diff --git a/scan.php b/scan.php
index 25762dc..e86eecb 100644
--- a/scan.php
+++ b/scan.php
@@ -182,13 +182,13 @@ class MalwareScanner
 
         if (!$found) {
             $patterns = $this->loadPatterns(dirname(__FILE__) . '/patterns_re.txt');
-            if (!$toSearch) {
-                continue;
-            }
-            if ($toSearch[0] === '#') {
-                continue;
-            }
             foreach ($patterns as $toSearch) {
+                if (!$toSearch) {
+                    continue;
+                }
+                if ($toSearch[0] === '#') {
+                    continue;
+                }
                 if (preg_match('/' . $toSearch . '/is', $fileContent)) {
                     $found = true;
                     break;