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File Details
 

Ntdll.dll

NT Layer DLL

 
     
  Description  
     
 
file   Ntdll provides a major portion of the Windows Native API for programs (typically drivers) that require low-level access to hardware. This Application Programming Interface (API) is mostly implemented within Ntdll and ntoskrnl.exe. Programs that use ntdll.dll are Native Applications, and are typically built using the Windows Driver Development Kit.

Ntdll.dll is a 32-bit Dynamic Linked Library of code components which does not directly have a GUI.
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File Analysis Report
 
     
   
  Key Facts from within File  
     
 
key facts   These are the direct values are extracted from the file. These are defined by the original developer. Some items may be unspecified, mistyped or out of date.
     
File description
  NT Layer DLL
 
File Version
  5.1.2600.5755 (xpsp_sp3_gdr.090206-1234)
 
Application
  Microsoft Windows Operating System
 
App version
  5.1.2600.5755
 
Type
  32-bit
 
Publisher
  Microsoft Corporation
 
Copyright
  (c) Microsoft Corporation. All rights reserved.
   
  File System and OS Information  
     
 
File system  
  C:\Windows\System32

This directory holds the core operating system files and libraries.

     
Date Modified
  09-Feb-2009 5:10 am
 
Date Created
  14-Apr-2008 5:00 am
 
Size
  698 KB  (714,752 Bytes)
 
Captured from
  Updates on Core
 
OS at capture
  Windows XP (SP3), Build 2600, 32-bit edition
 
 
   
  Security Validation  
     
 
security   The two security hashes for Ntdll.dll were created from the original file. The security hash is created by scanning all bytes within the file. Identical files should have the same hashes. SHA1 is considered the more secure than the older MD5 hash.
     
MD5
  911DDF2E16761643A47225F654D811E5
 
SHA1
  E753D19A2E3B98B2B3B8F02F276092096D10F22D
   
  Additional Analysis  
     
 
notes  
  • Ntdll.dll is a PE style file.
  • Our analysis shows that more than 1000 different files internally use Ntdll.dll.
   
  Vendor Summary  
     
 
Vendor
  Microsoft Corporation

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1-425-882-8080
1-800-642-7676

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  Notes  
     
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