Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

11.0.01.36 19.87%
11.0.0.379 9.93%
10.1.5.33 21.19%
10.1.4.38 19.21%
10.1.3.23 2.65%
10.1.2.45 2.65%
10.1.1.33 0.66%
10.0.1.434 1.32%
10.0.0.396 2.65%
9.5.3.305 5.30%
9.5.2.295 4.64%
9.4.0.195 0.66%
9.3.2.163 0.66%
9.1.0.2009022700 3.97%
9.0.0.2008061100 4.64%

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegOpenKeyExW, RegEnumKeyExW, RegQueryInfoKeyW, RegSetValueExW, RegCreateKeyExW, RegCloseKey, RegDeleteValueW, RegDeleteKeyW, ConvertStringSecurityDescriptorToSecurityDescriptorW, RegQueryValueExW
comctl32.dll
CreatePropertySheetPageW, DestroyPropertySheetPage
gdi32.dll
GdiFlush, CreateDIBSection
kernel32.dll
LeaveCriticalSection, GetModuleFileNameW, FreeLibrary, MultiByteToWideChar, SizeofResource, LoadResource, FindResourceW, LoadLibraryExW, GetModuleHandleW, LocalFree, FileTimeToSystemTime, SystemTimeToFileTime, FileTimeToLocalFileTime, lstrcpynW, GetTimeFormatW, GetDateFormatW, GetFileAttributesW, LocalAlloc, GetVersionExW, RaiseException, GetThreadLocale, EnterCriticalSection, GetCurrentThreadId, LoadLibraryW, GetUserDefaultLangID, GetVersionExA, GetLocaleInfoA, GetACP, GetSystemTimeAsFileTime, GetCurrentProcessId, GetTickCount, QueryPerformanceCounter, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, InterlockedCompareExchange, Sleep, InterlockedExchange, GetLastError, DeleteCriticalSection, InterlockedDecrement, lstrcmpiW, InterlockedIncrement, lstrlenW, lstrcpyW, OutputDebugStringA, InitializeCriticalSection, SetThreadLocale, WaitForSingleObject, SetEvent, WaitNamedPipeW, DisconnectNamedPipe, WriteFile, ReadFile, ConnectNamedPipe, GetProcAddress, CreateThread, ResetEvent, CreateNamedPipeW, CreateEventW, SetNamedPipeHandleState, GetVolumeInformationW, OpenMutexW, GetModuleHandleA, GetVersion, SetLastError, ReleaseMutex, CloseHandle, ReadProcessMemory, OpenProcess, WaitForMultipleObjects, LoadLibraryA, FormatMessageW, CreateProcessW, SetCurrentDirectoryW, GetSystemDirectoryW, GetCurrentDirectoryW, CreateMutexW, CallNamedPipeW, CreateFileW, InitializeCriticalSectionAndSpinCount, FindClose, FindFirstFileW, DecodePointer, EncodePointer
msvcp100.dll
DllMain
msvcp90.dll
DllMain
msvcr100.dll
DllMain
msvcr80.dll
DllMain
msvcr90.dll
DllMain
ole32.dll
CoTaskMemRealloc, CoTaskMemFree, ReleaseStgMedium, StringFromGUID2, CoCreateInstance, CoTaskMemAlloc
rpcrt4.dll
NdrStubForwardingFunction, NdrOleFree, NdrOleAllocate, IUnknown_Release_Proxy, IUnknown_AddRef_Proxy, IUnknown_QueryInterface_Proxy, NdrDllGetClassObject, NdrDllCanUnloadNow, NdrCStdStubBuffer2_Release, NdrDllRegisterProxy, NdrDllUnregisterProxy, RpcStringFreeW, UuidCreate, UuidToStringW
shell32.dll
DragQueryFileW
shlwapi.dll
PathRenameExtensionW
user32.dll
GetWindowRect, LoadStringW, CharNextW, GetWindowLongW, SetWindowLongW, wsprintfW, GetWindowTextW, GetActiveWindow, MessageBoxW, GetParent, GetDlgItem, UnregisterClassA, MapWindowPoints, SendMessageW, SetWindowPos, GetDlgItemTextW, SetDlgItemTextW, WaitForInputIdle, PeekMessageW, DispatchMessageW, TranslateMessage
version.dll
VerQueryValueW, GetFileVersionInfoSizeW, GetFileVersionInfoW
Export table
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

