Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 0.92%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.18%
6.2.9200.16384 (win8_rtm.120725-1247) 2.76%
6.2.9200.16384 (win8_rtm.120725-1247) 0.37%
6.1.7600.16385 (win7_rtm.090713-1255) 11.76%
6.1.7600.16385 (win7_rtm.090713-1255) 6.25%
6.0.6001.18000 (longhorn_rtm.080118-1840) 4.23%
6.0.6001.18000 (longhorn_rtm.080118-1840) 21.69%
6.0.6001.18000 (longhorn_rtm.080118-1840) 1.65%
6.0.6000.16386 (vista_rtm.061101-2205) 1.47%
5.2.3790.3959 (srv03_sp2_rtm.070216-1710) 0.37%
5.1.2600.5635 (xpsp_sp3_qfe.080704-1744) 3.68%
5.1.2600.5512 (xpsp.080413-2113) 34.38%
5.1.2600.5512 (xpsp.080413-2113) 0.18%
5.1.2600.5512 (xpsp.080413-2113) 0.55%
5.1.2600.5512 (xpsp.080413-2113) 0.18%
5.1.2600.3311 (xpsp.080212-0010) 0.37%
5.1.2600.3300 (xpsp.080125-2034) 0.18%
5.1.2600.3244 (xpsp.071030-1542) 0.18%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) 8.64%

PE structurePE file structure
Show functions
Import table
advapi32.dll
EventRegister, I_ScSetServiceBitsW, OpenThreadToken, PrivilegeCheck, RegEnumKeyExW, GetTokenInformation, OpenProcessToken, AdjustTokenPrivileges, RegDeleteKeyExW, RegCreateKeyExW, GetSecurityDescriptorDacl, SetSecurityInfo, RegSetValueExW, RegDeleteValueW, EventWrite, RegOpenKeyExW, RegQueryValueExW, RegCloseKey, EventUnregister, OpenServiceW, RegisterServiceCtrlHandlerExW, SetServiceStatus, StartServiceW, QueryServiceConfigW, QueryServiceStatus, RegOpenKeyExA, RegQueryValueExA, RegisterEventSourceW, LookupAccountSidW, ConvertSidToStringSidW, LookupPrivilegeValueW, LsaNtStatusToWinError, ReportEventW, DeregisterEventSource, RegDeleteKeyW, DeleteService, OpenSCManagerW, CreateServiceW, ChangeServiceConfig2W, ChangeServiceConfigW, CloseServiceHandle, ConvertStringSecurityDescriptorToSecurityDescriptorW
api-ms-win-service-core-l1-1-0.dll
RegisterServiceCtrlHandlerExW, SetServiceStatus
api-ms-win-service-management-l1-1-0.dll
CloseServiceHandle, StartServiceW, DeleteService, OpenSCManagerW, CreateServiceW, OpenServiceW
api-ms-win-service-management-l2-1-0.dll
ChangeServiceConfig2W, QueryServiceConfigW, ChangeServiceConfigW
api-ms-win-service-winsvc-l1-1-0.dll
QueryServiceStatus
cryptdll.dll
MD5Init, MD5Update, MD5Final
kernel32.dll
GetCurrentProcess, QueueUserWorkItem, GetTickCount, SetEvent, RegisterWaitForSingleObject, GetHandleInformation, SetHandleInformation, UnregisterWait, UnregisterWaitEx, GetModuleHandleW, GetModuleFileNameW, GetSystemTimeAdjustment, GetSystemTime, WaitForMultipleObjects, FreeLibrary, GetProcAddress, LoadLibraryW, GetExitCodeThread, Sleep, SetThreadPriority, GetCurrentThread, SetSystemTimeAdjustment, ResetEvent, QueryPerformanceFrequency, DelayLoadFailureHook, InterlockedCompareExchange, LoadLibraryExA, InterlockedExchange, QueryPerformanceCounter, GetCurrentProcessId, GetSystemTimeAsFileTime, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, VirtualProtect, VirtualAlloc, GetSystemInfo, VirtualQuery, GetVersion, RegQueryValueExA, RegOpenKeyExA, CreateThread, SetSystemTime, CreateFileW, GetFileSizeEx, FileTimeToLocalFileTime, FileTimeToSystemTime, CreateEventW, WriteFile, GetCurrentThreadId, WaitForSingleObject, FormatMessageW, ExpandEnvironmentStringsW, InterlockedDecrement, InterlockedIncrement, LocalAlloc, DeleteCriticalSection, LocalFree, InitializeCriticalSection, LeaveCriticalSection, TryEnterCriticalSection, EnterCriticalSection, CreateTimerQueueTimer, DeleteTimerQueueTimer, ChangeTimerQueueTimer, CloseHandle, GetLastError
logoncli.dll
NetLogonSetServiceBits, I_NetlogonGetTrustRid, I_NetlogonComputeClientDigest, DsGetSiteNameW, NetLogonGetTimeServiceParentDomain, DsGetDcNameW, I_NetlogonComputeServerDigest
msvcrt.dll
DllMain
netapi32.dll
I_NetlogonGetTrustRid, NetLogonSetServiceBits, DsRoleFreeMemory, DsRoleGetPrimaryDomainInformation, I_NetlogonComputeServerDigest, NetApiBufferFree, I_NetlogonComputeClientDigest, DsGetDcNameW, NetLogonGetTimeServiceParentDomain, DsGetSiteNameW
ntdll.dll
RtlAcquireResourceShared, RtlReleaseResource, RtlInitializeResource, RtlInitUnicodeString, RtlConvertExclusiveToShared, RtlConvertSharedToExclusive, RtlDeleteResource, RtlFreeHeap, RtlAllocateHeap, RtlImageNtHeader, NtSetSystemTime, NtSetSystemInformation, NtClose, NtWaitForSingleObject, NtOpenEvent, NtCreateEvent, RtlNtStatusToDosError, RtlAcquireResourceExclusive
rpcrt4.dll
RpcBindingFree, RpcBindingFromStringBindingW, RpcStringBindingComposeW, NdrClientCall2, RpcBindingSetAuthInfoW, RpcServerUseProtseqEpW, RpcServerRegisterIfEx, RpcServerInqDefaultPrincNameW, RpcServerRegisterAuthInfoW, RpcStringFreeW, RpcImpersonateClient, RpcServerInqCallAttributesW, RpcRevertToSelf, RpcServerUnregisterIf, NdrServerCall2, RpcMgmtInqServerPrincNameW
secur32.dll
LsaRegisterPolicyChangeNotification, LsaUnregisterPolicyChangeNotification
userenv.dll
RegisterGPNotification, UnregisterGPNotification
ws2_32.dll
WSAEventSelect, WSAIoctl, WSASocketW, FreeAddrInfoW, GetAddrInfoW, freeaddrinfo, getaddrinfo, WSAAddressToStringW
Export table
DllInstall
DllRegisterServer
DllUnregisterServer
fnW32TmI_ScSetServiceBits
fnW32TmRegisterServiceCtrlHandlerEx
fnW32TmSetServiceStatus
SvchostEntry_W32Time
SvchostPushServiceGlobals
TimeProvClose
TimeProvCommand
TimeProvOpen
W32TimeBufferFree
W32TimeDcPromo
W32TimeDeleteConfig
W32TimeGetNetlogonServiceBits
W32TimeLog
W32TimeQueryConfig
W32TimeQueryConfiguration
W32TimeQueryHardwareProviderStatus
W32TimeQueryNtpProviderConfiguration
W32TimeQueryNTPProviderStatus
W32TimeQuerySource
W32TimeQueryStatus
W32TimeSetConfig
W32TimeSyncNow
W32TimeVerifyJoinConfig
W32TimeVerifyUnjoinConfig
W32TmServiceMain

