82,399,351 programs installed

Should I remove Key?

What percent of users and experts removed it?
75% remove it25% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
United States Rank #39,450
Reach 0.0012%
Lifespan of installation (until removal)
< 32.25 days
147.40 days >
Average installed length: 77.45 days


VersionDistribution 100.00%

Key Version

What is Key?

This adware (AKA WinCheck, CMI, ConvertAd) is an ad Injector that is typically bundled with unwanted software offers. This particular ad injector is an unwanted software program that is deceptive, difficult to remove as well as impacts the security of the user's privacy and computer health. It also displays intrusive advertisements in the browser which promote and trick users into installing other unwanted adware or malware. The program, which runs as a startup process in the background works by injecting into the browser ads on web pages that either do not normally appear or by replacing existing ads that are part of the existing site with ads from different companies with low quality offerings as well as malware. It works by monitoring and intercepting the user's web browser connections and injecting new content before the browser serve it up.


During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC. The primary executable is named bnsqc813.exe. A majority of users end up uninstalling this less than a week of it being installed.
  • Malware detected in the program
  • Starts automatically
  • Displays unwanted advertisements
  • The experts agree, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in Key.
bnsqc813.exe (cbdc374bc19e989e3c04bfd209a57b0e) has been flagged by the following 13 scanners:
Anti-Virus softwareVersionDetection
Lavasoft Ad-Aware 663 Adware.Generic.1212333
ALYac Adware.Generic.1212333
AVG 2016.0.3141 Generic_r
Avira ADWARE/ClickMeIn.277504
Baidu-International PUA.Win32.Agent.81
Bitdefender Adware.Generic.1212333
Dr.Web Adware.ClickMeIn.460
Emsisoft Anti-Malware Adware.Generic.1212333
F-Secure 11.2015-13-04_2 Adware.Generic.1212333
G Data 15.4.25 Adware.Generic.1212333
MicroWorld-eScan Adware.Generic.1212333
Symantec 4/13/2015 rev. 2 WS.Reputation
TrendMicro-HouseCall 7.2.103 TROJ_GEN.R0C1H09CT15
       View all 13 all detections

Program detailsProgram details

Installation folder: C:\users\user\appdata\local\4c4c4544-1426617170-5010-8039-b8c04f4a3432
Uninstaller: "C:\users\user\appdata\Local\4C4C4544-1426617170-5010-8039-B8C04F4A3432\uninstall.exe"

Program filesFiles installed by Key Version

Program executable:bnsqc813.exe (Malware detected)
Additional files:
  • Uninstall.exe

Program behaviorsBehaviors exhibited

Startup File (All Users Run)
  • bnsqC813.exe is loaded in the all users (HKLM) registry as a startup file name 'WinCheck' which loads as C:\users\user\appdata\Local\4C4C4544-1426617170-5010-8039-B8C04F4A3432\bnsqC813.exe.

How do I remove Key?

Quickly and completely remove Key Version from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Download "Should I Remove It?", it's FREE!Remove Key Version from your computer.
Or, you can uninstall Key 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Key Version, click it, and then do one of the following:
    • Windows Vista/7/8: 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 Key.
  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.
Scan your PC for malware
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Win 7 (SP1) 65%
Win 8 35%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 75%
Keep it 25%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 64.71%
Windows 8 35.29%
Which OS releases does it run on?
Windows 7 Home Premium 29.41%
Windows 8.1 23.53%
Windows 7 Ultimate 17.65%
Windows 7 Professional 11.76%
Windows 7 Home Basic 5.88%
Windows 8 Pro 5.88%

Distribution by countryGeography

73.53% of installs come from the United States
Which countries install it?
  United States 73.53%
  Germany 5.88%
  Brazil 2.94%
  Colombia 2.94%
  France 2.94%
  Mexico 2.94%
  Russia 2.94%
  Thailand 2.94%
  Turkey 2.94%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 35.29%
Acer 29.41%
Dell 11.76%
Lenovo 11.76%
ASUS 5.88%
Common models
LENOVO Lenovo H320 6.25%
LENOVO 20202 6.25%
HP Pavilion TS Sleekbook ... 6.25%
HP Pavilion dv6 Notebook ... 6.25%
HP Pavilion 17 Notebook P... 6.25%
HP G62 Notebook PC 6.25%


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