Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 4.74%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.05%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.22%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.00%
6.2.9200.16384 (win8_rtm.120725-1247) 0.81%
6.2.9200.16384 (win8_rtm.120725-1247) 0.82%
6.2.9200.16384 (win8_rtm.120725-1247) 1.70%
6.2.9200.16384 (win8_rtm.120725-1247) 13.81%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.05%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.05%
6.2.8250.0 (winmain_win8beta.120217-1520) 0.00%
6.2.8102.0 (winmain_win8m3.110823-1455) 0.05%
6.1.7600.16385 (win7_rtm.090713-1255) 22.55%
6.1.7600.16385 (win7_rtm.090713-1255) 38.30%
6.1.7600.16385 (win7_rtm.090713-1255) 0.00%
6.1.7600.16385 (win7_rtm.090713-1255) 1.62%
6.1.7600.16385 (win7_rtm.090713-1255) 0.00%
6.1.7600.16385 (win7_rtm.090713-1255) 0.00%
6.1.7600.16385 (win7_rtm.090713-1255) 0.23%
6.0.6000.16386 (vista_rtm.061101-2205) 5.56%
6.0.6000.16386 (vista_rtm.061101-2205) 1.21%
6.0.6000.16386 (vista_rtm.061101-2205) 0.32%
5.2.3790.3959 (srv03_sp2_rtm.070216-1710) 0.00%
5.2.3790.3959 (srv03_sp2_rtm.070216-1710) 0.02%
5.1.2600.5689 (xpsp_sp3_qfe.081003-1407) 0.09%
View more

