VersionsVersions

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
Warning 13 antivirus scanners has detected malware in various versions of 4zbar.dll.

Overview

There are 3 versions of 4zbar.dll in the wild, the latest version being 2, 5, 14, 33. It is integrated as a plugin to Internet Explorer as a Browser Helper Object, often without any obvious user interface, and will load for each instance of IE. The average file size is about 689.51 KB. The file is a digitally signed and issued to Mindspark Interactive Network by VeriSign. The programs FromDocToPDF Firefox Toolbar, FromDocToPDF Internet Explorer Toolbar and EasyHomeDecorating Internet Explorer Toolbar have been observed as installing specific variations of 4zbar.dll. The library is loaded into Internet Explorer as a BHO (browser helper object).

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
Certificate
Issued to:Mindspark Interactive Network
Authority (CA):VeriSign
Expiration date:Thursday, July 5, 2012

ResourcesPrograms installed in

(Note, the programs listed below are for all versions of MindSpark Toolbar Platform for Internet Explorer and Firefox.)
Mindspark Interactive Network
  61% remove
FromDocToPDF Firefox Toolbar is a web browser toolbar and extension that modifies the browsers search and home pages as well as delivers contextual based advertising. In order to provide search advert...
Mindspark Interactive Network
  62% remove
FromDocToPDF Internet Explorer Toolbar is a web browser extension that changes the browsers search and home pages as well as delivers. In order to provide search advertising revenue, the software is d...
Mindspark Interactive Network
  64% remove
Functionality of the toolbar includes: - Changing the web browser's default home page to MyWebSearch.com. - Changing the browser's search provider, built-in search box to MyWebSearch.com. - Ability...
Mindspark Interactive Network
  62% remove
ReadingFanatic Firefox Toolbar is a web browser extension that changes the browsers search and home pages as well as delivers. In order to provide search advertising revenue, the software is designed ...
Mindspark Interactive Network
  63% remove
ReadingFanatic Internet Explorer Toolbar is a web browser extension that changes the browsers search and home pages as well as delivers. In order to provide search advertising revenue, the software is...
Mindspark Interactive Network
  61% remove
RadioRage Firefox Toolbar installs is a web browser extension and allows provides users the means to search the Internet with MyWebSearch, a potentially unwanted program that changes and redircts all ...
Mindspark Interactive Network
  62% remove
RadioRage Internet Explorer Toolbar is a web browser extension that changes the browsers search and home pages as well as delivers. In order to provide search advertising revenue, the software is desi...
Mindspark Interactive Network
  66% remove
This is a web browser extension/toolbar that will modify the user's home page and search provider to Ask.com.
Mindspark Interactive Network
  79% remove
Installs a Mindspark toolbar in your Web browser that collects and stores information about your web browsing habits and sends this information to Mindspark so they can suggest services or provide ads...
Mindspark Interactive Network
  75% remove
TelevisionFanatic Internet Explorer Toolbar installs is a web browser extension and allows provides users the means to search the Internet with MyWebSearch, a potentially unwanted program that changes...
Mindspark Interactive Network
  70% remove
Installs a potentailly unwanted Ask.com powered toolbr - "As part of the download process for the Toolbar, you may be given the option to reset your homepage and/or reset your new tab page to an Ask® ...
Mindspark Interactive Network
  66% remove
FindMeFreebies is a Mindspark web browser toolbar that is designed to modify the users search and home pages to Ask.com (or MyWebSearch).
Mindspark Interactive Network
  61% remove
HeroicPlay is a Mindspark web browser toolbar that is designed to modify the users search and home pages to Ask.com (or MyWebSearch).
Mindspark Interactive Network
  62% remove
This toolbar/web browser extension is ad/search-supported that is typically installed as an optional offer, users generally have this bundled with 3rd party software. During setup, this toolbar will m...
Mindspark Interactive Network
  76% remove
Installs a Mindspark toolbar in your Web browser that collects and stores information about your web browsing habits and sends this information to Mindspark so they can suggest services or provide ads...
Mindspark Interactive Network
  78% remove
Installs a Mindspark toolbar in your Web browser that collects and stores information about your web browsing habits and sends this information to Mindspark so they can suggest services or provide ads...
Mindspark Interactive Network
  61% remove
Functionality of the toolbar includes: - Changing the web browser's default home page to MyWebSearch.com. - Changing the browser's search provider, built-in search box to MyWebSearch.com. - Ability...
Mindspark Interactive Network
  67% remove
Functionality of the toolbar includes: - Changing the web browser's default home page to MyWebSearch.com. - Changing the browser's search provider, built-in search box to MyWebSearch.com. - Ability...
Mindspark Interactive Network
  72% remove
Installs a potentailly unwanted Ask.com powered toolbr - "As part of the download process for the Toolbar, you may be given the option to reset your homepage and/or reset your new tab page to an Ask® ...
Mindspark Interactive Network
  68% remove
DailyBibleGuide is a Mindspark web browser toolbar that is designed to modify the users search and home pages to Ask.com (or MyWebSearch).

BehaviorsBehaviors

(Note, the behaviors below are for all versions of 4zbar.dll, select a unique version for details.)
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, 13 of them detected the following malware.
Antivirus engineEngine versionDetectionFile version
avast! 6.0.1289.0 Win32:FunWeb-K [PUP] 2, 5, 3, 20
avast! 8.0.1489.320 Win32:Mindspark-A [PUP] 2, 5, 11, 14
avast! 8.0.1489.320 Win32:Mindspark-A [PUP] 2, 5, 14, 33
AVG 2014.0.3629 AdInstaller.FunWeb 2, 5, 3, 20
AVG 13.0.0.3169 Zango 2, 5, 11, 14
AVG 13.0.0.3169 Zango 2, 5, 14, 33
ESET NOD32 7.8812 a variant of Win32/Toolbar.MyWebSearch.W 2, 5, 11, 14
ESET NOD32 7.8852 a variant of Win32/Toolbar.MyWebSearch.W 2, 5, 14, 33
Kingsoft 2013.4.9.267 Win32.Troj.Undef.(kcloud) 2, 5, 14, 33
Trend Micro HouseCall 9.700.0.1001 TROJ_GEN.F47V0906 2, 5, 14, 33
VIPRE Antivirus 16734 MyWebSearch.J (v) (not malicious) 2, 5, 3, 20
VIPRE Antivirus 21562 MyWebSearch.J (v) (not malicious) 2, 5, 11, 14
VIPRE Antivirus 21888 MyWebSearch.J (v) (not malicious) 2, 5, 14, 33

VersionsAll file variations of 4zbar.dll

MD5SHA-1File size
55bb146847cf8fc07253de6ab20041a9 e77ca95e7ad71424d46a74a40a3f8457a3f03291 695.57 KB
4f9bede2dfc13917d20c3d57e1da9b16 5c5b28cf2242e886dab4cc90744da41e485ccfdc 691.57 KB
0087835a349c537e79583d41252915fb 6554b28247a631100f6eb4f0a77fe7fd6fe191fd 681.39 KB

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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