diff --git a/malware4.pl b/malware4.pl
index dbc6ec9..cf3481b 100644
--- a/malware4.pl
+++ b/malware4.pl
@@ -184,6 +184,7 @@ my @regexen = (
     qr/<\?php\s+error\_reporting\(0\)\;\s+\$file_name.+?function\s+getDirContents\(\$dir\)\s+\{.+?getDirContents\(\$\_SERVER\[\'DOCUMENT\_ROOT\'\]\)\;\s+\}\}\s+\}\s+\}\s+\}\s+\}\s+\}\s+\?>/is,
     qr/<\?php\s+if\s+\(\s+\$\_REQUEST\[\"array\"\]\s+\)\s+\{\s+\@assert\(base64\_decode\(\$\_REQUEST\[\"array\"\]\)\)\;\s+\/\/debug\s+message\s+echo\s+\"Array\s+sort\s+completed\"\;\s+exit\(\)\;\s+\}\s+echo\'\s+PAGE\s+NOT\s+FOUND\'\;\s+\}\s+\?>/is,
     qr/<\?php\s+set\_time\_limit\(0\)\;\s+ignore\_user\_abort\(\)\;.+?echo\s+\$mail\.\"\s+\-\s+sending\s+ok.+?\}\s+\}\s+\?>/is,
+    qr/\/\/installbg\s+\$rifilename\=\'\/home\/([A-z0-9]{1,20})\/public\_html\/.+?\'\;\s+require\(\"\$rifilename\"\)\;\s+\/\/installend/is,
 
     
 );