; sid:2020503; rev:4;)

Added 2016-12-23 17:56:01 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/LockScreen CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/upd.php"; http_uri; fast_pattern:only; content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; pcre:"/\/upd.php$/U"; pcre:"/^(?:Referer\x3a[^\r\n]+\r\n)?Host\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; reference:md5,046e4b3ff7b323f2147f2d5d43b7e5f4; reference:md5,e4ab12da8828a7f1e6c077a2999f8320; classtype:trojan-activity; sid:2020503; rev:3;)

Added 2015-12-17 17:47:40 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/LockScreen CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; urilen:8; content:"/upd.php"; http_uri; fast_pattern:only; content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:"Host|3a|"; depth:5; http_header; pcre:"/^Host\x3a[^\r\n]+\r\n(?:\r\n)?$/H"; reference:md5,046e4b3ff7b323f2147f2d5d43b7e5f4; reference:md5,e4ab12da8828a7f1e6c077a2999f8320; classtype:trojan-activity; sid:2020503; rev:2;)

Added 2015-02-23 18:33:01 UTC


Topic revision: r1 - 2019-10-08 - TWikiGuest
 
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