Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 5.89%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.12%
6.2.9200.16384 (win8_rtm.120725-1247) 55.36%
6.2.9200.16384 (win8_rtm.120725-1247) 21.20%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.24%
6.1.7600.16385 (win7_rtm.090713-1255) 5.30%
6.1.7600.16385 (win7_rtm.090713-1255) 4.83%
6.1.7600.16385 (win7_rtm.090713-1255) 2.24%
6.1.7600.16385 (win7_rtm.090713-1255) 2.47%
6.0.6000.16386 (vista_rtm.061101-2205) 1.18%
6.0.6000.16386 (vista_rtm.061101-2205) 0.59%
6.0.6000.16386 (vista_rtm.061101-2205) 0.47%
6.0.5716.32 (winmain(wmbla).060928-1756) 0.12%

Relationships

Parent process
Child process
Related files

WUDFHost.exe

Windows Driver Foundation - User-mode Driver Framework Host Process by Microsoft

Remove WUDFHost.exe
Version:   6.3.9600.16384 (winblue_rtm.130821-1623)
MD5:   c213a16e1673e9c9c124048d755df029
SHA1:   51084f03751690ae1131e4e4235fa4d326f2ed6c
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is WUDFHost.exe?

Windows Driver Foundation (WDF) is a set of Microsoft tools that aid in the creation of device drivers for Windows. The User-Mode Driver Framework, for writing certain classes of driver that can run in user-mode.

About WUDFHost.exe (from Microsoft)

“WDF implements the fundamental features of a Windows driver and enables you to focus on the specific details of your hardware or filter. WDF defines a single driver model that you can use to create ob”

Overview

WUDFHost.exe executes as a process with LOCAL SERVICE privileges typically within the context of its parent svchost.exe (Host Process for Windows Services by Microsoft Corporation). and is compiled as a 64 bit program.

DetailsDetails

File name:WUDFHost.exe
Publisher:Microsoft Corporation
Product name:Windows Driver Foundation - User-mode Driver Framework Host Process
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\wudfhost.exe
Original name:WUDFHost.exe.mui
File version:6.3.9600.16384 (winblue_rtm.130821-1623)
Product version:6.3.9600.16384
Size:282.5 KB (289,280 bytes)
Build date:8/22/2013 5:54 AM
Digital DNA
Entropy:5.856292
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00287628%
0.028634%
Kernel CPU:0.00136127%
0.013761%
User CPU:0.00151501%
0.014873%
Kernel CPU time:43,305 ms/min
100,923,805ms/min
CPU cycles:193,364/sec
17,470,203/sec
Context switches:6/sec
284/sec
Memory
Private memory:2.79 MB
21.59 MB
Private (maximum):7.38 MB
Private (minimum):4.33 MB
Non-paged memory:2.79 MB
21.59 MB
Virtual memory:79.42 MB
140.96 MB
Virtual memory (peak):199.44 MB
169.69 MB
Working set:5.53 MB
18.61 MB
Working set (peak):8.18 MB
37.95 MB
Page faults:31,897/min
2,039/min
I/O
I/O read transfer:32.75 KB/sec
1.02 MB/min
I/O read operations:8/sec
343/min
I/O write transfer:295 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:48.3 KB/sec
448.09 KB/min
I/O other operations:21/sec
1,671/min
Resource allocations
Threads:8
12
Handles:287
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command lines:
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-d7fc3e2a-35ee-4322-9a52-b438bb9395ce -systemeventportnamC:hostprocess-c90a33d0-2ddf-4218-9e18-b4bf2a7083e5 -iocanceleventportnamC:hostprocess-be3fe31f-e482-4d4d-be16-602327181169 -nonstatechangingeventportnamC:hostprocess-2aca4818-5cce-44de-98c3-43bba2b7966f -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:eb3aa506-ca2d-4c95-a38b-ed6b3e66acf5 -devi
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-b28c062f-fe0d-4ca1-8765-689a4cf576bf -systemeventportnamC:hostprocess-2a619d1e-4a06-41da-afaa-a1ff3102f71b -iocanceleventportnamC:hostprocess-ba8e3cfd-7932-473c-bd9f-2411164d65aa -nonstatechangingeventportnamC:hostprocess-0a1d51de-1699-445d-9b50-08ee26a17cff -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:433e6af6-ee4e-4da2-8b4f-e9be76f6b14f -devi
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-8d0aea92-e851-4ae6-abc9-2e2a8d785bee -systemeventportnamC:hostprocess-7f50feed-67f3-4d9f-8af7-7122186f4b71 -iocanceleventportnamC:hostprocess-a13fd413-35ba-4f47-9b55-3d64db5b197f -nonstatechangingeventportnamC:hostprocess-26891478-7b3d-489f-94b4-265afec898fa -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:6d4d7c5a-acb0-4ffc-b05a-b7a6c86b6a4d -devi
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-ecab0550-7a17-4eee-8d9d-a542667f6b37 -systemeventportnamC:hostprocess-83366f7c-5f1c-4041-a822-6018b9d236f5 -iocanceleventportnamC:hostprocess-b6ae3995-a36f-49d7-b8df-64f959c2b7a3 -nonstatechangingeventportnamC:hostprocess-f366e2d1-6862-4c5f-a252-7d70bd1d4493 -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:fdabf269-b589-4c11-a9d5-ff46d487f9da -devi
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-860e995b-9b4f-405b-86f8-d7cf8e1f7d3b -systemeventportnamC:hostprocess-268328e7-a8c4-437a-abf8-55842435fc2c -iocanceleventportnamC:hostprocess-bf8db445-1523-4632-aaad-0f795e03174b -nonstatechangingeventportnamC:hostprocess-318a9dbe-0ea8-4372-8ce3-3e5e1cabc186 -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:66fd4b9a-1409-4550-8f40-cecf80cdbf1d -devi
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-7a88d25b-5d05-459e-9200-31120d868625 -systemeventportnamC:hostprocess-6b286263-b538-4dcd-a2c3-4f2bb4d2d110 -iocanceleventportnamC:hostprocess-4ba6b7de-a6b9-406c-a521-73aa34d752a8 -nonstatechangingeventportnamC:hostprocess-a85f0c0f-46ce-4ea4-bf4a-1bde52806a82 -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:5395e84c-ed1b-4e8a-93e6-5db4673a0790 -devi
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-4b63df6b-f776-4b66-88bd-4341183ba752 -systemeventportnamC:hostprocess-8bd1edda-f8ef-42d3-b662-4b1d5f099ec2 -iocanceleventportnamC:hostprocess-1749cdbb-7cb2-40a7-a879-d30e38d52749 -nonstatechangingeventportnamC:hostprocess-ef5d1ccd-4d2b-4769-a1e7-fc29730c4990 -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:d7437c99-57dc-4c5b-a4d3-e5b9ae77a337 -devi
  • (50 more)
Owner:LOCAL SERVICE
Parent process:svchost.exe (Host Process for Windows Services by Microsoft Corporation)

