Should I block it?

60% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

7.7.5 (1680.95.13) 5.43%
7.7.4 (1680.86) 25.57%
7.7.3 (1680.64) 42.08%
7.7.2 (1680.56) 11.31%
7.7.1 (1680.42) 4.52%
7.7 (1680.34) 2.26%
7.6.9 (1680.9) 2.94%
7.6.8 (1675) 0.90%
7.6.7 (1675) 1.13%
7.6.6 (1673) 0.23%
7.6.6 (1671) 1.13%
7.6.5 (1327.80) 0.45%
7.6 (1292) 0.23%
7.5 (861) 0.68%
7.4 0.23%
7.3.1 0.23%
7.1.6 0.68%


PE structurePE file structure

Show functions
Import table
RegDeleteKeyA, RegCreateKeyExA, RegOpenKeyExA, RegQueryInfoKeyA, RegEnumValueA, RegDeleteValueA, RegQueryValueExA, RegSetValueExA, RegCloseKey, RegEnumKeyA
GetVersionExA, WaitForSingleObject, CreateProcessA, ResetEvent, SetEvent, WaitForMultipleObjects, Sleep, CreateThread, GetLastError, CreateMutexA, LoadLibraryExA, GetModuleHandleA, GetSystemDirectoryA, TerminateProcess, GlobalFree, GlobalAlloc, ReleaseMutex, GetCurrentProcessId, GetConsoleOutputCP, WriteConsoleA, GetTimeZoneInformation, CompareStringW, CompareStringA, FindFirstFileA, GetLocaleInfoW, HeapSize, FlushFileBuffers, GetConsoleMode, GetConsoleCP, VirtualAlloc, HeapReAlloc, IsValidLocale, EnumSystemLocalesA, GetLocaleInfoA, GetUserDefaultLCID, GetDateFormatA, GetTimeFormatA, GetStringTypeW, GetStringTypeA, GetSystemTimeAsFileTime, GetTickCount, QueryPerformanceCounter, VirtualFree, HeapCreate, HeapDestroy, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetEnvironmentStrings, FreeEnvironmentStringsA, OpenProcess, FindClose, CloseHandle, LoadLibraryA, GetProcAddress, FreeLibrary, CreateEventA, GetModuleFileNameA, WriteConsoleW, SetStdHandle, ReadFile, SetFilePointer, CreateFileA, SetEnvironmentVariableA, RaiseException, InitializeCriticalSection, EnterCriticalSection, LeaveCriticalSection, ExitProcess, MultiByteToWideChar, GetFileAttributesA, RtlUnwind, GetCommandLineA, HeapFree, HeapAlloc, GetProcessHeap, GetStartupInfoA, GetCPInfo, InterlockedIncrement, InterlockedDecrement, GetACP, GetOEMCP, IsValidCodePage, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, GetCurrentThreadId, GetCurrentThread, LCMapStringA, WideCharToMultiByte, LCMapStringW, SetHandleCount, GetStdHandle, GetFileType, DeleteCriticalSection, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, FatalAppExitA, WriteFile, SetConsoleCtrlHandler, InterlockedExchange, SetEnvironmentVariableW
Shell_NotifyIconA, ShellExecuteA
LoadIconA, LoadCursorA, RegisterClassExA, CreateWindowExA, SetWindowLongA, GetWindowLongA, DefWindowProcA, PostQuitMessage, LoadMenuA, GetSubMenu, DestroyMenu, SetMenuDefaultItem, GetCursorPos, SetForegroundWindow, TrackPopupMenu, CreatePopupMenu, GetMenuStringA, ModifyMenuA, EnableMenuItem, FindWindowA, GetWindowThreadProcessId, SendMessageA, AppendMenuA, MessageBoxA, LoadStringA, GetMessageA, TranslateMessage, DispatchMessageA, PostMessageA, wsprintfA
GetFileVersionInfoSizeA, GetFileVersionInfoA, VerQueryValueA


QuickTime by Apple

Remove QTTask.exe
Version:   7.6.8 (1675)
MD5:   69581380e69c8dce30ede2a463c912ee
SHA1:   4a788fd650bf50c0b218c6a2972adc2f3e2cc8ea
SHA256:   39391eb96e16162fec64a6ed2e2e9537bb53566a9364aeba21f71645afcd1eda

What is QTTask.exe?