w32time.dll

Windows Time Service by Microsoft

Remove w32time.dll
Version:   5.1.2600.3244 (xpsp.071030-1542)
MD5:   50d624aaf07954186ec5cfe3f232c801
SHA1:   9f37b8d49baa8b974b02251ab0dceb9c7f410d0a
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is w32time.dll?

The Windows Time service, also known as W32Time, synchronizes the date and time for all computers running in an AD DS domain. Time synchronization is critical for the proper operation of many Windows services and line-of-business applications.

About w32time.dll (from Microsoft)

“The Windows Time service uses the Network Time Protocol (NTP) to synchronize computer clocks on the network so that an accurate clock value, or time stamp, can be assigned to network validation and re”

Overview

w32time.dll is loaded as dynamic link library that runs in the context of a process. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). This version is installed on Windows XP.

DetailsDetails

File name:w32time.dll
Publisher:Microsoft Corporation
Product name:Windows Time Service
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\w32time.dll
Original name:w32time.dll.mui
File version:5.1.2600.3244 (xpsp.071030-1542)
Product version:5.1.2600.3244
Size:171 KB (175,104 bytes)
Digital DNA
PE subsystem:Windows Console
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

Hosted services
Runs as a shared service under the Windows svcHost
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'
  • Shared name is 'W32Time'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate N 48.42%
Windows Vista Home Premium 26.32%
Windows 7 Professional 8.42%
Windows 7 Ultimate 5.26%
Windows 7 Home Premium 4.21%
Windows Vista Ultimate 4.21%
Windows 7 Starter 1.05%
Windows Vista Business 1.05%
Windows Vista™ Home Premium 1.05%

Distribution by countryDistribution by country

United States installs about 76.67% of Windows Time Service.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 22.22%
Hewlett-Packard 22.22%
Toshiba 13.33%
Sony 13.33%
Gateway 13.33%
ASUS 8.89%
Acer 4.44%
American Megatrends 2.22%
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