84,488,480 programs installed

Should I remove Webfuii?

What percent of users and experts removed it?
80% remove it20% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #32,224
United States Rank #48,704
Reach 0.0041%
Lifespan of installation (until removal)
< 5.86 days
172.75 days >
Average installed length: 90.77 days


2014.03.26.014722 2.47%
2014.03.24.230407 1.23%
2014.03.21.002705 2.47%
2014.03.18.234906 2.47%
2014.02.26.045520 17.28%
2014.02.21.093413 2.47%
2014.02.15.004422 1.23%
2014.02.13.012613 2.47%
2014.02.11.223523 2.47%
2014.02.10.054124 2.47%
2014.02.05.221108 13.58%
2014.01.29.231828 4.94%
2014.01.28.010740 2.47%
2014.01.16.003233 7.41%
2014.01.10.201400 6.17%
2013.12.07.011955 22.22%
2013.11.22.002525 6.17%


What is Webfuii?

This is an adware web browser extension that will display advertisements within a user's browser. Once installed the software will add a number of unwanted features to the web browser including inline text and multi-site searching, comparison shopping, related search results, additional offers and coupons as well as website ratings and reviews. It does this by analyzing the content of the web pages the user is visiting as well as tracking the URLs and navigation. Additionally Webfuii will add features as desired after install through its 'auto-enabled updater' which runs as a Windows service.

From the Terms: "Webfuii content includes advertisements... User info is collected and shared for ad relevance and other purposes. The Software provides a suite of browser features that customize and enhance your interaction with various websites by rendering graphics, text, or other functional or interactive content in your browser. Such features include, without limitation, tools and applications for search, text referencing, video, social media, website ratings and reviews, coupons, and comparison shopping for various products and services, including travel and insurance. The Software is supported by various types of advertising, including, without limitation, search, banner, text link, transitional, interstitial and full page ads. Ads and features that appear on websites by using the Software are not associated with or endorsed by any underlying websites. Some Software features and ad placements may contain links to further information or disabling instructions (e.g. "About this Ad")."

About  (from Yontoo Technology)

The Software provides a suite of browser features that customize and enhance your interaction with various websites by rendering graphics, text, or other functional or interactive content in your browser. Such features include, without limitation, toolbars and applications for providing enhanced search results, browsin...  Read more
  • Malware detected in the program
  • Integrates into the web browser
  • Installs a Windows Service
  • Typically distributed through a pay-per-install bundle
  • Injects advertisements unassociated with the underlying web page
  • This program has a poor reputation
  • The experts agree, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in Webfuii.
WebfuiiBHO.dll (ae2367548baff7ebbd270348caec0eae) has been flagged by the following 9 scanners:
Anti-Virus softwareVersionDetection
Antiy-AVL AdWare/Win32.Agent
Comodo Security 17498 Application.Win32.Altbrowse.AK
Dr.Web Adware.Plugin.100
ESET-NOD32 8.9190 a variant of Win32/BrowseFox.F
IKARUS anti.virus t3scan.2.2.29 not-a-virus:AdWare.Win32.Agent
Jiangmin KV140110 Adware/Agent.izz
Kaspersky not-a-virus:AdWare.Win32.Agent
NANO AntiVirus Riskware.Win32.Agent.cqsznp
Vba32 AntiVirus AdWare.Agent
updateWebfuii.exe (3650a621e552e6100fd4d54ec3866228) has been flagged by the following 13 scanners:
Anti-Virus softwareSoftware versionDetection
AVG Generic.3D7
AVware Yontoo (fs)
Baidu-International Adware.Win32.BrowseFox.BH
ESET-NOD32 10181 a variant of Win32/BrowseFox.H
IKARUS anti.virus T3. PUA.BrowseFox
K7 AntiVirus 9.181.12898 Trojan ( 0049c6b61 )
K7GW 9.181.12898 Trojan ( 0049c6b61 )
Malwarebytes PUP.Optional.Webfuii.A
McAfee Artemis!3650A621E552
McAfee-GW-Edition 2013 Artemis!3650A621E552
Sophos 4.98.0 BrowseSmart
TrendMicro-HouseCall 9.700.0.1001 Suspicious_GEN.F47V0727
VIPRE Antivirus 31772 Yontoo (fs)
       View all 22 all detections
Webfuii has been found to be bundled with 3rd party software. If you have not purposefully installed this, you should be safe uninstalling it.

Program detailsProgram details

Displayed publisher: Webfuii
URL: webfuii.com/support
Help link: mailto:[email protected]
Installation folder: C:\Program Files\Webfuii
Uninstaller: C:\Program Files\Webfuii\Webfuiiuninstall.exe
Estimated size: 551.56 KB

Program filesFiles installed by Webfuii

Program module:WebfuiiBHO.dll (Malware detected)
Path:C:\Program Files\Webfuii\WebfuiiBHO.dll
Additional files:
  • (Malware detected) WebfuiiBHO.dll - Webfuii
  • 7za.exe (by Igor Pavlov) - 7-Zip (7-Zip Standalone Console)
  • updateWebfuii.exe
  • WebfuiiUninstall.exe

Program behaviorsBehaviors exhibited

Internet Explorer BHO
  • WebfuiiBHO.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Webfuii' with the class of {6e911b4f-caac-45b4-8e2d-4b79b2b92a07}.
  • updateWebfuii.exe runs as a service named 'Update Webfuii' (Update Webfuii).

How do I remove Webfuii?

You can uninstall Webfuii from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Webfuii, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Webfuii.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by Webfuii you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 53%
Win Vista (SP2) 2%
Windows Service? Yes
(Installs a service)
Uninstall it 80%
Keep it 20%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 61.73%
Windows 10 25.93%
Windows XP 9.88%
Windows Vista 2.47%
Which OS releases does it run on?
Windows 7 Home Premium 31.25%
Windows 7 Ultimate 23.75%
Microsoft Windows XP 8.75%
Windows 8.1 Pro 7.50%
Windows 8.1 6.25%
Windows 7 Professional 5.00%

Distribution by countryGeography

28.74% of installs come from the United States
Which countries install it?
  United States 28.74%
  United Kingdom 11.49%
  France 6.90%
  India 3.45%
  Italy 3.45%
  Canada 3.45%
  Australia 3.45%
  Egypt 2.30%
  Greece 2.30%
  Belgium 2.30%
  DZ 2.30%
  AO 1.15%
  Brazil 1.15%
  Finland 1.15%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Acer 18.75%
Hewlett-Packard 17.19%
ASUS 15.63%
Dell 9.38%
Samsung 7.81%
Toshiba 7.81%
Intel 3.13%
Lenovo 3.13%
Medion 1.56%
MSI 1.56%
Common models
HP Pavilion g6 Notebook P... 8.20%
Gigabyte G31M-ES2L 4.92%
Dell Inspiron 3520 3.28%
Acer Aspire V3-571G 3.28%
TOSHIBA Satellite L670 1.64%

About Yontoo Technology

Yontoo, a subsidiary/alias of ad-hijacker Sambreel, is a publisher of ad-supported web browser extensions designed to inject and display advertisements within the browser.
Publisher URL: www.yontoo.com


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