new pattern

malware5.pl

@@ -508,6 +508,7 @@ my @regexen = (
     qr/<\?php\s+\$array\s+\=\s+array\(.+?\)\;\$\w\s+\=\s+implode\(\"\"\,\s+\$array\)\;\$b64\s+\=\s+\"\\x.+?\;\$gzc\s+\=\s+\"\\x.+?\;\$r13\s+\=\s+\"\\x.+?\;eval\(\$gzc\(\$b64\(\$r13\(\$\w\)\)\)\)\;\?>/is,
     qr/<\?php\s+\$.+?\"pre\"\.\"g\_\"\.\"rep\"\.\"lace\"\;\s+\$.+?\(strrev\(\"e\/\*\.\/\"\)\,\s+strrev\(\"\(edoced\_46esab\(etalfnizg\(lave\"\)\.\".+?\)\;\s+\?>/is,
     qr/<\?php\s+\$GLOBALS\[\'([A-z0-9]{1,20})\'\]\s+\=\s+\"\\x.+?\$([A-z0-9]{1,20})\s+\=\s+Array\(\s+\$GLOBALS\[\'([A-z0-9]{1,20})\'\].+?eval\(\$([A-z0-9]{1,20})\[\$GLOBALS\[\'([A-z0-9]{1,20})\'\]\[\d\d\]\]\)\;\s+\}\s+\}/is,
+    qr/<\?php.+?class\s+browseDir\s+\{.+?function\s+upload\(\$ifupload\)\{.+?if\(\!empty\(\$eval\)\s+\&\&\s+\$eval\s+\!\=\s+\'\'\)\{.+?<\/body><\/html>\s+\<\?\}\?>/is,
         
 );