diff --git a/definitions/patterns_raw.txt b/definitions/patterns_raw.txt
index 655f783..52f6472 100644
--- a/definitions/patterns_raw.txt
+++ b/definitions/patterns_raw.txt
@@ -429,3 +429,10 @@ xtract($_REQUEST)&&@$
 
 # uncompress cafted content
 gzuncompress(strrev(substr(
+
+# disable error reporting
+<?php error_reporting(0);?>
+
+# infected file include attached on the top of a legit file
+<?php if (file_exists(dirname(__FILE__) . '/class.theme-modules.php')) include_once(dirname(__FILE__) . '/class.theme-modules.php'); ?>
+<?php if (file_exists(dirname(__FILE__) . '/class.plugin-modules.php')) include_once(dirname(__FILE__) . '/class.plugin-modules.php'); ?>