Should I block it?

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

VersionsAdditional versions

2, 5, 14, 33 25.00%
2, 5, 11, 14 62.50%
2, 5, 3, 20 12.50%

Relationships

4zbar.dll

MindSpark Toolbar Platform for Internet Explorer and Firefox by Mindspark Interactive Network (Signed)

Remove 4zbar.dll
Version:   2, 5, 3, 20
MD5:   0087835a349c537e79583d41252915fb
SHA1:   6554b28247a631100f6eb4f0a77fe7fd6fe191fd
SHA256:   1dbfe2361c84d5841c6ca19024a38d919a1257ef07b45e484c183fc5cbd60856
Warning 3 antivirus scanners has detected malware.

What is 4zbar.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 4zbar.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:4zbar.dll
Publisher:MindSpark
Product name:MindSpark Toolbar Platform for Internet Explorer and Firefox
Description:MindSpark Toolbar Platform
Typical file path:C:\Program Files\videodownloadconverter_4z\bar\2.bin\4zbar.dll
Original name:t8Bar.dll
File version:2, 5, 3, 20
Size:681.39 KB (697,744 bytes)
Certificate
Issued to:Mindspark Interactive Network
Authority (CA):VeriSign
Expiration date:Thursday, July 5, 2012
Digital DNA
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Internet Explorer Browser Helper Object
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects'
  • BHO CLSID: {312f84fb-8970-4fd3-bddb-7012eac4afc9}
Startup files (all users) run once
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce'
  • 'HowToSimplified_8ebar Uninstall' → rundll32 C:\Program Files2\8EUNIN~1.DLL,O -3 uninstalltype="FF"
  • 'FilmFanaticbar Uninstall' → rundll32 C:\Program Files2\PAUNIN~1.DLL,O -3
Internet Explorer toolbars
Located in the registry at 'SOFTWARE\Microsoft\Internet Explorer\Toolbar'
  • CLSID: {48586425-6bb7-4f51-8dc6-38c88e3ebb58}
Internet Explorer web browsers
Located in the registry at 'SOFTWARE\Microsoft\Internet Explorer\Toolbar\WebBrowser'
  • CLSID: {48586425-6BB7-4F51-8DC6-38C88E3EBB58}

MalwareMalware detections

Based on 40+ industry antivirus scanners, 3 of them detected the following malware.
Antivirus engineEngine versionDetection
avast! 6.0.1289.0 Win32:FunWeb-K [PUP]
AVG 2014.0.3629 AdInstaller.FunWeb
VIPRE Antivirus 16734 MyWebSearch.J (v) (not malicious)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 37.50%
Microsoft Windows XP 37.50%
Windows 7 Professional 12.50%
Windows 7 Ultimate 12.50%

Distribution by countryDistribution by country

MU installs about 37.50% of MindSpark Toolbar Platform for Internet Explorer and Firefox.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
GIGABYTE 37.50%
Dell 25.00%
Hewlett-Packard 25.00%
Acer 12.50%
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