Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.0.6000.16386 (vista_rtm.061101-2205) 6.40%
6.0.6000.16386 (vista_rtm.061101-2205) 1.77%
6.0.6000.16386 (vista_rtm.061101-2205) 26.93%
6.0.6000.16386 (vista_rtm.061101-2205) 1.99%
5.2.3790.3959 (srv03_sp2_rtm.070216-1710) 0.44%
5.1.2600.5614 (xpsp_sp3_qfe.080603-1319) 5.08%
5.1.2600.5512 (xpsp.080413-0852) 45.25%
5.1.2600.5512 (xpsp.080413-0852) 0.22%
5.1.2600.5512 (xpsp.080413-0852) 0.22%
5.1.2600.3311 (xpsp.080211-1047) 0.44%
5.1.2600.3300 (xpsp.080125-0707) 0.22%
5.1.2600.3244 (xpsp.071030-0319) 0.22%
5.1.2600.2912 (xpsp_sp2_gdr.060519-0003) 2.65%
5.1.2600.2912 (xpsp.060519-0015) 1.32%
5.1.2600.2794 (xpsp.051110-1545) 0.22%
5.1.2600.2524 (xpsp.040919-1030) 0.22%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) 6.40%

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegEnumValueW, CloseServiceHandle, OpenThreadToken, AccessCheck, StartServiceW, WmiNotificationRegistrationW, RegisterEventSourceW, OpenServiceW, OpenSCManagerW, RegCloseKey, RegQueryValueExW, StartTraceW, EnableTrace, ControlTraceW, SystemFunction036, ConvertStringSidToSidW, ReportEventW, DeregisterEventSource, GetLengthSid, InitializeAcl, AddAccessAllowedAce, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, RegQueryInfoKeyW, RegEnumKeyExW, RegDeleteKeyW, RegisterServiceCtrlHandlerExW, RegOpenKeyW, LsaNtStatusToWinError, SetServiceStatus, UnregisterTraceGuids, RegisterTraceGuidsW, GetTraceLoggerHandle, GetTraceEnableLevel, GetTraceEnableFlags, RegDeleteValueW, RegCreateKeyExW, RegSetValueExW, AllocateAndInitializeSid, FreeSid, RegOpenKeyExW, TraceMessage
dnsapi.dll
DnsNotifyResolver, DnsQueryConfigDword, DnsDhcpRegisterInit, DnsDhcpRegisterTerm, DnsDhcpRegisterHostAddrs, DnsDhcpRemoveRegistrations
kernel32.dll
EnterCriticalSection, CreateEventW, CreateWaitableTimerW, GetComputerNameExW, DeleteCriticalSection, InitializeCriticalSection, GetProcessHeap, InterlockedDecrement, WaitForSingleObject, ReleaseSemaphore, DisableThreadLibraryCalls, Sleep, CreateThread, ResetEvent, WaitForMultipleObjects, LeaveCriticalSection, GetProcAddress, LoadLibraryW, CreateSemaphoreW, SetLastError, DeviceIoControl, CreateFileW, SystemTimeToFileTime, GetSystemTime, SetWaitableTimer, CancelWaitableTimer, MultiByteToWideChar, HeapReAlloc, WaitForSingleObjectEx, InterlockedExchange, GetLocalTime, InterlockedCompareExchange, LoadLibraryA, QueryPerformanceCounter, GetTickCount, GetCurrentThreadId, GetSystemTimeAsFileTime, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, SetEvent, InterlockedIncrement, CreateEventA, OpenEventW, HeapFree, HeapAlloc, CloseHandle, GetCurrentProcessId, GetLastError, LocalFree, LocalAlloc, GetCurrentThread, MoveFileExW, ExpandEnvironmentStringsW, OpenEventA, WideCharToMultiByte, InitializeCriticalSectionAndSpinCount, DelayLoadFailureHook, FreeLibrary
msvcrt.dll
DllMain
nsi.dll
NsiGetParameter, NsiSetParameterEx, NsiGetAllParametersEx, NsiSetAllParametersEx
ntdll.dll
RtlSetSaclSecurityDescriptor, RtlSetDaclSecurityDescriptor, RtlSetGroupSecurityDescriptor, RtlSetOwnerSecurityDescriptor, RtlCreateSecurityDescriptor, RtlAddAce, RtlCreateAcl, NtClose, RtlNewSecurityObject, NtOpenProcessToken, RtlLengthSid, RtlDeleteSecurityObject, RtlCopySid, NtOpenFile, RtlFreeUnicodeString, RtlNtStatusToDosError, RtlStringFromGUID, RtlInitUnicodeString, RtlxUnicodeStringToOemSize, NlsMbOemCodePageTag, RtlGUIDFromString, RtlUnicodeStringToOemString, RtlOemStringToUnicodeString, RtlInitString, RtlxOemStringToUnicodeSize
rpcrt4.dll
RpcImpersonateClient, RpcBindingFromStringBindingW, RpcBindingSetAuthInfoW, RpcBindingFree, RpcServerUseProtseqEpW, RpcServerRegisterIfEx, RpcEpRegisterW, UuidToStringW, NdrServerCall2, RpcBindingSetOption, RpcBindingToStringBindingW, RpcRevertToSelf, RpcStringBindingComposeW, NdrClientCall2, UuidCreate, RpcServerRegisterAuthInfoW, RpcServerUnregisterIfEx, RpcBindingVectorFree, RpcEpUnregister, RpcServerInqBindings, RpcStringFreeW, RpcStringBindingParseW
secur32.dll
LsaRegisterPolicyChangeNotification, LsaUnregisterPolicyChangeNotification
winnsi.dll
NsiDisconnectFromServer, NsiRpcDeregisterChangeNotificationEx, NsiRpcRegisterChangeNotificationEx, NsiConnectToServer
ws2_32.dll
WSAWaitForMultipleEvents, WSAEnumNetworkEvents, WSAEventSelect, WSAIoctl, WSASetEvent, WSAResetEvent, WSACloseEvent, WSACreateEvent
Export table
DhcpAcquireParameters
DhcpAcquireParametersByBroadcast
DhcpCApiCleanup
DhcpCApiInitialize
DhcpClient_Generalize
DhcpDelPersistentRequestParams
DhcpDeRegisterConnectionStateNotification
DhcpDeRegisterOptions
DhcpDeRegisterParamChange
DhcpEnableDhcp
DhcpEnableTracing
DhcpEnumClasses
DhcpEnumInterfaces
DhcpFallbackRefreshParams
DhcpFreeEnumeratedInterfaces
DhcpFreeLeaseInfo
DhcpFreeMem
DhcpGetClassId
DhcpGetClientId
DhcpGetDhcpServicedConnections
DhcpGetFallbackParams
DhcpGetNotificationStatus
DhcpGetOriginalSubnetMask
DhcpGetTraceArray
DhcpGlobalIsShuttingDown
DhcpGlobalServiceSyncEvent
DhcpGlobalTerminateEvent
DhcpHandlePnPEvent
DhcpIsEnabled
DhcpLeaseIpAddress
DhcpLeaseIpAddressEx
DhcpNotifyConfigChange
DhcpNotifyConfigChangeEx
DhcpNotifyMediaReconnected
DhcpOpenGlobalEvent
DhcpPersistentRequestParams
DhcpQueryLeaseInfo
DhcpQueryLeaseInfoEx
DhcpRegisterConnectionStateNotification
DhcpRegisterOptions
DhcpRegisterParamChange
DhcpReleaseIpAddressLease
DhcpReleaseIpAddressLeaseEx
DhcpReleaseParameters
DhcpRemoveDNSRegistrations
DhcpRenewIpAddressLease
DhcpRenewIpAddressLeaseEx
DhcpRequestCachedParams
DhcpRequestOptions
DhcpRequestParams
DhcpSetClassId
DhcpSetClientId
DhcpSetFallbackParams
DhcpSetMSFTVendorSpecificOptions
DhcpStaticRefreshParams
DhcpUndoRequestParams
GetModuleInfo
McastApiCleanup
McastApiStartup
McastEnumerateScopes
McastGenUID
McastReleaseAddress
McastRenewAddress
McastRequestAddress
NotifyModule
ServiceMain

