84,488,480 programs installed

Should I remove WxDFast Updater?

What percent of users and experts removed it?
79% remove it21% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #18,541
United States Rank #26,850
Reach 0.0126%
Lifespan of installation (until removal)
< 32.10 days
946.91 days >
Average installed length: 497.53 days

Other programs by Best Application

WxDFast Updater

What is WxDFast Updater?

wxDownload Fast (also known as wxDFast) is a free/open source download manager. WxDFast Updateris a program designed to manage all installed WxDFast programs on the user's PC and check for and update any new versions of the software if available. This service will run in the background when Windows starts and periodically check for updates. Faster downloads using Segmented/Multi-threaded/Accelerated transfers


During setup, the program registers itself to launch on boot through a Windows Schedule Task in order to automatically start-up (this is typically done to avoid any UAC prompts). It adds a Browser Helper Object (BHO) to Internet Explorer. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The main program executable is WxDFast.exe. Typically most users end up uninstalling this just after a few days. The software installer includes 5 files and is usually about 551.88 KB (565,124 bytes). ix_updater.exe is the automatic update component of the software designed to download and apply new updates should new versions be released.
  • Possible malware installed by this program
  • Starts automatically
  • Loads into the web browser
  • Installed as part of a co-bundle
  • The wisdom of the crowd agrees, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in WxDFast Updater.
WxDFast.exe (2096b76b1a5d4e5ce2bcb19c0fada911) has been flagged by the following 7 scanners:
Anti-Virus softwareVersionDetection
Agnitum Outpost 7.1.1 Riskware.GenUpdater
ESET-NOD32 7.9395 Win32/GenUpdater
K7 AntiVirus 13.175.11103 Trojan
K7GW 13.175.11103 Trojan ( 0048e3021 )
Malwarebytes v2013.05.23.05 Trojan.Dropper
MicroWorld-eScan Win32/GenUpdater (ES)
Sophos 4.97 MultiPlug
bhoclass.dll (474a025909c75c607905b9e2cae8a56f) has been flagged by the following 25 scanners:
Anti-Virus softwareSoftware versionDetection
Agnitum Outpost Adware.BHO!yVD1REu4Gy0
Avira AntiVir ADWARE/Adware.Gen
Antiy-AVL AdWare/Win32.BHO
avast! 6.0.1289.0 Win32:Adware-gen [Adw]
AVG Generic5.KKO
Bitdefender 7.2 Application.Generic.408503
Clam AntiVirus WIN.Adware.BHO-65
Comodo Security 15695 UnclassifiedMalware
Emsisoft Anti-Malware Adware.Win32.BHO.axkr.AMN (A)
ESET-NOD32 8157 a variant of Win32/Adware.MultiPlug.B
Fortinet FortiGate Riskware/MultiPlug
F-Secure 11.0.19020.35 Application.Generic.408503
G Data 22 Application.Generic.408503
IKARUS anti.virus T3. not-a-virus:AdWare.Win32.BHO
Jiangmin 16.0.100 Adware/BHO.eax
K7 AntiVirus 9.164.8418 Adware
Kaspersky not-a-virus:AdWare.Win32.BHO.axkr
Malwarebytes PUP.DownloadnSave
McAfee 5.400.0.1158 Artemis!474A025909C7
McAfee-GW-Edition 2012.1 Artemis!474A025909C7
MicroWorld-eScan Application.Generic.408503
NANO AntiVirus Trojan.Win32.MultiPlug.xtbcx
nProtect 2013-03-25.03 Trojan-Clicker/W32.Agent.168448.D
Vba32 AntiVirus AdWare.BHO.axkr
VIPRE Antivirus 16288 Trojan.Win32.Generic!BT
uninstall.exe (2628f4240552cc3b2ba04ee51078ae0c) has been flagged by the following 4 scanners:
Anti-Virus softwareSoftware versionDetection
Baidu-International Adware.Win32.MultiPlug.A
Comodo Security 17071 ApplicUnwnt
ESET-NOD32 8888 Win32/Adware.MultiPlug.A
Fortinet FortiGate Riskware/MultiPlug
ix_updater.exe (886535829d76a50ae0c1b605f4d3883f) has been flagged by the following 4 scanners:
Anti-Virus softwareSoftware versionDetection
Dr.Web Trojan.DownLoad3.7994
ESET-NOD32 8434 Win32/GenUpdater
Malwarebytes Trojan.Dropper.H
NANO AntiVirus Trojan.Win32.DownLoad3.tffii
runtime.dll (ddfdd5f85a5fde5b6b7b9b01643248ef) has been flagged by the following 4 scanners:
Anti-Virus softwareSoftware versionDetection
Baidu-International Trojan.Win32.GenUpdater.gen
Comodo Security 17390 UnclassifiedMalware
ESET-NOD32 9136 Win32/GenUpdater
VIPRE Antivirus 24046 Trojan.Win32.Generic!BT
       View all 44 all detections
WxDFast Updater 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

