Backdoor reported in #71

definitions/patterns_raw.txt

@@ -180,6 +180,7 @@ kZWZpbm
 
 # Obfuscation related code
 eval("?>
+eval('?>
 "base64_decode"
 ='base'.(32*2).'_de'.'code'
 "p"."r"."e"."g"."_"
@@ -202,6 +203,8 @@ gz'.'inf'.'late
 # fopo.com.ar - free online php obfuscator. It conveniently leaves comments in the code.
 http://www.fopo.com.ar/
 @eval("\
+";eval(
+eval(eval(
 
 #Malware/Attack specific strings/fingerprints/signatures
 MagelangCyber
@@ -374,3 +377,13 @@ ZeroByte
 # SEO poisoning control site call
 "http://$xxx
 ?useragent=$botbotbot
+
+# php://input encoded in base64
+cGhwOi8vaW5wdXQ=
+
+# backdoor script
+<font color="red">Upload Gagal..</font><br />
+explode('?>',$shell
+
+# common mobile agent check in SEO poison scripts
+Array("1207", "3gso", "4thp", "501i", "502i", "503i", "504i", "505i", "506i",

definitions/patterns_re.txt

@@ -117,3 +117,19 @@ create_function\s*\(\s*['"]{2}
 
 # control concated from cookie at the call
 (\$[a-z]{2,}=urldecode\(\$_COOKIE\['[a-z]{2,}'\]\);){3,}
+
+# ${$O{18}.$O{7}.$O{24}.$O{2}.$O{50}.$O{8}
+(\$[A-Z]+\{\d+\}\.){3,}
+
+# comment in variable name $_REQUEST /*YUsrqpbzvXTSa...QpDNTPYQvLSFPCqsSnWNVqPdSIAYaQj*/[
+\$_REQUEST\s*\/\*[A-Za-z]+\*\/\[
+
+# cookie payload if(isset($_COOKIE)){$p=$_COOKIE;(count($p)==55&&in_array(gettype($p).count($p),$p))?(($p[68]=$p[68].$p[22])&&($p[35]=$p[68]($p[35]))&&($p=$p[35]($p[13],$p[68]($p[45])))&&$p()):$p;}
+\(count\(\$p\)==\d+&&in_array\(gettype\(\$p\)\.count\(\$p\),\$p\)\)
+
+# gzipped payload post process
+explode\('\|\x01\|\x03\|\x03', gzinflate\(
+
+# backdoor reported #71
+@header\(\w{3,5}::\w{1,2}\('_\w{1,3}' \. '\w{1,3}', '_\w{1,3}'\)\);
+@header\(\w{3,5}::\w{1,2}\('_\w{1,3}', '_' \. '\w{1,3}' . '\w{1,3}'\)\);