PDFShell.dll

Adobe PDF Shell Extension by Adobe Systems (Signed)

Remove PDFShell.dll
Version:   10.1.2.45
MD5:   a99783ada78e538fc9f5e7d9c21b33d2
SHA1:   fec89f4807a40a5a07648b137907bf197e893385
SHA256:   75ec96b8c6e6049c11f08e463d95e61c6f53e39ee54349e58960840c965382ba

What is PDFShell.dll?

Adobe PDF Shell Extension for Adobe Acrobat Reader is a shell extension that is executed by Windows Explorer to retrieve metadata about the selected PDF file. The Adobe shell extension adds this extra data so that users can see details about a file at a glance in Windows Explorer. Details include Title, Author, Subject, Size and thumbnail image; details that typically occur in tooltips.

About PDFShell.dll (from Adobe Systems)

“When you install Acrobat or Adobe Reader on a system with a browser, you automatically configure the browser to open PDF files within the browser window. Acrobat and Adobe Reader install ActiveX plug-”

DetailsDetails

File name:pdfshell.dll
Publisher:Adobe Systems, Inc.
Product name:Adobe PDF Shell Extension
Description:PDF Shell Extension
Typical file path:C:\Program Files\common files\adobe\acrobat\activex\pdfshell.dll
File version:10.1.2.45
Size:384.9 KB (394,136 bytes)
Certificate
Issued to:Adobe Systems
Authority (CA):VeriSign
Expiration date:Monday, November 5, 2012
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Adobe Reader 8
 Adobe Systems Incorporated
3% remove
Adobe Acrobat and Reader are a set of applications designed to view, create, manipulate, print and manage files in Portable Document Format (PDF). Acrobat and Reader are widely used as a method of presenting information with a fixed layout similar to a paper publication. Adobe also allows Acrobat plug-ins to be developed by third parties, which can add extra functions to the Acrobat program.
Adobe Reader 8 - Arabic
 Adobe Systems Incorporated
5% remove
Adobe Acrobat and Reader are a set of applications designed to view, create, manipulate, print and manage files in Portable Document Format (PDF). Acrobat and Reader are widely used as a method of presenting information with a fixed layout similar to a paper publication. Adobe also allows Acrobat plug-ins to be developed by third parties, which can add extra functions to the Acrobat program.
Adobe Reader
 Adobe Systems Incorporated
4% remove
Adobe Acrobat and Reader are a set of applications designed to view, create, manipulate, print and manage files in Portable Document Format (PDF). Acrobat and Reader are widely used as a method of presenting information with a fixed layout similar to a paper publication. Adobe also allows Acrobat plug-ins to be developed by third parties, which can add extra functions to the Acrobat program.
Adobe Reader MUI
 Adobe Systems Incorporated
10% remove
Adobe Acrobat and Reader are a set of applications designed to view, create, manipulate, print and manage files in Portable Document Format (PDF). Acrobat and Reader are widely used as a method of presenting information with a fixed layout similar to a paper publication. Adobe also allows Acrobat plug-ins to be developed by third parties, which can add extra functions to the Acrobat program.

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 84.77%
Windows 7 Home Premium 4.64%
Windows 7 Ultimate 3.97%
Windows Vista Home Premium 3.31%
Windows 8 Pro 0.66%
Windows 7 Professional 0.66%
Windows 7 Home Basic 0.66%
Windows 7 Starter 0.66%
Windows Vista Home Basic 0.66%

Distribution by countryDistribution by country

United States installs about 31.08% of Adobe PDF Shell Extension.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 30.59%
Intel 16.47%
American Megatrends 10.59%
ASUS 9.41%
GIGABYTE 8.24%
Hewlett-Packard 5.88%
Acer 4.71%
Sahara 4.71%
Toshiba 4.71%
Sony 4.71%
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