Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4,0,1,53976 22.22%
3,7,1,42781 22.22%
3,2,0,29 44.44%
3,2,0,25 11.11%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegQueryInfoKeyW, RegSetValueExW, RegOpenKeyExW, RegCreateKeyExW, RegCloseKey, RegDeleteValueW, RegDeleteKeyW, RegEnumKeyExW
gdi32.dll
DeleteObject
kernel32.dll
FindResourceExW, GetLastError, lstrcpynA, lstrcpynW, CloseHandle, Process32NextW, Process32FirstW, CreateToolhelp32Snapshot, GetProcAddress, GetModuleHandleW, lstrcmpiW, WriteFile, CreateFileW, FreeLibrary, MultiByteToWideChar, LoadLibraryExW, FindResourceW, CreateProcessW, GetTempPathW, GetTickCount, GlobalUnlock, GlobalLock, EnterCriticalSection, LeaveCriticalSection, SetThreadLocale, GetThreadLocale, FlushFileBuffers, CreateFileA, WriteConsoleW, LockResource, LoadResource, SizeofResource, lstrlenW, WideCharToMultiByte, InterlockedDecrement, InterlockedIncrement, DeleteCriticalSection, InitializeCriticalSection, GetModuleFileNameW, RaiseException, GetConsoleOutputCP, WriteConsoleA, SetStdHandle, GetLocaleInfoA, GetStringTypeW, GetStringTypeA, LCMapStringW, LCMapStringA, GetConsoleMode, GetConsoleCP, SetFilePointer, InitializeCriticalSectionAndSpinCount, LoadLibraryA, GetSystemTimeAsFileTime, HeapDestroy, HeapAlloc, HeapFree, HeapReAlloc, HeapSize, GetProcessHeap, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, RtlUnwind, GetCurrentThreadId, GetCommandLineA, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, Sleep, ExitProcess, VirtualFree, VirtualAlloc, HeapCreate, GetStdHandle, GetModuleFileNameA, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, SetHandleCount, GetFileType, GetStartupInfoA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, QueryPerformanceCounter, GetCurrentProcessId
ole32.dll
ReleaseStgMedium, CoCreateInstance, CoTaskMemAlloc, CoTaskMemRealloc, CoTaskMemFree, StringFromGUID2
shell32.dll
DragQueryFileW
shlwapi.dll
PathRemoveFileSpecW, PathAddBackslashW, PathIsRootW, PathAppendW, PathFileExistsW
user32.dll
InsertMenuW, CharNextW, LoadBitmapW, DestroyIcon, SetMenuItemBitmaps, GetMenuCheckMarkDimensions, LoadImageW
Export table
DllCanUnloadNow
DllGetClassObject
DllInstall
DllRegisterServer
DllUnregisterServer

pcfshellex.dll

Baidu PC Faster by Baidu Online Network Technology (Beijing)Co. (Signed)

Remove pcfshellex.dll
Version:   4,0,1,53976
MD5:   8d79c17ffb8e10e6b026618d550cf7f5
SHA1:   4758f166dd87c45ab9d5575070a8fe96f084a538

Overview

pcfshellex.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 Baidu PC Faster published by Baidu, Inc., Baidu PC Faster from Baidu, Inc. and Baidu PC Faster by Baidu, Inc.. The file is digitally signed by Baidu Online Network Technology (Beijing)Co. which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:pcfshellex.dll
Publisher:Baidu Inc.
Product name:Baidu PC Faster
Description:PC Faster File Shredder Extension
Typical file path:C:\Program Files\baidu security\pc faster\3.2.0.29\pcfshellex.dll
File version:4,0,1,53976
Size:136.69 KB (139,968 bytes)
Build date:12/19/2013 4:47 PM
Certificate
Issued to:Baidu Online Network Technology (Beijing)Co.
Authority (CA):VeriSign
Digital DNA
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Baidu, Inc.
  65% remove
The software is typically bundled with third party installers such as Open Candy. "Offer your users a free system maintenance and utility suite to help them get the most out of their PC’s performance."

BehaviorsBehaviors

Context menu handler
Located in '*\shellex\ContextMenuHandlers'
  • Name: 'BaiduShellEx'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 33.33%
Microsoft Windows XP 33.33%
Windows 7 Professional 22.22%
Windows 8.1 11.11%

Distribution by countryDistribution by country

Egypt installs about 33.33% of Baidu PC Faster.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Acer 30.00%
Hewlett-Packard 20.00%
Compaq 20.00%
Intel 20.00%
American Megatrends 10.00%
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