Samples update, reported in #77

definitions/patterns_re.txt

@@ -135,4 +135,7 @@ explode\('\|\x01\|\x03\|\x03', gzinflate\(
 @header\(\w{3,5}::\w{1,2}\('_\w{1,3}', '_' \. '\w{1,3}' . '\w{1,3}'\)\);
 
 # backdoor reported #72
-@\$[a-z]{1}\[\d+\]\(\$[a-z]{1}\[\d+\]\);
+@\$[a-z]{1}\[\d+\]\(\$[a-z]{1}\[\d+\]\);
+
+# reported #77
+\$[a-z]11 \^ [a-z]8\(\$[a-z]6, \$[a-z]14, \$[a-z]6\[13\]\(\$[a-z]11\)\)\)\);