Installation folder: C:\Documents and Settings\user\Application data\wxdfast
Uninstaller: "C:\ProgramData\WxDFast\WxDFast.exe" /disable /profilepath "C:\ProgramData\WxDFast\profile.ini"
Estimated size: 551.88 KB

Program filesFiles installed by WxDFast Updater

Program executable:WxDFast.exe (Malware detected)
Path:C:\Documents and Settings\user\Application data\wxdfast\WxDFast.exe
Additional files:
  • uninstall.exe
  • (Malware detected) bhoclass.dll - IEPlugin
  • (Malware detected) ix_updater.exe
  • (Malware detected) runtime.dll
  • (Malware detected) WxDFast.exe

Program behaviorsBehaviors exhibited

Internet Explorer BHO
  • bhoclass.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'wxDfast Class' with the class of {E7455600-BAD0-45E7-89D6-CA4C8A0EB9A0} (wxDfast).
2 Scheduled Tasks
  • WxDFast.exe is scheduled as a task named 'OptimizerProUpdaterRefreshTask' (runs daily at 3:35 PM).
  • ix_updater.exe is scheduled as a task named 'TheBflixUpdaterRefreshTask' (runs daily at 00:06).
2 Scheduled Tasks (Boot/Login)
  • WxDFast.exe is automatically launched at startup through a scheduled task named WxDFastUpdaterTask{A0CD443B-80CD-46EF-8460-D8A6A5D8B72F}.
  • ix_updater.exe is automatically launched at startup through a scheduled task named TheBflixUpdaterLogonTask.

Program resource utilizationResource utilization averages

Memory:1.93 MB
21.09 MB average
Total CPU:0.0001348045%
0.031193% average
Kernel CPU:0.00012213%
0.016088% average
User CPU:0.00001267%
0.015104% average
CPU cycles/sec:1,388
8,062,084 average
I/O reads/min:50 Bytes
435.61 KB average

How do I remove WxDFast Updater?

You can uninstall WxDFast Updater 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 WxDFast Updater, 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 WxDFast Updater.
  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 WxDFast Updater you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 60%
Win 7 0%
Scheduled task? Yes
(Runs on Windows boot)
Uninstall it 79%
Keep it 21%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 72.18%
Windows XP 18.55%
Windows Vista 8.47%
Windows 10 0.81%
Which OS releases does it run on?
Windows 7 Home Premium 36.73%
Windows 7 Ultimate 23.27%
Microsoft Windows XP 18.37%
Windows 7 Professional 6.94%
Windows Vista Home Premiu... 4.90%
Windows 7 Starter 3.27%

Distribution by countryGeography

21.56% of installs come from the United States
Which countries install it?
  United States 21.56%
  Iran 14.50%
  Israel 4.09%
  Taiwan 2.97%
  United Kingdom 2.97%
  Brazil 2.60%
  India 2.60%
  Thailand 2.23%
  Indonesia 2.23%
  Canada 2.23%
  Italy 2.23%
  Saudi Arabia 2.23%
  Australia 1.86%
  Singapore 1.49%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 28.74%
Dell 23.95%
Acer 14.37%
Toshiba 8.38%
Samsung 3.59%
ASUS 2.99%
Intel 2.99%
Sahara 2.40%
American Megatrends 1.80%
Lenovo 1.20%
Sony 1.20%
Common models
Dell Inspiron N5010 4.58%
HP Pavilion dv6 Notebook ... 3.82%
HP Pavilion dv7 Notebook ... 3.05%
HP Pavilion g6 Notebook P... 3.05%
Dell Inspiron N5110 2.29%
HP Pavilion dm4 Notebook ... 2.29%


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