diff --git a/definitions/patterns_raw.txt b/definitions/patterns_raw.txt
index 15afce5..45b29ce 100644
--- a/definitions/patterns_raw.txt
+++ b/definitions/patterns_raw.txt
@@ -383,3 +383,7 @@ cGhwOi8vaW5wdXQ=
 
 # backdoor script
 <font color="red">Upload Gagal..</font><br />
+explode('?>',$shell
+
+# common mobile agent check in SEO poison scripts
+Array("1207", "3gso", "4thp", "501i", "502i", "503i", "504i", "505i", "506i",
\ No newline at end of file