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What is svchost.exe?

Part of Generic Host Process for Win32 Services by Microsoft

What is it?

svchost.exe (Service Host, or SvcHost) is a system process which hosts multiple Windows services. Services run in SvcHost are implemented as dynamically-linked libraries (DLLs). Such service's registry key must have a value named ServiceDll under the Parameters subkey, pointing to the respective service's DLL file.
(svchost.exe is a system file that is installed with Windows)
Download Boost (100% FREE) Speed up Generic Host Process for Win32 Services and optimize your PC.

How does svchost.exe run?

Service - svchost.exe runs as a background Windows service (obrvj). This is a system service that is installed with the Windows operating system and protected with Window's File Protection. This service runs as the SYSTEM account with extensive privileges on the local computer, and acts as the computer on the network.

How does svchost.exe start?

Driver - svchost.exe is typically associtated with identifier name of 1394hub. A device driver or software driver is a computer program allowing higher-level computer programs to interact with a hardware device.
Scheduled task - svchost.exe is launched automatically by registering itself into the Windows Task Scheduler under the task name 'At1' and is triggered by the Weekly action. Task Scheduler provides the ability to schedule the launch of programs or scripts at pre-defined times or after specified time intervals or even with event-based triggers.
Generic Host Process for Win32 Services is loaded by:

Community

What is the community is seeing?What is the community is doing?
About 0.2% of all Boost users have the svchost.exe process running.Of the 0.2% of svchost.exe users, less than 1% have disabled it.
How resource intensive is svchost.exe?
Comparison based on the average resource utilization across all programs.
0.00281% CPU28097.4%
Average CPU utilization across all programs is 0.00001%.
          3.88 MB RAM18.0%
Average private memory utilization across all programs is 21.53 MB.
 3 /min0.1%
Average I/O read and write operations for all programs is 2,253 per minute.
         5 GDI objects3.3%
Average number of GUI GDI and USER objects for all programs is 150.
          16 context switches/sec16.0%
Average context switches for all programs is 100 per second.
Typical file (disk image) location:
C:\Windows\System32\svchost.exe

Are there other versions of Generic Host Process for Win32...?

svchost.exe - version 5.2.3790.3959 (srv03_sp2_rtm.070216-1710)
svchost.exe - version 5.1.2600.5689 (xpsp_sp3_qfe.081003-1407)
svchost.exe - version 5.1.2600.5512 (xpsp.080413-2111)
svchost.exe - version 5.1.2600.3311 (xpsp.080212-0005)
svchost.exe - version 5.1.2600.3300 (xpsp.080125-2028)
svchost.exe - version 5.1.2600.3244 (xpsp.071030-1537)
svchost.exe - version 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)

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 Generic Host Process for Win32 Services.
cryptnet.dll (Crypto Network Related API by Microsoft)
wudfsvc.dll (Windows Driver Foundation - User-mode Driver Framework Service by Microsoft)
browser.dll (Computer Browser Service DLL by Microsoft)
lmhsvc.dll (TCPIP NetBios Transport Services DLL by Microsoft)
ssdpsrv.dll (SSDP Service DLL by Microsoft)
audiosrv.dll (Windows Audio Service by Microsoft)
wkssvc.dll (Workstation Service DLL by Microsoft)
cryptsvc.dll (Cryptographic Services by Microsoft)
pchsvc.dll (Microsoft PCHealth Service Holder by Microsoft)
srvsvc.dll (Server Service DLL by Microsoft)
sens.dll (System Event Notification Service (SENS) by Microsoft)
trkwks.dll (Distributed Link Tracking Client by Microsoft)
wmisvc.dll (WMI by Microsoft)
wscsvc.dll (Windows Security Center Service by Microsoft)
rasmans.dll (Remote Access Connection Manager by Microsoft)
webclnt.dll (Web DAV Service DLL by Microsoft)
wuauserv.dll (Windows Update AutoUpdate Service by Microsoft)
wiaservc.dll (Usługa urządzeń do przetwarzania obrazów nieruchomych by Microsoft)
shsvcs.dll (Biblioteka DLL usług powłoki systemu Windows by Microsoft)
schedsvc.dll (Aparat Harmonogramu zadań by Microsoft)
seclogon.dll (Biblioteka DLL dla pomocniczej usługi logowania by Microsoft)
w32time.dll (Usługa Czas systemu Windows by Microsoft)
ipnathlp.dll (Składniki Pomocnika Microsoft NAT by Microsoft)
tapisrv.dll (Serwer Telefonii Microsoft® Windows(TM) by Microsoft)
dnsrslvr.dll (Usługa buforowanego rozpoznawania nazw DNS by Microsoft)

What else is related?

searchfolder.dll (SearchFolder by Microsoft)
occache.dll (Internet Explorer by Microsoft)
freecell.exe (Executable for FreeCell Game by Microsoft)
asctrls.ocx (Formanty Aktywnego Instalatora by Microsoft)
camocx.dll (Biblioteka DLL WIA Camera View by Microsoft)
wmpshell.dll (Uruchamianie Windows Media Player by Microsoft)
photowiz.dll (Kreator drukowania fotografii by Microsoft)
zipfldr.dll (Foldery skompresowane (zip) by Microsoft)
netplwiz.dll (Kreator mapowania dysków sieciowych/miejsc sieciowych by Microsoft)
remotepg.dll (Rozszerzenie CPL sesji zdalnych by Microsoft)
fontext.dll (Folder czcionek Windows by Microsoft)
printui.dll (Biblioteka DLL interfejsu drukowania by Microsoft)
ntlanui2.dll (Interfejs obiektów sieciowych by Microsoft)
themeui.dll (Interfejs API kompozycji systemu Windows by Microsoft)
wmiprvse.exe (WMI by Microsoft)

