Should I block it?

98%
Yes, 98% block recommendation.
Possible reasons:
Multiple malware detections
Performance resource utilization

Relationships

m3tpinst.dll

ThirdPartyInstaller Module by Mindspark Interactive Network (Signed)

Remove m3tpinst.dll
Version:   1, 0, 0, 15
MD5:   133d8a31a9c09637a2c1ccbfc35c391d
SHA1:   6420127c565d88fa0eb7c4db13f4e316b426c94f
SHA256:   c9002c9cebb1a2e44baf702e1f1153898e347207a6a79b75c9e83bf517e67f48
Warning 7 antivirus scanners has detected malware.

What is m3tpinst.dll?

My Web Search by the Mindspark Interactive Network is a browser toolbar, part of the Fun Web Products suite of potentially unwanted applications such as Smiley Central, Cursor Mania, Popular Screensavers and others. The toolbar provides access to search engine results and a 404 Error Redirector among other things to your browser. The My Web Search toolbar could slow down your PC and uses cookies to track your web surfing usage and habits.

About m3tpinst.dll (from Mindspark Interactive Network)

MyWebSearch brings together the most comprehensive collection of search tools available to provide you with the information you need when you need it. MyWebSearch allows you to search the web directly

DetailsDetails

File name:m3tpinst.dll
Product name:ThirdPartyInstaller Module
Typical file path:C:\Program Files\mywebsearch\bar\1.bin\m3tpinst.dll
Original name:ThirdPartyInstaller.DLL
File version:1, 0, 0, 15
Product version:2, 3, 0, 0
Size:81.52 KB (83,472 bytes)
Certificate
Issued to:Mindspark Interactive Network
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

MalwareMalware detections

Based on 40+ industry antivirus scanners, 7 of them detected the following malware.
Antivirus engineEngine versionDetection
avast! 6.0.1289.0 Win32:Mywebsearch-Z [PUP]
AVG 2014.0.3629 AdInstaller.FunWeb
Comodo Internet Security 15293 UnclassifiedMalware
eSafe 7.0.17.0 Win32.Toolbar.MyWebS
ESET NOD32 7.8021 Win32/Toolbar.MyWebSearch.I
Norman 7.00.20 Suspicious_Gen2.QQTKI
VIPRE Antivirus 15612 MyWebSearch.J (v) (not malicious)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate N 57.14%
Microsoft Windows XP 42.86%

Distribution by countryDistribution by country

United States installs about 100.00% of ThirdPartyInstaller Module.
Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

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