Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

9.60.2114 6.67%
9.05.2071 6.67%
9.05.2063 6.67%
9.04.2051 13.33%
9.04.2051 13.33%
9.02.2032 13.33%
9.02.2032 6.67%
8.02.1972 13.33%
8.02.1972 6.67%
6.61.1880 6.67%
5.12.1652 6.67%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegOpenKeyExW, RegCreateKeyExW, RegEnumKeyExW, RegQueryInfoKeyW, RegCloseKey, ControlService, QueryServiceStatus, CloseServiceHandle, OpenServiceW, DeleteService, StartServiceA, ChangeServiceConfig2W, CreateServiceW, OpenSCManagerA, GetTokenInformation, OpenThreadToken, RegDeleteKeyW, RegDeleteValueW, RegSetValueExW, RegQueryValueExW, LookupAccountNameW, GetUserNameA, ConvertSidToStringSidW
iphlpapi.dll
GetIpAddrTable, SendARP, GetIpNetTable, GetAdaptersInfo, GetBestRoute, GetIfEntry, GetIfTable, NotifyAddrChange, NotifyRouteChange
kernel32.dll
GetCurrentDirectoryW, SetFileAttributesW, GetFileAttributesW, CreateFileW, DeviceIoControl, ReleaseMutex, CreateMutexW, GetLastError, GetCurrentProcessId, CreateEventW, WaitForSingleObject, ResetEvent, SetEvent, CloseHandle, DeleteCriticalSection, InitializeCriticalSection, LeaveCriticalSection, EnterCriticalSection, DisableThreadLibraryCalls, SetCurrentDirectoryW, Sleep, TerminateThread, WaitForMultipleObjects, ResumeThread, CreateThread, SetEndOfFile, OutputDebugStringA, OutputDebugStringW, GetModuleHandleA, GetCurrentProcess, GetTickCount, InterlockedDecrement, ExpandEnvironmentStringsW, GetModuleFileNameW, GetModuleHandleW, LocalFree, FormatMessageW, SetLastError, GetCurrentThread, TerminateProcess, FreeLibrary, GetProcAddress, GetCurrentThreadId, LoadLibraryW, MultiByteToWideChar, WideCharToMultiByte, GetTimeZoneInformation, GetVersionExW, MoveFileW, DeleteFileW, CreateDirectoryW, FindClose, FindNextFileW, FindFirstFileW, FileTimeToSystemTime, FileTimeToLocalFileTime, GetSystemDefaultLangID, SetFileTime, SystemTimeToFileTime, GetSystemTime, GetWindowsDirectoryW, GetSystemDirectoryW, GetLocalTime, FlushFileBuffers, GetLocaleInfoW, GetConsoleScreenBufferInfo, GetFileType, GetStdHandle, WriteConsoleW, ReadFile, WriteFile, SetFilePointer, GetFileSizeEx, QueryPerformanceCounter, EnumSystemLanguageGroupsW, SetThreadPriority, GetThreadPriority, QueryPerformanceFrequency, InterlockedIncrement, GetStringTypeW, InterlockedCompareExchange, InterlockedExchange, EncodePointer, DecodePointer, RaiseException, RtlUnwind, GetCommandLineA, ExitProcess, LCMapStringW, GetCPInfo, HeapAlloc, IsProcessorFeaturePresent, GetACP, GetOEMCP, IsValidCodePage, TlsAlloc, TlsGetValue, TlsSetValue, TlsFree, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, HeapSize, VirtualQuery, SetHandleCount, InitializeCriticalSectionAndSpinCount, GetStartupInfoW, GetModuleFileNameA, FreeEnvironmentStringsW, GetEnvironmentStringsW, HeapCreate, HeapDestroy, SetStdHandle, GetConsoleCP, GetConsoleMode, HeapReAlloc, GetUserDefaultLCID, GetLocaleInfoA, EnumSystemLocalesA, IsValidLocale, HeapFree, GetProcessHeap, GetFileTime, GetSystemInfo, GetSystemTimeAsFileTime, GetUserGeoID, GlobalFree, GetComputerNameW, GetTempFileNameW, GetTempPathW, CopyFileW, MoveFileExW, GetComputerNameA, GetModuleHandleExW, EnumSystemLocalesW, LoadLibraryExW, SetFilePointerEx, SetConsoleCursorPosition, GetOverlappedResult, LoadLibraryA, CreateFileA, GetConsoleOutputCP, LCMapStringA, GetStartupInfoA, FreeEnvironmentStringsA, GetEnvironmentStrings, VirtualFree, VirtualAlloc, GetStringTypeA, WriteConsoleA
ole32.dll
StringFromCLSID, CoRevertToSelf, CoImpersonateClient, CoTaskMemFree, CoSetProxyBlanket, CoTaskMemAlloc, CoCreateInstance, CoUninitialize, CoInitialize, CLSIDFromString
rpcrt4.dll
UuidCreate
setupapi.dll
SetupCopyOEMInfW, SetupUninstallOEMInfW, SetupGetInfFileListW
shell32.dll
SHGetFolderPathW
user32.dll
DestroyIcon, MessageBoxW, MessageBoxA, CharToOemA, CharToOemBuffA, GetSystemMetrics
version.dll
GetFileVersionInfoSizeW, GetFileVersionInfoW, VerQueryValueW
wininet.dll
HttpSendRequestA, HttpOpenRequestA, InternetGetLastResponseInfoA, HttpQueryInfoA, InternetReadFile, InternetConnectA, InternetCloseHandle, InternetOpenA, InternetQueryDataAvailable
winmm.dll
timeBeginPeriod, timeGetTime, timeEndPeriod, timeGetDevCaps
ws2_32.dll
WSAEventSelect, WSASocketA
Export table
calibrate_burst
can_install
dump_connections
install_driver
install_driver_ex
is_old_cfosspeed_installed
start_service
start_service_ex
stop_service
stop_service_ex
uninstall_driver
uninstall_driver_ex