QuickTime Task is part of the Apple QuickTime Player, a free multimedia player.

About QTTask.exe (from Apple)

A powerful multimedia technology with a built-in media player, QuickTime lets you view Internet video, HD movie trailers, and personal media in a wide range of file formats. And it lets you enjoy them


qttask.exe executes as a process with the local user's privileges. It is set to be run when the PC boots and the user logs into Windows (added to the Run registry key for the current user). It is installed with a couple of know programs including QuickTime published by Apple Inc., QuickTime Alternative 3.2.2 from KL Software and QuickTime Alternative 3.2.2 by KL Software.


File name:qttask.exe
Publisher:Apple Inc.
Product name:QuickTime
Description:QuickTime Task
Typical file path:C:\Program Files\quicktime\qttask.exe
File version:7.6.8 (1675)
Product version:QuickTime 7.6.8 (1675)
Size:412 KB (421,888 bytes)
Digital DNA
File packed:No
More details


The following programs will install this file
Apple Inc.
6% remove
QuickTime is an extensible multimedia framework capable of handling various formats of digital video, picture, sound, panoramic images, and interactivity. QuickTime for Microsoft Windows has always been downloadable as a standalone installation, as well as being bundled with Apple's iTunes. QuickTime Player is limited to only basic playback operations unless a QuickTime Pro license key is purchased.
Apple Inc.
10% remove
QuickTime Player 7 supports older media formats, such as QTVR, interactive QuickTime movies, and MIDI files on Snow Leopard and OS X Lion. It also accepts QuickTime 7 Pro registration codes, which turn on QuickTime Pro functions. QuickTime Player 7 will be installed in the Utilities folder in the Applications folder.
KL Software
1% remove
QuickTime Alternative is a codec package for Microsoft Windows for playing QuickTime media, normally only playable by the official QuickTime software distribution from Apple Inc. QuickTime Alternative consists of codec libraries extracted from the official distribution, including the official QuickTime plugin required for playing QuickTime files (.MOV, .QT and others) in web browsers such as Internet Explorer and Mozilla Firefox, and al...
11% remove
The following filetypes are enabled and SUPPORTED by the installation of the Vista Codec Package. amr | mpc | ofr | divx | mka | ape | flac | evo | flv | m4b | mkv | ogg | ogv | ogm | rmvb | xvid All of the above filetypes can be queued to the Windows Media Player Playlist using a right-click.


Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'QTTask.exe' → "C:\Program Files\QuickTime\QTTask.exe" -atboottime
  • 'QuickTime Task' → "C:\Program Files\QuickTime\QTTask.exe" -atboottime
Startup files (user) run
Runs under the registry key 'HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'QuickTime Task' → "C:\Program Files\QuickTime\QTTask.exe" -atboottime

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 39.50%
Microsoft Windows XP 15.50%
Windows 7 Ultimate 9.00%
Windows Vista Home Premium 7.00%
Windows 7 Professional 5.50%
Windows 8 4.50%
Windows 8 Pro 4.50%
Windows 8.1 3.50%
Windows 8 Pro with Media Center 3.00%
Windows Vista Home Basic 1.50%
Windows Seven Black Edition 1.00%
Windows 8.1 Pro 1.00%
Windows 7 Home Basic 1.00%
Windows 8 Enterprise 0.50%
Windows 8.1 Single Language 0.50%
Windows Vista Business 0.50%
Windows 8 Single Language 0.50%
Windows 8.1 Single Language Preview 0.50%
Windows Vista Ultimate 0.50%
Windows 7 Starter 0.50%

Distribution by countryDistribution by country

United States installs about 56.06% of QuickTime.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 20.00%
Hewlett-Packard 18.15%
Toshiba 17.78%
ASUS 14.07%
Sony 9.63%
Acer 7.04%
Intel 5.19%
American Megatrends 1.11%
Sahara 0.74%
Samsung 0.74%
NEC 0.74%
MSI 0.74%
Lenovo 0.74%
Alienware 0.37%
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