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, 11, 14
MD5:   4f9bede2dfc13917d20c3d57e1da9b16
SHA1:   5c5b28cf2242e886dab4cc90744da41e485ccfdc
SHA256:   1977888a02feb17afcc4a2b98b0a96c8ebe83e92fd5125d5d8d8f2bba71018d0
Warning 4 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, 11, 14
Size:691.57 KB (708,168 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, 4 of them detected the following malware.
Antivirus engineEngine versionDetection
avast! 8.0.1489.320 Win32:Mindspark-A [PUP]
AVG 13.0.0.3169 Zango
ESET NOD32 7.8812 a variant of Win32/Toolbar.MyWebSearch.W
VIPRE Antivirus 21562 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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