Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1,109,7,1 11.11%
1,109,5,11 61.11%
1,109,4,5 27.78%

PE structurePE file structure
Show functions
Import table
kernel32.dll
GetCurrentProcessId, GetTickCount, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, TerminateProcess, QueryPerformanceFrequency, GetSystemTimeAsFileTime, QueryPerformanceCounter, ReleaseSemaphore, WaitForSingleObject, InterlockedExchange, InterlockedExchangeAdd, InterlockedCompareExchange, GetCurrentThreadId, CloseHandle, Sleep, CreateEventA, CreateSemaphoreA, GetCurrentProcess, ResetEvent, SetEvent, GetProcessAffinityMask
msvcr80.dll
DllMain
pthreadvc2.dll
pthread_key_create, pthread_create, pthread_detach, pthread_exit, pthread_setspecific, pthread_getspecific
winmm.dll
timeGetDevCaps, timeBeginPeriod, timeEndPeriod
Export table
_dispatch_begin_NSAutoReleasePool
_dispatch_end_NSAutoReleasePool
_dispatch_get_main_queue_handle_4CF
_dispatch_main_q
_dispatch_main_queue_callback_4CF
_dispatch_source_type_timer
dispatch_after
dispatch_after_f
dispatch_apply
dispatch_apply_f
dispatch_async
dispatch_async_f
dispatch_barrier_async
dispatch_barrier_async_f
dispatch_barrier_sync
dispatch_barrier_sync_f
dispatch_begin_thread_4GC
dispatch_debug
dispatch_debugv
dispatch_end_thread_4GC
dispatch_get_context
dispatch_get_current_queue
dispatch_get_global_queue
dispatch_group_async
dispatch_group_async_f
dispatch_group_create
dispatch_group_enter
dispatch_group_leave
dispatch_group_notify
dispatch_group_notify_f
dispatch_group_wait
dispatch_main
dispatch_once
dispatch_once_f
dispatch_queue_create
dispatch_queue_get_label
dispatch_queue_set_width
dispatch_release
dispatch_resume
dispatch_retain
dispatch_semaphore_create
dispatch_semaphore_signal
dispatch_semaphore_wait
dispatch_set_context
dispatch_set_finalizer_f
dispatch_set_target_queue
dispatch_source_cancel
dispatch_source_create
dispatch_source_get_data
dispatch_source_get_handle
dispatch_source_get_mask
dispatch_source_set_cancel_handler
dispatch_source_set_cancel_handler_f
dispatch_source_set_event_handler
dispatch_source_set_event_handler_f
dispatch_source_set_timer
dispatch_source_testcancel
dispatch_suspend
dispatch_sync
dispatch_sync_f
dispatch_time
dispatch_walltime
libdispatch_init

libdispatch.dll

libdispatch by Apple Inc. (Signed)

Remove libdispatch.dll
Version:   1,109,4,5
MD5:   1f2c969e902ccef296b465052fab04e8
SHA1:   440ff1bf4185409336e341581086a9b6776c9e78
SHA256:   249ca8b16e7c873051cc877632cf79804c9e0786d8aec878078e604b838db211

About libdispatch.dll (from Apple Inc.)

“Exposes properties that can be used to modify default service behavior as well as attach custom objects that can modify how incoming messages are transformed into objects and dispatched to operations.”

Overview

libdispatch.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Apple Application Support published by Apple Inc., Apple Application Support from Apple Inc. and Apple Application Support by Apple Inc.. The file is digitally signed by Apple Inc. which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:libdispatch.dll
Publisher:Apple Inc.
Product name:libdispatch
Description:Dispatch Runtime Library
Typical file path:C:\Program Files\common files\apple\apple application support\libdispatch.dll
File version:1,109,4,5
Size:41.28 KB (42,272 bytes)
Certificate
Issued to:Apple Inc.
Authority (CA):VeriSign
Effective date:Sunday, May 17, 2009
Expiration date:Sunday, June 26, 2011
Digital DNA
PE subsystem:Windows GUI
Entropy:6.594195
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Apple Application Support
 Apple Inc.
6% remove
Apple Application Support is required to run iTunes, QuickTime and other Apple installed products (do not remove this if you use any of these programs). If you remove this program you will need to reinstall it in order for iTunes to load. The program is also used to connect iTunes to the various iOS devices such as the iPhone, iPad and iPod Touch.
Apple Mobile Device Support
 Apple Inc.
8% remove
Apple Mobile Device Support is required and used for the synchronisation between an Apple mobile iOS devices (iPod, iPhone or iPad) and a PC through iTunes. If uninstalled, your iPhone, iPad, or iPod touch may not appear under Devices in iTunes after you connect it to your Windows PC. Apple Mobile Device Service runs as a Windows service (Apple Mobile Device Service (AMDS)) regardless if the user is running a connected Apple application...

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 38.89%
Windows 7 Home Premium 16.67%
Windows XP Home Edition 16.67%
Windows Vista Home Premium 11.11%
Windows 7 Starter 5.56%
Windows XP Professional 5.56%
Windows 7 Professional 5.56%

Distribution by countryDistribution by country

United States installs about 44.44% of libdispatch.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Sony 44.44%
Dell 22.22%
Samsung 22.22%
Hewlett-Packard 11.11%
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