Should I block it?

40%

40% of PCs block this file from running.

Possible reason:

Performance resource utilization

Additional versions

2.6.0.0	75.00%
2.5.0.4	25.00%

Relationships

PE file structure

Show functions

Import table

kernel32.dll

HeapSize, CompareStringW, FlushFileBuffers, WriteConsoleW, SetStdHandle, GetTimeZoneInformation, GetConsoleMode, GetConsoleCP, LCMapStringW, RtlUnwind, GetStringTypeW, QueryPerformanceCounter, HeapCreate, GetEnvironmentStringsW, FreeEnvironmentStringsW, InterlockedExchange, Sleep, InterlockedCompareExchange, GetTickCount, SizeofResource, LockResource, LoadResource, FindResourceW, FindResourceExW, CloseHandle, WaitForSingleObject, OutputDebugStringW, InterlockedIncrement, InterlockedDecrement, LoadLibraryW, GetProcAddress, CreateFileW, FreeLibrary, GetCurrentThreadId, SetUnhandledExceptionFilter, GetVersionExW, GetCurrentProcessId, GetCurrentProcess, MultiByteToWideChar, WideCharToMultiByte, GetLastError, GetModuleFileNameW, GetPrivateProfileStringW, GetPrivateProfileIntW, GetFileSize, GetFullPathNameW, CreateFileMappingW, MapViewOfFile, SetFilePointer, SetEndOfFile, UnmapViewOfFile, HeapDestroy, HeapAlloc, HeapFree, HeapReAlloc, SetEnvironmentVariableA, GetProcessHeap, RaiseException, EnterCriticalSection, LeaveCriticalSection, InitializeCriticalSectionAndSpinCount, DeleteCriticalSection, GetModuleFileNameA, GetStartupInfoW, GetFileType, SetHandleCount, ExitProcess, ExitThread, CreateThread, GetCommandLineA, GetSystemTimeAsFileTime, TerminateProcess, UnhandledExceptionFilter, IsDebuggerPresent, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, TlsAlloc, TlsGetValue, TlsSetValue, TlsFree, GetModuleHandleW, SetLastError, IsProcessorFeaturePresent, WriteFile, GetStdHandle

sdlib.dll

HandleClose, BitmapClose, BitmapEnum, BitmapCreate, FileDelFrag, FileMove, BlockClose, FileDestoryPath, FileGetPath, FileClose, FileDumpFrag, FAT32EnumClose, FAT32Enum, FAT32EnumCreate, NTFSEnumClose, NTFSEnum, NTFSEnumCreate, VolumeClose, VolumeCreate

shlwapi.dll

StrStrIW, PathIsDirectoryW

user32.dll

KillTimer

Export table

MapClose

MapCreate

ReportClose

ReportCreate

ReportEnum

ReportEnumInitialize

StateClose

StateCreate

ThreadClose

ThreadCreate

ThreadPauseResume

ThreadStart

ThreadStop

sdcore.dll

By IObit Information Technology (Signed)

Remove sdcore.dll

Version:	2.5.0.4
MD5:	e3c149fa46a1e81548617fc2e46666ed
SHA1:	69a8535842a43f872f92fc13b098d24e635da9ef

Overview

sdcore.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 Smart Defrag 3 published by IObit and Smart Defrag 3 published by IObit. The file is digitally signed by IObit Information Technology which was issued by the VeriSign certificate authority (CA).

Details

File name:	sdcore.dll
Publisher:	IObit
Description:	sdcore
Typical file path:	C:\Program Files\iobit\smart defrag 3\sdcore.dll
File version:	2.5.0.4
Size:	199.78 KB (204,576 bytes)
Build date:	12/31/2013 3:03 AM
Certificate
Issued to:	IObit Information Technology
Authority (CA):	VeriSign
Effective date:	Monday, January 14, 2013
Expiration date:	Sunday, February 14, 2016
Digital DNA
File packed:	No
.NET CLR:	No

More details

Programs

The following programs will install this file

Smart Defrag 3

IObit

25% remove

“Disk fragmentation is generally main cause of slow and unstable computer performance. Smart Defrag 3 helps defragment your hard drive more efficiently and optimize your disk performance. Smart Defrag 3 is a FREE, light, and stable disk defragment tool that provides efficient defragmentation to hard drives for faster file loading and outstanding disk performance. It can work automatically in the background on your PC, keeping hard disk r...”