Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

5.1.2600.5935 (xpsp_sp3_qfe.100211-1426) 12.90%
5.1.2600.5935 (xpsp_sp3_gdr.100211-1404) 58.06%
5.1.2600.5935 (xpsp_sp3_gdr.100211-1404) 3.23%
5.1.2600.5935 (xpsp_sp3_gdr.100211-1404) 3.23%
5.1.2600.5935 (xpsp_sp3_gdr.100211-1404) 3.23%
5.1.2600.5512 (xpsp.080413-0852) 6.45%
5.1.2600.3667 (xpsp_sp2_gdr.100211-1411) 3.23%
5.1.2600.2975 (xpsp.060816-0113) 3.23%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) 6.45%

Relationships

PE structurePE file structure
Show functions
Import table
advapi32.dll
CryptAcquireContextW, RegCloseKey, RegEnumKeyExW, RegOpenKeyExW, RegEnumValueW, RegisterServiceCtrlHandlerW, SetServiceStatus, RegQueryValueExW, CryptReleaseContext, CryptGenRandom
dnsapi.dll
DnsReplaceRecordSetW
iphlpapi.dll
GetAdaptersAddresses, GetAdaptersInfo, NotifyAddrChange, NotifyRouteChange
kernel32.dll
FreeLibrary, QueryPerformanceCounter, ExpandEnvironmentStringsW, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, GetCurrentProcessId, GetCurrentThreadId, GetSystemTimeAsFileTime, LoadLibraryW, MultiByteToWideChar, WideCharToMultiByte, GetLastError, HeapAlloc, HeapFree, CreateTimerQueue, InterlockedIncrement, InterlockedDecrement, RegisterWaitForSingleObject, CreateEventW, CloseHandle, UnregisterWait, DeleteTimerQueueTimer, DeleteTimerQueue, CreateTimerQueueTimer, ChangeTimerQueueTimer, ReleaseMutex, WaitForSingleObject, UnregisterWaitEx, Sleep, GetComputerNameExW, HeapReAlloc, CreateFileW, DeviceIoControl, GetTickCount, HeapDestroy, CreateMutexW, HeapCreate, DisableThreadLibraryCalls, BindIoCompletionCallback, ReadFile, WriteFile, InitializeCriticalSection, LeaveCriticalSection, EnterCriticalSection, InterlockedExchange, DeleteCriticalSection, QueueUserWorkItem, SetEvent, SetLastError, GetProcAddress
msvcrt.dll
DllMain
mswsock.dll
GetAcceptExSockaddrs, AcceptEx
ntdll.dll
RtlInitUnicodeString, RtlGUIDFromString, RtlStringFromGUID
ole32.dll
CoUninitialize, CoCreateInstance, CoInitializeEx, CoTaskMemFree
rtutils.dll
TracePrintfExW, TraceDeregisterW, RouterLogRegisterW, TraceRegisterExW, RouterLogDeregisterW
wmi.dll
WmiNotificationRegistrationW
ws2_32.dll
WSALookupServiceEnd, WSALookupServiceBeginW, WSAEventSelect, WSASendTo, WSALookupServiceNextW, WSARecvFrom, WSAAddressToStringA, WSAAddressToStringW, getaddrinfo, WSAStringToAddressA, freeaddrinfo, WSASocketW, WSAIoctl, getnameinfo

6to4svc.dll

Service that offers IPv6 connectivity over an IPv4 network. by Microsoft

Remove 6to4svc.dll
Version:   5.1.2600.5512 (xpsp.080413-0852)
MD5:   3fefa63fdacbab9c020ce2273ac45c47
SHA1:   2ef82dd12b9847bc1fd6346f99fa50fe9732242d
SHA256:   1e55519cd797336f7f6229da94e0b63fa629fdd0767cc603f9e2bb68b774250d
This is a Windows system installed file with Windows File Protection (WFP) enabled.

Overview

6to4svc.dll is loaded as dynamic link library that runs in the context of a process. This version is installed on Windows XP.

DetailsDetails

File name:6to4svc.dll
Publisher:Microsoft Corporation
Product name:Service that offers IPv6 connectivity over an IPv4 network.
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\6to4svc.dll
File version:5.1.2600.5512 (xpsp.080413-0852)
Product version:5.1.2600.5512
Size:98 KB (100,352 bytes)
Digital DNA
PE subsystem:Windows Console
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

BehaviorsBehaviors

Hosted services
Runs as a shared service under the Windows svcHost
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'
  • Shared name is '6to4'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 100.00%

Distribution by countryDistribution by country

United States installs about 48.39% of Service that offers IPv6 connectivity over an IPv4 network..

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 27.27%
GIGABYTE 18.18%
Dell 18.18%
Gateway 18.18%
Sahara 9.09%
American Megatrends 9.09%
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