Should I block it?

No, this file is 100% safe to run.

Additional versions

8.5.9600.16384 (winblue_rtm.130821-1623)	11.11%
8.0.9200.16384 (win8_rtm.120725-1247)	44.44%
7.5.7600.16385 (win7_rtm.090713-1255)	11.11%
7.5.7600.16385 (win7_rtm.090713-1255)	22.22%
7.0.6000.16386 (vista_rtm.061101-2205)	11.11%

Relationships

Parent process

svchost.exe (Host Process for Windows Services by Microsoft Corporation)

Related files

w3wp.exe

Internet Information Services by Microsoft

Remove w3wp.exe

Version:	7.5.7600.16385 (win7_rtm.090713-1255)
MD5:	923d9b538faef9fb3488b13b8747a535
SHA1:	3530c1f9a98a11026944b93d9da271102ba1d2c8
SHA256:	de9bd9107544adcb103073af84d0fe4aa92f52c77fa671de3a354bb212f585ed

This is a Windows system installed file with Windows File Protection (WFP) enabled.

Overview

w3wp.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). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). This version is designed to run on Windows 7 and is compiled as a 64 bit program.

Details

File name:	w3wp.exe
Publisher:	Microsoft Corporation
Product name:	Internet Information Services
Description:	IIS Worker Process
Typical file path:	C:\Windows\System32\inetsrv\w3wp.exe
Original name:	w3wp.exe.mui
File version:	7.5.7600.16385 (win7_rtm.090713-1255)
Product version:	7.5.7600.16385
Size:	24 KB (24,576 bytes)
Digital DNA
File packed:	No
Code language:	Microsoft Visual C# / Basic .NET
.NET CLR:	Yes
.NET NGENed:	No

More details

Resource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)

Averages

CPU
Total CPU:	0.00366454%	0.028634%
Kernel CPU:	0.00104319%	0.013761%
User CPU:	0.00262135%	0.014873%
Kernel CPU time:	312,033 ms/min	100,923,805ms/min
CPU cycles:	611/sec	17,470,203/sec
Context switches:	25/sec	284/sec
Memory
Private memory:	37.97 MB	21.59 MB
Private (maximum):	25.43 MB
Private (minimum):	24.7 MB
Non-paged memory:	37.97 MB	21.59 MB
Virtual memory:	654.83 MB	140.96 MB
Virtual memory (peak):	655.14 MB	169.69 MB
Working set:	25.43 MB	18.61 MB
Working set (peak):	25.45 MB	37.95 MB
Page faults:	7,072/min	2,039/min
I/O
I/O read transfer:	8 Bytes/sec	1.02 MB/min
I/O read operations:	1/sec	343/min
I/O write transfer:	0 Bytes/sec	274.99 KB/min
I/O write operations:	1/sec	227/min
I/O other transfer:	8 Bytes/sec	448.09 KB/min
I/O other operations:	1/sec	1,671/min
Resource allocations
Threads:	24	12
Handles:	284	600

Process properties

Integrety level:	High
Platform:	64-bit
Command lines:	C:\Windows\System32\inetsrv\w3wp.exe -ap "defaultapppool" -v "v2.0" -l "webengine4.dll" -a \\.\pipe\iisipm83d3ae68-4c1b-481d-b326-13abc02a7272 -h "C:\inetpub\temp\apppools\defaultapppool\defaultapppool.config" -w "" -m 0 -t 20 C:\Windows\System32\inetsrv\w3wp.exe -ap "defaultapppool" -v "v4.0" -l "webengine4.dll" -a \\.\pipe\iisipmc682e30c-465f-43df-91fe-70efebac9c16 -h "C:\inetpub\temp\apppools\defaultapppool\defaultapppool.config" -w "" -m 0 -t 20
Owner:	User
Parent process:	svchost.exe (Host Process for Windows Services by Microsoft Corporation)

Threads

Averages

w3wp.exe (main module)
Total CPU:	0.00014608%	0.272967%
Kernel CPU:	0.00007304%	0.107585%
User CPU:	0.00007304%	0.165382%
CPU cycles:	1,502/sec	5,741,424/sec
Memory:	40 KB	1.16 MB
nativerd.dll
Total CPU:	0.00001826%
Kernel CPU:	0.00000000%
User CPU:	0.00001826%
CPU cycles:	4/sec
Memory:	472 KB

Distribution by Windows OS

OS version	distribution
Windows 8 Pro	33.33%
Windows 7 Home Premium	22.22%
Windows 8.1 Pro	11.11%
Windows 8	11.11%
Windows Vista Ultimate	11.11%
Windows 7 Professional	11.11%

Distribution by country

United States installs about 55.56% of Internet Information Services.

Distribution by PC manufacturer

PC Manufacturer	distribution
GIGABYTE	33.33%
Hewlett-Packard	33.33%
Acer	33.33%

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