Should I block it?

No, this file is 100% safe to run.

Additional versions

4.8.2.0	36.36%
4.8.2.0	9.09%
4.8.1.0	18.18%
4.6.3.0	18.18%
4.6.0.0	9.09%
4.5.0.0	9.09%

Relationships

PE 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

msvcp100.dll

DllMain

msvcp90.dll

DllMain

msvcr100.dll

DllMain

msvcr90.dll

DllMain

qtcore4.dll

DllMain

QtXmlPatterns4.dll

Qt4 by Logitech (Signed)

Remove QtXmlPatterns4.dll

Version:	4.6.3.0
MD5:	4292be540dea4f147edf2e27847ba915
SHA1:	afa1bdff59fad2689cfb91a806cf2f26db18338d
SHA256:	ed47af11a17a98622a343b60ddc0a1bd64a728ade9d8d682109f53a0d303e480

Overview

qtxmlpatterns4.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 Promethean Applications Launcher published by Promethean Ltd, SimUText from SimBiotic Software and SimUText by SimBiotic Software. The file is digitally signed by Logitech which was issued by the VeriSign certificate authority (CA).

Details

File name:	qtxmlpatterns4.dll
Publisher:	Nokia Corporation and/or its subsidiary(-ies)
Product name:	Qt4
Description:	C++ application development framework.
Typical file path:	C:\Program Files\logitech\lws\webcam software\qtxmlpatterns4.dll
File version:	4.6.3.0
Size:	2.41 MB (2,530,816 bytes)
Certificate
Issued to:	Logitech
Authority (CA):	VeriSign
Effective date:	Wednesday, April 27, 2011
Expiration date:	Saturday, April 27, 2013
Digital DNA
PE subsystem:	Windows GUI
File packed:	No
Code language:	Microsoft Visual C++ 9.0
.NET CLR:	No