dhcpcsvc.dll

DHCP Client Service by Microsoft

Remove dhcpcsvc.dll
Version:   5.1.2600.5614 (xpsp_sp3_qfe.080603-1319)
MD5:   c51de19619d50cbd03708647aca10e70
SHA1:   926c66d54013b40af753837db70eb2100ed5ae7d
SHA256:   701869d644db6eddf5016dbc86f1b799ffddea3cba35203c6c417db5b6e89597
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is dhcpcsvc.dll?

This service automatically receives a Dynamic IP address from your DHCP server and DNS updates. Required for ICS / internet client and if you run IPSEC or an IP VPN, disable on a standalone system or one that has a static IP address. Take note: Most DSL/cable ISP’s use DHCP to provide internet access.

About dhcpcsvc.dll (from Microsoft)

“Registers and updates IP addresses and DNS records for this computer. If this service is stopped, this computer will not receive dynamic IP addresses and DNS updates. If this service is disabled, any ”

Overview

dhcpcsvc.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:dhcpcsvc.dll
Publisher:Microsoft Corporation
Product name:DHCP Client Service
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\dhcpcsvc.dll
Original name:dhcpcsvc.dll.mui
File version:5.1.2600.5614 (xpsp_sp3_qfe.080603-1319)
Product version:5.1.2600.5614
Size:124 KB (126,976 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 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'
  • Shared name is 'Dhcp'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows Vista Home Premium 81.08%
Windows Vista Ultimate 13.51%
Windows Vista Business 2.70%
Windows Vista™ Home Premium 2.70%

Distribution by countryDistribution by country

United States installs about 70.59% of DHCP Client Service.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 24.32%
Dell 16.22%
Sony 16.22%
Gateway 16.22%
Toshiba 10.81%
ASUS 10.81%
American Megatrends 2.70%
Acer 2.70%
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