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What is YahooAUService.exe?

Part of Yahoo! AutoUpdater by Yahoo!

What is it?

Yahoo! AutoUpdater is a Windows service which runs in the background of Windows and automatically starts up when your PC boots. It checks for software udpates and automatically downloads and installs them if found.
Download Boost and enjoy your PC. Remove Yahoo! AutoUpdater and optimize your PC.

How does yahooauservice.exe run?

Service - YahooAUService.exe runs as a background Windows service (YahooAUService). This service runs as the SYSTEM account with extensive privileges on the local computer, and acts as the computer on the network.

Community

What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the yahooauservice.exe process running.Of the 0.1% of yahooauservice.exe users, 88.0% have disabled it.
How stable is Yahoo! AutoUpdater?
Based on crash data discovered by Boost, stability is a measure of how sound this particular process and the average percent of times it crashes.
     yahooauservice.exe0.03%
Typical program1.26%
How resource intensive is YahooAUService.exe?
Comparison based on the average resource utilization across all programs.
0.03604% CPU360385.5%
Average CPU utilization across all programs is 0.00001%.
          4 MB RAM18.6%
Average private memory utilization across all programs is 21.53 MB.
     100 /min4.4%
Average I/O read and write operations for all programs is 2,253 per minute.
         4 GDI objects2.7%
Average number of GUI GDI and USER objects for all programs is 150.
Typical file (disk image) location:
C:\Program Files\yahoo!\softwareupdate\yahooauservice.exe

What modules are loaded?

A module is a dynamic link library (DLL) or an executable file that is loaded into the process. Below is a list of non-system modules that are loaded by Yahoo! AutoUpdater.
shell32.dll (Windows Shell Common Dll by Microsoft)
urlmon.dll (Windows® Internet Explorer by Microsoft)
crypt32.dll (Crypto API32 by Microsoft)
mswsock.dll (Microsoft Windows Sockets 2.0 Service Provider by Microsoft)

What else is related?

ytbb.exe (Yahoo! Toolbar by Yahoo!)
ywcupl.dll (Yahoo! Webcam by Yahoo!)
ywcvwr.dll (Yahoo! Webcam by Yahoo!)
npybrowserplus_2.7.1.dll (BrowserPlus (from Yahoo!) v2.7.1 by Yahoo!)
ymailadvisor.exe (Yahoo! Mail by Yahoo!)
yhexbmes0411.dll (YhExBMes by Yahoo!)
yspservice.exe (Yahoo! Search Protection by Yahoo!)
ymsgr_inst.exe (Yahoo! Messenger by Yahoo!)
yahoomusicengine.exe (Yahoo! Music Jukebox by Yahoo!)
ypagerchecker.dll (Yahoo! Messenger by Yahoo!)
ysp.dll (Yahoo! Search Protection by Yahoo!)
ymmapi.dll (YMMAPI Module by Yahoo!)
ysearchsuggest.dll (Search Suggest by Yahoo!)
ymsgr_suite_setup.exe (Yahoo! Messenger by Yahoo!)
msgr11us.exe (Yahoo! Messenger Suite Install Bootstrapper Setup by Yahoo!)
fdload.dll ( fdLoad Dynamic Link Library by Yahoo!)
yahoomessenger.exe (Yahoo! Messenger by Yahoo!)
ymsgr_tray.exe (Yahoo! Messenger by Yahoo!)
ycomp5_6_0_1.dll (Yahoo! Toolbar 5.6 for Internet Explorer by Yahoo!)
ynanoclient_ie.dll (Yahoo! Axis by Yahoo!)
ynanoservice.exe (Yahoo! NanoClient for IE by Yahoo!)
foxytunesforymsgrinstallhelper.dll (FoxyTunes by Yahoo!)