Relationships

Child processes
Related files

PE structurePE file structure
Show functions
Import table
advapi32.dll
GetTokenInformation, InitializeSecurityDescriptor, SetSecurityDescriptorOwner, SetSecurityDescriptorGroup, SetEntriesInAclW, SetSecurityDescriptorDacl, StartServiceCtrlDispatcherW, RegDisablePredefinedCacheEx, EventRegister, EventEnabled, EventWrite, RegQueryValueExW, RegOpenKeyExW, RegCloseKey, RegisterServiceCtrlHandlerW, SetServiceStatus, OpenProcessToken
api-ms-win-core-crt-l1-1-0.dll
memcmp, memcpy, _except_handler4_common
api-ms-win-core-crt-l2-1-0.dll
exit, _initterm, _initterm_e, __wgetmainargs
api-ms-win-core-delayload-l1-1-1.dll
ResolveDelayLoadedAPI, DelayLoadFailureHook
api-ms-win-core-errorhandling-l1-1-0.dll
SetErrorMode, GetLastError, SetUnhandledExceptionFilter, UnhandledExceptionFilter
api-ms-win-core-errorhandling-l1-1-1.dll
GetLastError, SetErrorMode, UnhandledExceptionFilter, SetUnhandledExceptionFilter
api-ms-win-core-handle-l1-1-0.dll
CloseHandle
api-ms-win-core-heap-l1-1-0.dll
HeapAlloc, GetProcessHeap, HeapSetInformation, HeapFree
api-ms-win-core-heap-l1-2-0.dll
GetProcessHeap, HeapAlloc, HeapSetInformation, HeapFree
api-ms-win-core-heap-obsolete-l1-1-0.dll
LocalFree, LocalAlloc
api-ms-win-core-libraryloader-l1-1-1.dll
LoadLibraryExW, GetProcAddress, FreeLibrary
api-ms-win-core-libraryloader-l1-2-0.dll
FreeLibrary, GetProcAddress, LoadLibraryExW
api-ms-win-core-localization-l1-1-1.dll
LCMapStringW
api-ms-win-core-localization-l1-2-0.dll
LCMapStringW
api-ms-win-core-localization-l1-2-1.dll
LCMapStringW
api-ms-win-core-processenvironment-l1-1-0.dll
ExpandEnvironmentStringsW, GetCommandLineW
api-ms-win-core-processenvironment-l1-1-1.dll
ExpandEnvironmentStringsW, GetCommandLineW
api-ms-win-core-processenvironment-l1-2-0.dll
ExpandEnvironmentStringsW, GetCommandLineW
api-ms-win-core-processthreads-l1-1-0.dll
TerminateProcess, GetCurrentProcess, OpenProcessToken, GetCurrentProcessId, GetCurrentThreadId
api-ms-win-core-processthreads-l1-1-1.dll
ExitProcess, SetProcessAffinityUpdateMode, OpenProcessToken, TerminateProcess, GetCurrentThreadId, GetCurrentProcess, GetCurrentProcessId, IsProcessorFeaturePresent
api-ms-win-core-processthreads-l1-1-2.dll
SetProcessAffinityUpdateMode, OpenProcessToken, GetCurrentThreadId, ExitProcess, GetCurrentProcess, TerminateProcess, GetCurrentProcessId
api-ms-win-core-profile-l1-1-0.dll
QueryPerformanceCounter
api-ms-win-core-registry-l1-1-0.dll
RegOpenKeyExW, RegQueryValueExW, RegDisablePredefinedCacheEx, RegCloseKey, RegGetValueW
api-ms-win-core-sidebyside-l1-1-0.dll
DeactivateActCtx, ReleaseActCtx, ActivateActCtx, CreateActCtxW
api-ms-win-core-string-l1-1-0.dll
CompareStringW, WideCharToMultiByte
api-ms-win-core-string-obsolete-l1-1-0.dll
lstrcmpiW, lstrlenW, lstrcmpW
api-ms-win-core-synch-l1-1-1.dll
InitializeSRWLock, AcquireSRWLockShared, EnterCriticalSection, LeaveCriticalSection, ReleaseSRWLockShared, AcquireSRWLockExclusive, ReleaseSRWLockExclusive, InitializeCriticalSection
api-ms-win-core-synch-l1-2-0.dll
AcquireSRWLockShared, InitializeSRWLock, AcquireSRWLockExclusive, EnterCriticalSection, LeaveCriticalSection, ReleaseSRWLockExclusive, ReleaseSRWLockShared
api-ms-win-core-sysinfo-l1-1-1.dll
GetSystemTimeAsFileTime, GetTickCount
api-ms-win-core-sysinfo-l1-2-0.dll
GetSystemTimeAsFileTime, GetTickCount
api-ms-win-core-sysinfo-l1-2-1.dll
GetSystemTimeAsFileTime, GetTickCount
api-ms-win-core-threadpool-l1-1-1.dll
RegisterWaitForSingleObjectEx
api-ms-win-core-threadpool-private-l1-1-0.dll
RegisterWaitForSingleObjectEx
api-ms-win-obsolete-kernelbase-l1-1-0.dll
lstrcmpW, lstrlenW, LocalAlloc, lstrcmpiW, LocalFree
api-ms-win-security-base-l1-1-0.dll
SetSecurityDescriptorDacl, AddAccessAllowedAce, SetSecurityDescriptorOwner, SetSecurityDescriptorGroup, GetTokenInformation, InitializeSecurityDescriptor, GetLengthSid, InitializeAcl
api-ms-win-security-base-l1-2-0.dll
GetLengthSid, InitializeAcl, InitializeSecurityDescriptor, GetTokenInformation, SetSecurityDescriptorGroup, SetSecurityDescriptorOwner, AddAccessAllowedAce, SetSecurityDescriptorDacl
api-ms-win-service-core-l1-1-0.dll
StartServiceCtrlDispatcherW, SetServiceStatus
api-ms-win-service-core-l1-1-1.dll
SetServiceStatus, StartServiceCtrlDispatcherW
api-ms-win-service-winsvc-l1-1-0.dll
RegisterServiceCtrlHandlerW
api-ms-win-service-winsvc-l1-2-0.dll
RegisterServiceCtrlHandlerW
kernel32.dll
LocalAlloc, CloseHandle, DelayLoadFailureHook, GetProcAddress, GetLastError, FreeLibrary, InterlockedCompareExchange, LoadLibraryExA, InterlockedExchange, Sleep, SetUnhandledExceptionFilter, GetModuleHandleA, QueryPerformanceCounter, GetTickCount, GetSystemTimeAsFileTime, UnhandledExceptionFilter, DeactivateActCtx, LoadLibraryExW, ActivateActCtx, LeaveCriticalSection, lstrcmpW, EnterCriticalSection, RegCloseKey, RegOpenKeyExW, HeapSetInformation, lstrcmpiW, lstrlenW, LCMapStringW, RegQueryValueExW, ReleaseActCtx, CreateActCtxW, ExpandEnvironmentStringsW, GetCommandLineW, ExitProcess, SetProcessAffinityUpdateMode, RegDisablePredefinedCacheEx, InitializeCriticalSection, GetProcessHeap, SetErrorMode, RegisterWaitForSingleObjectEx, LocalFree, HeapFree, WideCharToMultiByte, HeapAlloc, GetCurrentThreadId, GetCurrentProcessId, TerminateProcess, GetCurrentProcess, RegisterWaitForSingleObject, LoadLibraryA, ReleaseSRWLockShared, AcquireSRWLockShared, InitializeSRWLock, ReleaseSRWLockExclusive, AcquireSRWLockExclusive
msvcrt.dll
DllMain
ntdll.dll
RtlAllocateHeap, RtlLengthRequiredSid, RtlSubAuthoritySid, RtlInitializeSid, RtlCopySid, RtlSubAuthorityCountSid, RtlInitializeCriticalSection, RtlSetProcessIsCritical, RtlImageNtHeader, RtlUnhandledExceptionFilter, EtwEventWrite, EtwEventEnabled, EtwEventRegister, RtlFreeHeap, NtSetInformationProcess
rpcrt4.dll
RpcMgmtSetServerStackSize, I_RpcMapWin32Status, RpcServerUnregisterIf, RpcMgmtWaitServerListen, RpcMgmtStopServerListening, RpcServerUnregisterIfEx, RpcServerRegisterIf, RpcServerUseProtseqEpW, RpcServerListen, I_RpcServerDisableExceptionFilter