ResourcesThreads

Averages
 
ntdll.dll
Total CPU:0.11343913%
0.272967%
Kernel CPU:0.04915569%
0.107585%
User CPU:0.06428344%
0.165382%
CPU cycles:1,825,257/sec
5,741,424/sec
Context switches:13/sec
79/sec
Memory:1.66 MB
1.16 MB
SensorsHIDClassDriver.dll
Total CPU:0.00342634%
Kernel CPU:0.00105840%
User CPU:0.00236794%
CPU cycles:42,296/sec
Memory:232 KB
SensorsAlsDriver.dll
Total CPU:0.00296822%
Kernel CPU:0.00100618%
User CPU:0.00196204%
CPU cycles:70,697/sec
Memory:76 KB
LocationProvider.dll
Total CPU:0.00147036%
Kernel CPU:0.00043740%
User CPU:0.00103296%
CPU cycles:41,679/sec
Memory:228 KB
MSVCR80.dll
Total CPU:0.00034407%
Kernel CPU:0.00003412%
User CPU:0.00030994%
CPU cycles:41,049/sec
Memory:804 KB
WUDFHost.exe (main module)
Total CPU:0.00029387%
Kernel CPU:0.00029163%
User CPU:0.00000224%
CPU cycles:6,606/sec
Memory:300 KB
WpdFs.dll
Total CPU:0.00021667%
Kernel CPU:0.00020024%
User CPU:0.00001644%
CPU cycles:4,835/sec
Memory:284 KB
SensorsClassExtension.dll
Total CPU:0.00017934%
Kernel CPU:0.00017635%
User CPU:0.00000299%
CPU cycles:1,874/sec
Memory:172 KB
wlanapi.dll
Total CPU:0.00009443%
Kernel CPU:0.00002698%
User CPU:0.00006745%
CPU cycles:2,479/sec
Memory:304 KB
combase.dll
Total CPU:0.00001623%
Kernel CPU:0.00001623%
User CPU:0.00000000%
CPU cycles:415/sec
Memory:1.84 MB
ESENT.dll
Total CPU:0.00001012%
Kernel CPU:0.00000674%
User CPU:0.00000337%
CPU cycles:136/sec
Memory:2.69 MB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 28.00%
Windows 7 Ultimate 14.50%
Windows 8.1 11.50%
Windows 7 Professional 10.50%
Windows 8 Pro 7.50%
Windows 8.1 Pro 6.50%
Windows 8 4.50%
Windows 8.1 Single Language 3.50%
Windows 8 Single Language 3.00%
Windows 8.1 Pro with Media Center 2.50%
Windows 8 Enterprise 2.00%
Windows Vista Home Premium 2.00%
Windows Seven Black Edition 1.00%
Windows 8.1 Enterprise Evaluation 0.50%
Windows Vista Home Basic 0.50%
Windows 7 Starter 0.50%
Windows 8.1 Enterprise 0.50%
Windows 7 Enterprise 0.50%
Windows Se7en Titan 0.50%

Distribution by countryDistribution by country

United States installs about 41.12% of Windows Driver Foundation - User-mode Driver Framework Host Process.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Lenovo 19.31%
ASUS 16.99%
Hewlett-Packard 16.22%
Dell 16.22%
Acer 11.58%
Sony 6.18%
GIGABYTE 3.09%
Toshiba 2.32%
Intel 2.32%
Samsung 1.54%
Medion 1.54%
Gateway 0.77%
NEC 0.77%
Sahara 0.39%
Alienware 0.39%
American Megatrends 0.39%
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