Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.8.3.0 5.71%
4.8.3.0 2.86%
4.8.2.77 2.86%
4.8.2.65 8.57%
4.8.2.65 5.71%
4.8.2.0 11.43%
4.8.2.0 2.86%
4.8.2.0 2.86%
4.8.1.0 5.71%
4.8.0.0 2.86%
4.8.0.0 8.57%
4.7.4.0 5.71%
4.7.4.0 2.86%
4.7.4.0 2.86%
4.6.3.0 5.71%
4.6.2.0 2.86%
4.6.2.0 5.71%
4.5.1.0 8.57%
4.5.0.0 2.86%
4.5.0.0 2.86%

Relationships


PE structurePE file structure

Show functions
Import table
kernel32.dll
GetSystemTimeAsFileTime, GetCurrentProcessId, GetCurrentThreadId, GetTickCount, QueryPerformanceCounter, DisableThreadLibraryCalls, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, InterlockedCompareExchange, Sleep, InterlockedExchange, IsProcessorFeaturePresent, DecodePointer, EncodePointer
msvcr100.dll
DllMain
msvcr80.dll
DllMain
msvcr90.dll
DllMain
Export table
qt_plugin_instance
qt_plugin_query_verification_data

qjpeg4.dll

Qt4 by F-Secure Corporation (Signed)

Remove qjpeg4.dll
Version:   4.8.2.77
MD5:   cee36e2f15af6ca362f3e677c2e48439
SHA1:   030e8b824f995c578be844f365e643851b1dca55

Overview

qjpeg4.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by F-Secure Corporation which was issued by the GlobalSign nv-sa certificate authority (CA).

DetailsDetails

File name:qjpeg4.dll
Publisher:Nokia Corporation and/or its subsidiary(-ies)
Product name:Qt4
Description:C++ application development framework.
Typical file path:C:\Program Files\f-secure\imageformats\qjpeg4.dll
File version:4.8.2.77
Size:215.04 KB (220,200 bytes)
Build date:9/18/2013 1:55 AM
Certificate
Issued to:F-Secure Corporation
Authority (CA):GlobalSign nv-sa
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 42.86%
Windows 7 Ultimate 14.29%
Microsoft Windows XP 11.43%
Windows 7 Professional 8.57%
Windows 8 5.71%
Windows 8 Pro 5.71%
Windows 8.1 Pro with Media Center 2.86%
Windows 8.1 2.86%
Windows 7 Home Premium N 2.86%
Windows 8 Pro with Media Center 2.86%

Distribution by countryDistribution by country

United States installs about 47.06% of Qt4.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 27.27%
Dell 22.73%
Hewlett-Packard 15.91%
Lenovo 9.09%
Sony 9.09%
Toshiba 9.09%
Intel 4.55%
Acer 2.27%
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