Should I block it?

No, this file is 100% safe to run.

Additional versions

6.3.9600.17031 (winblue_gdr.140221-1952)	11.02%
6.3.9600.17031 (winblue_gdr.140221-1952)	3.15%
6.3.9600.16384 (winblue_rtm.130821-1623)	6.69%
6.3.9600.16384 (winblue_rtm.130821-1623)	5.51%
6.3.9600.16384 (winblue_rtm.130821-1623)	1.18%
6.2.9200.16384 (win8_rtm.120725-1247)	58.27%
6.2.9200.16384 (win8_rtm.120725-1247)	10.24%
6.2.9200.16384 (win8_rtm.120725-1247)	1.57%
6.2.9200.16384 (win8_rtm.120725-1247)	2.36%

Relationships

Parent process

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

Related files

wwahost.exe

Microsoft WWA Host by Microsoft

Remove wwahost.exe

Version:	6.3.9600.16384 (winblue_rtm.130821-1623)
MD5:	70f5938273a31bd4178d4f13c49dc41a
SHA1:	565be5ab101947f4d4132f2a569540348c37f848

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

Overview

wwahost.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). and is compiled as a 64 bit program.

Details

File name:	wwahost.exe
Publisher:	Microsoft Corporation
Product name:	Microsoft WWA Host
Description:	Microsoft® Windows® Operating System
Typical file path:	C:\Windows\System32\wwahost.exe
Original name:	WWAHost.exe.mui
File version:	6.3.9600.16384 (winblue_rtm.130821-1623)
Product version:	6.3.9600.16384
Size:	619.5 KB (634,368 bytes)
Build date:	8/22/2013 4:50 AM
Digital DNA
File packed:	No
Code language:	Microsoft Visual C# / Basic .NET
.NET CLR:	Yes
.NET NGENed:	No

More details

Network connections

[TCP] a184-26-162-111.deploy.static.akamaitechnologies.com (184.26.162.111:80)

[TCP] 111.221.29.46:443

[TCP] 195.10.8.194:80

[TCP] 65.55.42.37:443

[TCP] a23-14-241-48.deploy.static.akamaitechnologies.com (23.14.241.48:80)

[TCP] a184-29-104-225.deploy.static.akamaitechnologies.com (184.29.104.225:80)

[TCP] 65.121.209.65:80

[TCP] a23-76-81-48.deploy.static.akamaitechnologies.com (23.76.81.48:80)

[TCP] a23-47-17-48.deploy.static.akamaitechnologies.com (23.47.17.48:80)

Resource utilization

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

Averages

CPU
Total CPU:	0.00917350%	0.028634%
Kernel CPU:	0.00397407%	0.013761%
User CPU:	0.00519943%	0.014873%
Kernel CPU time:	133,027 ms/min	100,923,805ms/min
CPU cycles:	5,279,935/sec	17,470,203/sec
Context switches:	11/sec	284/sec
Memory
Private memory:	63.9 MB	21.59 MB
Private (maximum):	91.23 MB
Private (minimum):	26.19 MB
Non-paged memory:	63.9 MB	21.59 MB
Virtual memory:	530.55 MB	140.96 MB
Virtual memory (peak):	555.12 MB	169.69 MB
Working set:	51.69 MB	18.61 MB
Working set (peak):	121.7 MB	37.95 MB
Page faults:	136,597/min	2,039/min
I/O
I/O read transfer:	81.6 KB/sec	1.02 MB/min
I/O read operations:	16/sec	343/min
I/O write transfer:	11.32 KB/sec	274.99 KB/min
I/O write operations:	5/sec	227/min
I/O other transfer:	12.11 KB/sec	448.09 KB/min
I/O other operations:	76/sec	1,671/min
Resource allocations
Threads:	38	12
Handles:	836	600
GUI GDI count:	26	103
GUI GDI peak:	28	142
GUI USER count:	50	49
GUI USER peak:	57	71

