Should I block it?

No, this file is 100% safe to run.

Additional versions

3.36	75.00%
3.36	25.00%

(Note, Uniblue Systems publishes each variation of this file with the same version, but the hashes are unique.)

PE file structure

Show functions

Import table

advapi32.dll

AdjustTokenPrivileges, LookupPrivilegeValueW, RegQueryValueExW, RegCreateKeyExW, OpenProcessToken, RegCloseKey

kernel32.dll

Sleep, FormatMessageW, CreateFileW, FindNextVolumeMountPointW, FlushFileBuffers, GetLastError, FindVolumeMountPointClose, FindClose, FindFirstVolumeMountPointW, DeviceIoControl, GetVolumePathNameW, GetFileAttributesExW, GetDiskFreeSpaceExW, CloseHandle, GetVolumeNameForVolumeMountPointW, GetFileInformationByHandle, GetSystemTime, GetVolumeInformationW, DosDateTimeToFileTime, ReadFile, LocalFileTimeToFileTime, GetSystemTimeAsFileTime, GetLogicalDriveStringsW, GetCurrentProcess, SystemTimeToFileTime, GetDriveTypeW, FindNextFileW, FindFirstFileW, GetCurrentThreadId, GetTickCount, QueryPerformanceCounter, DisableThreadLibraryCalls, IsDebuggerPresent, SetUnhandledExceptionFilter, GetCurrentProcessId, UnhandledExceptionFilter, TerminateProcess, InterlockedCompareExchange, InterlockedExchange

msvcr90.dll

DllMain

Export table

AddArrayString

CallShowStatus

ColorizeItem

DeleteItemTree

FragmentCount

GetItemLcn

GetLongPath

GetShortPath

IsFragmented

MatchMask

RunJkDefrag

ShowDiskmap

ShowHex

SlowDown

StopJkDefrag

stristr

stristrW

SystemErrorStr

TreeBiggest

TreeDetach

TreeFirst

TreeInsert

TreeNext

TreeNextPrev

TreePrev

TreeSmallest

jkdefraglib.dll

JkDefrag by Uniblue Systems (Signed)

Remove jkdefraglib.dll

Version:	3.36
MD5:	6b7ae1c11c486403053dda5f7c89814f
SHA1:	553a370cf1adebd933301fd3aef3ea63b23b6b4f

Overview

jkdefraglib.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 MaxiDisk published by Uniblue Systems Ltd, MaxiDisk from Uniblue Systems Ltd and MaxiDisk by Uniblue Systems Ltd. The file is digitally signed by Uniblue Systems which was issued by the VeriSign certificate authority (CA).

Details

File name:	jkdefraglib.dll
Publisher:	J.C. Kessels
Product name:	JkDefrag
Description:	JkDefrag - disk defragmentation and optimization tool
Typical file path:	C:\Program Files\uniblue\maxidisk\jkdefraglib.dll
Original name:	JkDefrag.exe
File version:	3.36
Size:	144.5 KB (147,968 bytes)
Certificate
Issued to:	Uniblue Systems
Authority (CA):	VeriSign
Expiration date:	Wednesday, June 5, 2013
Digital DNA
PE subsystem:	Windows GUI
File packed:	No
Code language:	Microsoft Visual C++ 9.0
.NET CLR:	No

More details

Programs

The following programs will install this file

MaxiDisk

Uniblue Systems Ltd

20% remove

“MaxiDisk offers a number of features related to the performance of your hard drives. It helps in gaining extra disk space by detecting and removing Junk files and old Windows backups that might not be needed any longer. To gain further disk space, the file compression feature scans for those files in your user profile that are taking up the most space, and compresses them into smaller files at the click of a button. The disk defragmenta...”