Completely Get Rid of VirTool:MSIL/Obfuscator.BI

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Research on VirTool:MSIL/Obfuscator.BI Virus

There is no denying that Trojan is a malicious items in the Internet world, while few users could find out the VirTool:MSIL/Obfuscator.BI is a Trojan which can serve as a poisons for each PC. VirTool:MSIL/Obfuscator.BI will not directly show as its real feature. Instead, it disguises itself as a normal application or document, such as txt, exe, html, or even jpg. People will not open it under normal circumstances and ignore it in the corners of your PC because they take it as a file belongs to system, which will help system run. So it will be silently running without your notice.

VirTool:MSIL/Obfuscator.BI is good at disguising itself so that no one will detect it and remove it. And its pure objective is not just for fun, but for money. How does it do that? There are generally two ways, one is direct to elicit money from you, and the other is to make profits by your information.

For the former, VirTool:MSIL/Obfuscator.BI will encrypt your documents so that you could not open and you have to buy the password. In this case, if the documents is important to you, you can’t refuse the chances provided. But for the latter, it just serves as a tool for virus and hackers and makes ways for them to get inside and control your whole system. Both are very dangerous, and repulsive.

Therefore, we will recommend you to remove VirTool:MSIL/Obfuscator.BI. If you have no idea how to conduct it, please refer to the following removal guides.

VirTool:MSIL/Obfuscator.BI Is Threatening Everything on Your Computer:

1. It is a dangerous infection which can alter settings on your computer without any notice.
2. It can install PUP to display endless pop-up ads on your browser.
3. It can help hijacker control your browser and change the original search and homepage.
4. It can download other computer infections when your Internet is connected.
5. It can make you sustain poor PC performance such as sluggish operations and BSOD.
6. It can be used by Spyware to collect your financial data and send them for hackers.

VirTool:MSIL/Obfuscator.BI Removal Tutorial

First Method – Manually Remove VirTool:MSIL/Obfuscator.BI (For Users with Expert Skills)

Second Method – Automatically Remove VirTool:MSIL/Obfuscator.BI Quickly and Safely (Easy For All Computer Users)

First Method – VirTool:MSIL/Obfuscator.BI Manual Removal

Step 1 – End VirTool:MSIL/Obfuscator.BI process in Task Manager.

1. Press “Ctrl+ Shift + Esc” keys to call out Windows Task Manager
2. Click Processes > find VirTool:MSIL/Obfuscator.BI process or suspicious processes and select End process.
remove VirTool:MSIL/Obfuscator.BI virus

Step 2 – Uninstall VirTool:MSIL/Obfuscator.BI and suspicious programs from Control Panel.

Windows 10 : Click Start Menu >> Click All Apps >> Find out VirTool:MSIL/Obfuscator.BI and other unwanted programs, then right-click on it and select Uninstall:
get rid of VirTool:MSIL/Obfuscator.BI

delete VirTool:MSIL/Obfuscator.BI

Windows 8
  • Move the mouse to the lower-left corner of the screen and clicking the Start button;
  • Type “control panel” in search box and then click Control Panel.
  • Find VirTool:MSIL/Obfuscator.BI and unwanted programs >> click Uninstall

VirTool:MSIL/Obfuscator.BI removal

how do i remove VirTool:MSIL/Obfuscator.BI
Win 7 / Vista / XP
  • Click Start button >> click Control Panel in Start Menu
  • Click Uninstall a program to open Programs and Features
  • Find VirTool:MSIL/Obfuscator.BI and unwanted programs >> click Uninstall


how can i get rid of VirTool:MSIL/Obfuscator.BI
how do i delete VirTool:MSIL/Obfuscator.BI

Step 3 Remove VirTool:MSIL/Obfuscator.BI and related extensions / add-on on web browser.

Google Chrome:
Click the Chrome menu on the browser toolbar >> click Tools >> click Extensions >> Click the trash can icon to remove VirTool:MSIL/Obfuscator.BI and unwanted extensions

Internet Explorer:
Open Internet Explorer >> click Tools button >> click Manage add-ons >> Remove or Disable the VirTool:MSIL/Obfuscator.BI and related add-on

Mozilla Firefox:
Click the menu button on firefox >> click Add-ons >> select the Extensions or Appearance panel >> remove VirTool:MSIL/Obfuscator.BI and unwanted or unknown extensions

Microsoft Edge:
This browser do not have extensions or add-on sections, you just need to reset homepage and search engine to remove hijacker installed by VirTool:MSIL/Obfuscator.BI :

1. Set your homepage page on Microsoft Edge to remove hijacker virus.

  • Select More (…) on the address bar, then Settings
  • Under Open with, select A specific page or pages
  • select Custom to enter the URL of page you want to set as homepage

2 . Set your default search engine to remove search redirect virus.

  • Select More (…) on the address bar, then Settings
  • Click View advanced settings
  • Click <Add new> under “Search in the address bar with”, then input the search engine you like
  • Now select the search engine you like and click Add as default

Step 4 Remove VirTool:MSIL/Obfuscator.BI related registry files in Registry.