speedsrv.dll

cFosSpeed Install & Service DLL by cFos Software GmbH (Signed)

Remove speedsrv.dll
Version:   8.02.1972
MD5:   41b51558fcb71fafcb71cb8f3dd2d601
SHA1:   ff1fd30e4249e58edafeb65a5db1417e9af68ae3
SHA256:   23f66fa9cd579382c75c5eeaf2279f1a22ef2409308d79431149c3f3643367f9

Overview

speedsrv.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program cFosSpeed v8.02 published by cFos Software GmbH, Bonn. The file is digitally signed by cFos Software GmbH which was issued by the GlobalSign nv-sa certificate authority (CA).

DetailsDetails

File name:speedsrv.dll
Publisher:cFos Software GmbH
Product name:cFosSpeed Install & Service DLL
Typical file path:C:\Program Files\cfosspeed\speedsrv.dll
File version:8.02.1972
Size:701.41 KB (718,248 bytes)
Certificate
Issued to:cFos Software GmbH
Authority (CA):GlobalSign nv-sa
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
cFos Software GmbH, Bonn
5% remove
cFosSpeed is a software solution for traffic shaping for the Windows operating system. It improves Internet latency while maintaining high transfer rates. The program attaches itself as a device driver to the Windows network stack where it can then perform packet inspection and layer-7 protocol analysis. As such, it is particularly often used by online gamers and VoIP users.

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 46.67%
Microsoft Windows XP 20.00%
Windows 8 Pro with Media Center 13.33%
Windows 8 Single Language 6.67%
Windows Vista Ultimate 6.67%
Windows 7 Home Premium 6.67%

Distribution by countryDistribution by country

Ireland installs about 20.00% of cFosSpeed Install & Service DLL.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 36.36%
ASUS 18.18%
American Megatrends 18.18%
Hewlett-Packard 18.18%
Acer 9.09%
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