svchost.exe

Host Process for Windows Services by Microsoft Corporation (Signed)

Remove svchost.exe
Version:   6.3.9431.0 (winmain_bluemp.130615-1214)
MD5:   d9f8fa4911fbf85919ba17ffe5b34430
SHA1:   c25a904cb1fbea3d6e4c00ac429e3ba519139462
SHA256:   a0eb398cf568c0609b77fc5650b90b0eb9ea7424f1282c597ea82ad974263bb4
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is svchost.exe?

Host Process for Windows Tasks is a generic process which acts as a host for processes that run from DLLs rather than EXEs. At startup TASKHOST checks the Services portion of the Registry to construct a list of DLL-based services that it needs to load, and then loads them.

Overview

svchost.exe has been configured with a firewall exception which allows both inbound and outbound network communication without being blocked. The file is digitally signed by Microsoft Corporation. and is compiled as a 32 bit program.

DetailsDetails

File name:svchost.exe
Publisher:Microsoft Corporation
Product name:Host Process for Windows Services
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\svchost.exe
Original name:svchost.exe.mui
File version:6.3.9431.0 (winmain_bluemp.130615-1214)
Product version:6.3.9431.0
Size:30.81 KB (31,552 bytes)
Build date:6/15/2013 3:07 PM
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Expiration date:Friday, June 13, 2014
Digital DNA
Entropy:5.878473
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

BehaviorsBehaviors

Services
This is the shared Service Host controller that runs some of the following shared services:
  • Service name 'QQPCFixSvc'
  • Service name 'Журнал событий Windows'
Drivers
  • SDGame
  • WinDefend
  • 1394hub
Windows firewall allowed programs
Exceptions allow programs to access to the Internet through an outbound connections
  • Firewall exception for 'C:\Windows\system32\svchost.exe'
Network connections
Access through an approved Windows firewall exception
  • [UDP] listens on port 55796
  • [UDP] listens on port 52747
  • [UDP] listens on port 5355

    • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.00003499%
    0.028634%
    Kernel CPU:0.00002014%
    0.013761%
    User CPU:0.00001485%
    0.014873%
    Kernel CPU time:254,398 ms/min
    100,923,805ms/min
    CPU cycles:3,544,866/sec
    17,470,203/sec
    Memory
    Private memory:16.57 MB
    21.59 MB
    Private (maximum):20.74 MB
    Private (minimum):13.92 MB
    Non-paged memory:16.57 MB
    21.59 MB
    Virtual memory:88.45 MB
    140.96 MB
    Virtual memory (peak):113.74 MB
    169.69 MB
    Working set:16.83 MB
    18.61 MB
    Working set (peak):30.74 MB
    37.95 MB
    Page faults:827,576/min
    2,039/min
    I/O
    I/O read transfer:19.39 KB/sec
    1.02 MB/min
    I/O read operations:9/sec
    343/min
    I/O write transfer:11.22 KB/sec
    274.99 KB/min
    I/O write operations:3/sec
    227/min
    I/O other transfer:14.27 KB/sec
    448.09 KB/min
    I/O other operations:139/sec
    1,671/min
    Resource allocations
    Threads:16
    12
    Handles:834
    600

    BehaviorsProcess properties

    Integrety level:System
    Platform:32-bit
    Command lines:
    • C:\Windows\System32\svchost.exe -k localservice
    • C:\Windows\System32\svchost.exe -k netsvcs
    • C:\Windows\System32\svchost.exe -k rpcss
    • C:\Windows\System32\svchost.exe -k localsystemnetworkrestricted
    • C:\Windows\System32\svchost.exe -k localserviceandnoimpersonation
    • C:\Windows\System32\svchost.exe -k imgsvc
    • C:\Windows\System32\svchost.exe -k networkservice
    • (12 more)
    Owner:LOCAL SERVICE

    ResourcesThreads

    Averages
     
    wuaueng.dll
    Total CPU:0.21223063%
    0.272967%
    Kernel CPU:0.08432224%
    0.107585%
    User CPU:0.12790840%
    0.165382%
    CPU cycles:6,068,787/sec
    5,741,424/sec
    Memory:2.69 MB
    1.16 MB
    sechost.dll
    Total CPU:0.08265613%
    Kernel CPU:0.01087267%
    User CPU:0.07178346%
    CPU cycles:2,467,199/sec
    Memory:248 KB
    sysmain.dll (Superfetch Service Host by Microsoft)
    Total CPU:0.04612143%
    Kernel CPU:0.03694544%
    User CPU:0.00917599%
    CPU cycles:1,462,555/sec
    Memory:916 KB
    ntdll.dll
    Total CPU:0.01546232%
    Kernel CPU:0.01000732%
    User CPU:0.00545500%
    CPU cycles:359,507/sec
    Memory:1.39 MB
    mpssvc.dll (Microsoft Protection Service by Microsoft)
    Total CPU:0.00351074%
    Kernel CPU:0.00236249%
    User CPU:0.00114826%
    CPU cycles:142,482/sec
    Memory:652 KB
    ssdpsrv.dll (SSDP Service DLL by Microsoft)
    Total CPU:0.00142646%
    Kernel CPU:0.00026866%
    User CPU:0.00115780%
    CPU cycles:46,842/sec
    Memory:188 KB
    combase.dll
    Total CPU:0.00073809%
    Kernel CPU:0.00027089%
    User CPU:0.00046720%
    CPU cycles:25,054/sec
    Memory:1.32 MB
    appreadiness.dll (AppReadiness by Microsoft)
    Total CPU:0.00073241%
    Kernel CPU:0.00032700%
    User CPU:0.00040541%
    CPU cycles:31,113/sec
    Memory:424 KB
    wevtsvc.dll
    Total CPU:0.00030452%
    Kernel CPU:0.00009944%
    User CPU:0.00020509%
    CPU cycles:13,382/sec
    Memory:1.23 MB
    ssdpapi.dll
    Total CPU:0.00022277%
    Kernel CPU:0.00012429%
    User CPU:0.00009848%
    CPU cycles:6,538/sec
    Memory:60 KB
    bfe.dll (Base Filtering Engine by Microsoft)
    Total CPU:0.00016827%
    Kernel CPU:0.00001339%
    User CPU:0.00015489%
    CPU cycles:28,010/sec
    Memory:548 KB
    Wlanapi.dll
    Total CPU:0.00016445%
    Kernel CPU:0.00005163%
    User CPU:0.00011282%
    CPU cycles:10,664/sec
    Memory:228 KB

    Common loaded modules

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

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Windows 8.1 Pro 100.00%

    Distribution by countryDistribution by country

    Austria installs about 79.00% of Host Process for Windows Services.
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