Yahoo! AutoUpdater Stability

yahooauservice.exe crashes or has encountered a critical error 0.8900% of the time.
1.  
Error: Stopped working (APPCRASH)
Occurred on: August 16, 2013
2.  
Error: Stopped working (APPCRASH)
Occurred on: August 20, 2013
3.  
Error: Stopped working (APPCRASH)
Occurred: over 6 months ago

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.131072)
Microsoft Windows XP (5.1.2600.196608)
Windows XP Professional (5.1.2600.196608)
Windows Vista (TM) Home Premium (6.0.6000.0)
Windows Vista (TM) Ultimate (6.0.6000.0)
Windows Vista (TM) Home Premium (6.0.6001.65536)
Windows Vista (TM) Home Basic (6.0.6002.131072)
Windows Vista (TM) Home Premium (6.0.6002.131072)
Windows Vista (TM) Ultimate (6.0.6002.131072)
Windows Vista (TM) Home Premium (6.0.6002.131072)
Windows 7 Home Premium (6.1.7600.0)
Windows 7 Ultimate (6.1.7600.0)

About Yahoo! Inc.

Yahoo was founded in 1994 by David Filo and Jerry Yang. It has since evolved into a major internet brand with search, content verticals, and other web services. More...
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File details

File name: YahooAUService.exe
Publisher: Yahoo! Inc. (verified)
Name: Yahoo! AutoUpdater
Description: AutoUpater Service Module
Version: 1.0.0.53
Size: 588.27 KB
Original file name: YahooAUService.exe

Digital certificate

Issued to: Yahoo! Inc.
Certificate authority: VeriSign
Effective date: 8/10/2006
Expiration date: 9/3/2009

Resource utilization

CPU utilization averages
Total CPU: 0.0397057590%
Privileged CPU: 0.0036672074%
User CPU: 0.03603855150139%
Total CPU time: 2 ms
Total CPU time /min: 0 ms
Privileged CPU time: 25540.03 ms
Privileged CPU time /min: 0 ms
User CPU time: 1.5 ms
User CPU time /min: 0 ms
CPU cycle count: 515,852,253
CPU cycle count /min: 2,904,211
Memory utilization averages
Committed memory: 59.72 MB
Peak committed memory: 66.03 MB
Paged memory: 4 MB
Peak paged memory: 4.29 MB
Paged system memory: 92.48 KB
Non-paged system memory: 11.17 KB
Working set memory: 5.22 MB
Peak working set memory: 9.73 MB
Min working set memory: 3.84 MB
Private memory: 4 MB
Page faults: 11,046
Page faults /min: 48
Process I/O averages
Total read operations: 581
Read operations /min: 4
Total read transfer: 1.13 MB
Read transfer /min: 6.35 KB
Total write operations: 12
Write operations /min: 1
Total write transfer: 15.31 KB
Write transfer /min: 37 Bytes
Total other operations: 1,524
Other operations /min: 12
Total other transfer: 49.09 KB
Other Transfer /min: 254 Bytes
GUI Object Averages
GDI objects: 4
USER objects: 5
Resources
Handle count average: 240
Thread count average: 6
Thread resource averages
wow64.dll
sechost.dll
ntdll.dll
ntdll.dll
ntdll.dll
advapi32.dll
ntdll.dll
advapi32.dll
advapi32.dll
advapi32.dll
ntdll.dll
ntdll.dll
wow64.dll
ntdll.dll
wow64.dll
ntdll.dll
wow64.dll
advapi32.dll

Process details

Runs as (owner): System
Integrety level: System
Windows platform: 64-bit
Runs as a service: Yes
Parent Processes
services.exe (Services and Controller app by Microsoft)
Process Commands
"C:\Program Files\Yahoo!\SoftwareUpdate\YahooAUService.exe"
"C:\Program Files\Yahoo!\SoftwareUpdate\YahooAUService.exe"

Service details

Name: YahooAUService

Image hashes

MD5: dd0042f0c3b606a6a8b92d49afb18ad6
SHA-1: 74fbb38fa923a2db686a7492c2c8feb9a23a7be4
SHA-256: 8d3be4c93d02af5f42ec46af598d6da40c61d467cb2fee5e222f9c1e7a84b852

PE image details

File entropy: 6.51437
File packed: No
Import Table
advapi32.dll
imagehlp.dll
kernel32.dll
ole32.dll
shell32.dll
shlwapi.dll
user32.dll
winhttp.dll
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