Process properties

Integrety level:	Low
Platform:	64-bit
Command lines:	"C:\Windows\System32\wwahost.exe" -servernamC:windows.store "C:\Windows\System32\wwahost.exe" -servernamC:microsoft.zunemusic.wwa "C:\Windows\System32\wwahost.exe" -servernamC:app.wwa "C:\Windows\System32\wwahost.exe" -servernamC:microsoft.windowslive.people.wwa
Owner:	User
Parent process:	svchost.exe (Host Process for Windows Services by Microsoft Corporation)

Threads

Averages

shcore.dll
Total CPU:	0.13229572%	0.272967%
Kernel CPU:	0.01624074%	0.107585%
User CPU:	0.11605497%	0.165382%
CPU cycles:	4,347,799/sec	5,741,424/sec
Context switches:	2/sec	79/sec
Memory:	644 KB	1.16 MB
MSHTML.dll
Total CPU:	0.02175136%
Kernel CPU:	0.00351100%
User CPU:	0.01824037%
CPU cycles:	611,105/sec
Memory:	22.1 MB
msvcrt.dll
Total CPU:	0.01441541%
Kernel CPU:	0.00198077%
User CPU:	0.01243464%
CPU cycles:	349,773/sec
Memory:	668 KB
ntdll.dll
Total CPU:	0.00735388%
Kernel CPU:	0.00531554%
User CPU:	0.00203834%
CPU cycles:	185,571/sec
Memory:	1.66 MB
shell32.dll (Windows Shell Common Dll by Microsoft)
Total CPU:	0.00589128%
Kernel CPU:	0.00399085%
User CPU:	0.00190043%
CPU cycles:	119,524/sec
Memory:	20.05 MB
WWAHost.exe (main module)
Total CPU:	0.00476045%
Kernel CPU:	0.00426469%
User CPU:	0.00049577%
CPU cycles:	142,121/sec
Memory:	636 KB
clr.dll
Total CPU:	0.00282843%
Kernel CPU:	0.00026262%
User CPU:	0.00256580%
CPU cycles:	74,912/sec
Memory:	9.59 MB
WinStoreUI.dll
Total CPU:	0.00091911%
Kernel CPU:	0.00088675%
User CPU:	0.00003236%
CPU cycles:	30,645/sec
Memory:	1.05 MB
threadpoolwinrt.dll
Total CPU:	0.00029921%
Kernel CPU:	0.00008697%
User CPU:	0.00021223%
CPU cycles:	4,603/sec
Memory:	72 KB
ESENT.dll
Total CPU:	0.00001324%
Kernel CPU:	0.00000000%
User CPU:	0.00001324%
CPU cycles:	300/sec
Memory:	2.69 MB

Common loaded modules

These are modules that are typiclaly loaded within the context of this process.

windows.storage.applicationdata.dll (Windows Application Data API Server by Microsoft Corporation)

Distribution by Windows OS

OS version	distribution
Windows 8	34.50%
Windows 8 Pro	18.50%
Windows 8.1	18.00%
Windows 8.1 Pro	11.00%
Windows 8 Pro with Media Center	5.50%
Windows 8.1 Single Language	4.00%
Windows 8 Single Language	4.00%
Windows 8 Enterprise	2.00%
Windows 8.1 Pro with Media Center	1.50%
Windows 8.1 Enterprise	0.50%
Windows 8 Enterprise Evaluation	0.50%

Distribution by country

United States installs about 54.55% of Microsoft WWA Host.

Distribution by PC manufacturer

PC Manufacturer	distribution
Dell	22.22%
Hewlett-Packard	19.05%
ASUS	16.67%
Acer	15.48%
Toshiba	11.90%
Lenovo	5.56%
Sony	4.76%
GIGABYTE	1.59%
Samsung	1.19%
Medion	0.79%
Alienware	0.40%
American Megatrends	0.40%

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