  • Press Win + R keys together to open Run window
  • Type “regedit” and click OK
  • Find out all related registry files of VirTool:MSIL/Obfuscator.BI:

HKEY_CURRENT_USERSoftwareMicrosoftInternet ExplorerMain “Default_Page_URL”
HKEY_LOCAL_Machine\Software\Classes\[adware name]
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “.exe”
HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\random
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ’0

Second Method – VirTool:MSIL/Obfuscator.BI Automatic Removal

Step 1 – Scan your computer with SpyHuner Malware Scanner and remove VirTool:MSIL/Obfuscator.BI and other threats:

If you are not a advanced PC users with rich experience and knowledge on handling PC virus, we highly recommend you to use SpyHunter Malware Scanner to get rid of VirTool:MSIL/Obfuscator.BI with ease and without risk.
– Click the button below to Download SpyHuner Malware Scanner safely:
Note : Your browser may display a fake warning This type of file can harm your computer. Do you want to keep Download_Spyhunter-Installer.exe anyway?”. It is a bogus message generated by the VirTool:MSIL/Obfuscator.BI virus. Just ignore it and click Keep button to save the file.
*If you want to uninstall it, follow steps on this guide: Guide to Uninstall SpyHunter / RegHunter. Free version of SpyHunter provides unlimited free scans and detection. After it detects malicious files, processes and registry entries, you can manually locate and remove them on your own; or you can purchase its full version to remove the virus automatically. Meanwhile, the full version of SpyHunter will offers you unlimited one-on-one professional help for any malware related issue by its official PC expert.)


– Now double-click SpyHunter-Installer.exe to install it:
quickly remove VirTool:MSIL/Obfuscator.BI
how can i remove VirTool:MSIL/Obfuscator.BI virus
VirTool:MSIL/Obfuscator.BI removing guide
Now click Star New Scan and click Scan Computer Now to detect VirTool:MSIL/Obfuscator.BI and related viruses.
VirTool:MSIL/Obfuscator.BI complete removal
Once it completes the scan, click Fix Threats to remove VirTool:MSIL/Obfuscator.BI and other viruses.
VirTool:MSIL/Obfuscator.BI quick removal

Step 2 Run RegHunter to Fix Registry Error and Security Bugs Caused by VirTool:MSIL/Obfuscator.BI.

To prevent VirTool:MSIL/Obfuscator.BI coming back after system restart, you need to recover your Registry to healthy status and fix all the security bugs / exploits caused by VirTool:MSIL/Obfuscator.BI. But please note that Registry is one of the most complicated and import section to a system, we should always be carefully while having any operations in it. Therefore, if you are not a computer expert, it’s wise to use a reliable tool to help you fix the Registry and security bugs automatically. Our tech team has tested different Registry fixer and system optimizer, and ranked RegHunter as the best tool which can help users fix all the system errors including Registry error, BSOD error and system crash. Download it to recover your PC to the best status with top performance.


– Click the button below to donwload RegHunter System Optimizer:
Note : Your browser may display a fake warning “ This type of file can harm your computer. Do you want to keep Download_Reghunter-Installer.exe anyway?”. It is a bogus message generated by the VirTool:MSIL/Obfuscator.BI virus. Just ignore it and click Keep button to save the file.
* If you want to remove it, follow steps in this guide: Guide to Uninstall SpyHunter / RegHunter. Free version of RegHunter provides unlimited free scans and detection. After it detects corrupted registry files and system errors files, you can follow the scan results to manually replace them with healthy files copied from healthy PC on your own; or to purchase its full version to automatically fix the Registry and errors with ease. Meanwhile, the full version of RegHunter will offers you great features to optimize your system performance.


Now double-click RegHunter-Installer.exe to install it
VirTool:MSIL/Obfuscator.BI removal steps
– Click “Scan for Registry Errors Now” to detect corrupted files and fix all errors caused by VirTool:MSIL/Obfuscator.BI:
completely get rid of VirTool:MSIL/Obfuscator.BI
– Click “Repair All Errors” to fix Registry and optimize system performance:
quickly remove VirTool:MSIL/Obfuscator.BI


Step 3 (Optional) Run Avast Internet Security (100% Free Version) to re-check your PC and protect your privacy:

Tips on Prevent Virus and Malware Such as VirTool:MSIL/Obfuscator.BI
If you want to keep your PC from all kinds viruses and malware active online, you need to always follow these rules while using your PC:
1. Always choose Custom Installation while installing freeware so that you can deselect unwanted options or cancel unauthorized change;
2. Always scan attachments in emails before you open it; never open any attachment or click links on emails which you do not know if it is safe;
3. Do not visit any porn website because most of porn websites embedded with malicious codes from cyber criminal;
4. Always scan torrent files and other files downloaded from third party website before you open them;
5. Never update any of your software from third party website; make sure the software update alert appearing on your screen is from official website;

6. Do not click ads (e.g. “Ads by “, “Ads brought by “, “Ads powered by “, etc. ) which do not belong to the websites you visit.


This article should NOT be mistaken for being associated in any way with the promotion or endorsement of malware. The purpose of this article is to inform readers on the detection and removal of malware and should not be taken out of context for purposes of associating this website with malware, All information provided on this article is “as is” for educational purpose only.