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)

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File details

File name: svchost.exe
Publisher: Microsoft Corporation (verified)
Name: Generic Host Process for Win32 Services
Description: Microsoft® Windows® Operating System
Version: 5.1.2600.5512 (xpsp.080413-2111)
Product version: 5.1.2600.5512
Size: 14 KB
Original file name: svchost.exe
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0082305833%
Privileged CPU: 0.0054208439%
User CPU: 0.00280973943168%
Privileged CPU time: 3403125 ms
Privileged CPU time /min: 6,615 ms
Context switches /sec: 16
Memory utilization averages
Committed memory: 48.99 MB
Peak committed memory: 50.04 MB
Paged memory: 3.88 MB
Peak paged memory: 6.78 MB
Paged system memory: 46.54 KB
Non-paged system memory: 12.85 KB
Working set memory: 4.95 MB
Peak working set memory: 7.11 MB
Min working set memory: 4.76 MB
Private memory: 3.88 MB
Page faults: 31,909
Page faults /min: 62
Process I/O averages
Total read operations: 622
Read operations /min: 2
Total read transfer: 2.9 MB
Read transfer /min: 5.78 KB
Total write operations: 232
Write operations /min: 1
Total write transfer: 647.74 KB
Write transfer /min: 1.26 KB
Total other operations: 22,493
Other operations /min: 44
Total other transfer: 512.21 KB
Other Transfer /min: 1020 Bytes
GUI Object Averages
GDI objects: 5
USER objects: 9
Resources
Handle count average: 363
Thread count average: 17

Process details

Runs as (owner): System
Integrety level: Undefined
Windows platform: 32-bit
Runs as a service: Yes
Parent Process
services.exe (Usługi i aplikacja Kontroler by Microsoft)
Child Process
wmiprvse.exe (WMI by Microsoft)
Process Commands
C:\WINDOWS\system32\svchost.exe -k NetworkService
C:\WINDOWS\System32\svchost.exe -k netsvcs
C:\WINDOWS\system32\svchost.exe -k LocalService
C:\WINDOWS\system32\svchost -k DcomLaunch
C:\WINDOWS\system32\svchost -k rpcss

Hosted services

6to4
AeLookupSvc
Akamai
Alerter
Application Experience (AeLookupSvc)
Application Management (AppMgmt)
AppMgmt
ASBroker
ASChannel
AudioSrv
Background Intelligent Transfer Service (BITS)
BITS
Browser
BthServ
Cryptographic Services (CryptSvc)
CryptSvc
DCOM Server Process Launcher (DcomLaunch)
DcomLaunch
DCOM-Server-Prozessstart (DcomLaunch)
Dhcp
DHCP Client (Dhcp)
Distributed Link Tracking Client (TrkWks)
dmserver
DNS Client (Dnscache)
Dnscache
Dot3svc
EapHost
ERSvc
EventSystem
Extensible Authentication Protocol (EapHost)
FastUserSwitchingCompatibility
fhloaw
FunshionSvr
getPlusHelper
Health Key and Certificate Management (hkmsvc)
helpsvc
HidServ
hkmsvc
hpqcxs08
hpqddsvc
HPSLPSVC
HTTPFilter
Human Interface Device Access (HidServ)
IASJet
Internet Connection Sharing (ICS) (SharedAccess)
Iprip
ir16_32
Irmon
KBDMAI
Lanceur de processus serveur DCOM (DcomLaunch)
LanmanServer
lanmanworkstation
LmHosts
Messenger
MHN
napagent
Net Driver HPZ12
Netman
Network Access Protection Agent (napagent)
Network Connections (Netman)
Network Provisioning Service (xmlprov)
Nla
nosGetPlusHelper
NtmsSvc
NWCWorkstation
NwSapAgent
obrvj
p2pgasvc
p2pimsvc
p2psvc
Pml Driver HPZ12
PNRPSvc
QWAVE
RasAuto
RasMan
Remote Access Auto Connection Manager (RasAuto)
Remote Access Connection Manager (RasMan)
Remote Desktop Services (TermService)
Remote Procedure Call (RPC) (RpcSs)
Remote Registry (RemoteRegistry)
RemoteAccess
RemoteRegistry
Routing and Remote Access (RemoteAccess)
RpcSs
scan
Schedule
seclogon
Secondary Logon (seclogon)
Security Center (wscsvc)
SENS
Server (LanmanServer)
SharedAccess
Shell Hardware Detection (ShellHWDetection)
ShellHWDetection
sina_live_deamon
srservice
SSDP Discovery (SSDPSRV)
SSDPSRV
stisvc
swprv
System Event Notification Service (SENS)
TapiSrv
Task Scheduler (Schedule)
TCP/IP NetBIOS Helper (LmHosts)
Telephony (TapiSrv)
TermService
Themes
tlstnme
TrkWks
UPnP Device Host (upnphost)
upnphost
usnsvc
usprserv
UxTuneUp
W32Time
WebClient
Windows Audio (AudioSrv)
Windows Image Acquisition (WIA) (stisvc)
Windows Management Instrumentation (winmgmt)
Windows Time (W32Time)
Windows Update (wuauserv)

Network connectivity

UDP: LISTENING on port 123
UDP: LISTENING on port 1900
TCP: localhost on port 135
Windows Firewall allowed program: Yes

Image hashes

MD5: 8607d35d92528e2df386f19a960d23ce
SHA-1: f9fdce5b23352e556c5d7dfad53aa0d78fe5c880

PE image details

File entropy: 5.74584
File packed: No
Import Table
advapi32.dll
kernel32.dll
ntdll.dll
rpcrt4.dll
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