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
Related files

WUDFHost.exe

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

Remove WUDFHost.exe
Version:   6.2.8400.0 (winmain_win8rc.120518-1423)
MD5:   ca8085a601af139ef86b85c3f837edde
SHA1:   398f5891b8718396b54af7da96ccce669b9fb673
SHA256:   9a122a32be38f9d6d988cf836f8d848706c5921cf56bc17b95aa44f13e7b3393
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 the local user's privileges typically within the context of its parent svchost.exe (Host Process for Windows Services by Microsoft Corporation). This version is installed on Windows 8 and is compiled as a 32 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:6.2.8400.0 (winmain_win8rc.120518-1423)
Product version:6.2.8400.0
Size:192 KB (196,608 bytes)
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:0.00029027%
0.028634%
Kernel CPU:0.00021889%
0.013761%
User CPU:0.00007138%
0.014873%
Kernel CPU time:234,025 ms/min
100,923,805ms/min
CPU cycles:21,429/sec
17,470,203/sec
Context switches:5/sec
284/sec
Memory
Private memory:1.42 MB
21.59 MB
Private (maximum):5.22 MB
Private (minimum):1.87 MB
Non-paged memory:1.42 MB
21.59 MB
Virtual memory:42.4 MB
140.96 MB
Virtual memory (peak):43.67 MB
169.69 MB
Working set:2.6 MB
18.61 MB
Working set (peak):5.26 MB
37.95 MB
Page faults:4,802/min
2,039/min
I/O
I/O other transfer:971 Bytes/sec
448.09 KB/min
I/O other operations:12/sec
1,671/min
Resource allocations
Threads:8
12
Handles:311
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command lines:
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-e15bd903-6e71-4ae3-a4df-d028e68a4cf6 -systemeventportnamC:hostprocess-d81fd97b-c774-4076-908a-5cba0ed0ab54 -iocanceleventportnamC:hostprocess-9faa15fd-6689-4980-b519-f4b82463aeb6 -nonstatechangingeventportnamC:hostprocess-809165fa-7a98-43ee-a89b-8fdb6e3361fd -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:05cade97-6cd2-471f-a492-586f19eee6e1 -devi
  • "C:\Windows\System32\wudfhost.exe" -hostguiC:{193a1820-d9ac-4997-8c55-be817523f6aa} -ioeventportnamC:hostprocess-4d23d6ac-1623-43ef-b989-bd43ec532e45 -systemeventportnamC:hostprocess-2c327f4f-5354-406e-a866-ea06f6c5f1dd -iocanceleventportnamC:hostprocess-d0728310-641b-45f7-9f68-567846595a87 -nonstatechangingeventportnamC:hostprocess-333de340-8744-49e1-8bc1-6ed7d0ef0978 -servicesiC:s-1-5-80-2652678385-582572993-1835434367-1344795993-749280709 -lifetimeiC:1c54d6db-a76a-4211-bfdb-db7b9c2fbff4 -devi
Owner:User
Parent process:svchost.exe (Host Process for Windows Services by Microsoft Corporation)

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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