Backdoor:MSIL/Orcus.A!bit threat description & Removal Guide

Backdoor:MSIL/Orcus.A!bit is a dangerous Trojan malware infection created by cybercriminals with motive of making money online through illegal and fraudulent methods. This dubious infection is a sneaky piece of threat which is able to attack all versions of Windows PC. However older versions like XP/Vista and Windows 7 are more vulnerable to this infection because of stopped security support. It is very important to keep your Operating system and other programs up to date to avoid any malicious threat like Backdoor:MSIL/Orcus.A!bit. Keep in mind that only download updates from official sites and avoid pirated software to keep your computer safe.

What is Backdoor:MSIL/Orcus.A!bit

Backdoor:MSIL/Orcus.A!bit is a kind of computer menace that secretly intrude the targeted machine and enjoys to control the compromised system remotely. It is a violent Trojan malware that is ready to intrude any Windows computer and keep hidden for an extended time while not being detected. It can change its name to disguise its presence on your PC which is why most of the security programs fails to detect it soon enough before it causes any severe problem. Users don’t usually find out about Backdoor:MSIL/Orcus.A!bit virus until it start doing its evil work. It is very important that if you suspect the presence of this infection on your machine, you must check your system thoroughly and remove it properly to avoid any serious altercations in future.

Threats like Backdoor:MSIL/Orcus.A!bit virus can be very dangerous not only to the infected system but for the user as well. In today’s modern era, everybody likes to store their private and sensitive information on their PC for safe keeping and simple access. If anyhow your computer get hacked or attacked by a nasty Trojan malware that can destroy your important files and transmit your personal information to hackers.

Backdoor:MSIL/Orcus.A!bit virus is programmed to collect personal details of the user like social media login passwords, credit card number, IP address etc. by tracking browsing history and recording keystrokes. It is very significant threat because it carry out a very sophisticated attack on the victimized machine from multiple sides. This nasty Backdoor:MSIL/Orcus.A!bit virus will start a series of malicious activities that will completely destroy your computing experience. The working of each explicit Trojan virus is completely different and fully depends on why it was created, however they all have some quite common qualities.

Issues caused by a typical Trojan virus

• Sneak into the targeted computer without users’ permission.
• Redirect your browser on malicious sites and show annoying pop-ups.
• Steal your passwords and use keylogger to record your keystrokes.
• Collect your personal and sensitive information and share with hackers.
• Disable your antivirus in addition to firewall to make system more vulnerable.
• It can Install other threats and malware on your system secretly.
• Show fake tech support pop-up that can lure you into scam.
• It can allow hackers to remotely access your system without permission.

Backdoor:MSIL/Orcus.A!bit : Threat Analysis

Name	Backdoor:MSIL/Orcus.A!bit
Type	Trojan
Threat Level	High (source to distribute other harmful threats).
Symptoms	Slow PC, unresponsive programs, unexpected errors, fake pop-ups, browser redirection.
Distribution	It could be distributed through spam emails, bundled freeware, porn or torrent sites.
Damage	Steal personal data, corrupt files, bring other threats and give remote access to hackers.
Removal	Download SpyHunter 5 Anti-Malware

Backdoor:MSIL/Orcus.A!bit intrude your PC silently

Backdoor:MSIL/Orcus.A!bit virus can get into your system through various different tricks. Hackers use lots of different methods to hook for new victims. Your PC can get this malware as an attachment to spam emails, sent by hackers with fake names. These emails may look genuine such as credit card bill, phone bill, bank statements and so on. Most of the users fall for this and don’t check the sender email address of other information. Opening such emails, downloading attachments and opening them without scanning can infect your PC.

This noxious Trojan malware is also being spread bundled with free third party programs, shareware, cracked software, illegal patches and fake updates. Apart from this, Backdoor:MSIL/Orcus.A!bit virus can also infect your machine when you visit malicious websites, porn or torrent sites, click on misleading ads or share files on unsafe websites. You can see this virus can easily sneak into your machine using any of these tricks and you won’t even notice until it start creating problems.

Removal tips for Backdoor:MSIL/Orcus.A!bit virus

Finding Backdoor:MSIL/Orcus.A!bit virus manually could be a hectic job no matter how trained you are because it keep changing its location and file name. It can also spread its copies at different location with different names. This notorious threat could also create new registry files to get back on your machine in case if it get deleted anyhow, so for the permanent removal of this Backdoor:MSIL/Orcus.A!bit virus you must remove all its associated files. It not only endanger your system security but also put your privacy at risk. So it is better if you remove this infection from your system as soon as you find out its presence. We have created a very detailed and step-by-step informative guide to help your Remove Backdoor:MSIL/Orcus.A!bit virus completely and safely from your system.

Automatic Backdoor:MSIL/Orcus.A!bit Removal Guide

As you already know that, Backdoor:MSIL/Orcus.A!bit is a notorious and cunning malware which is not hard to remove easily by any user through manual means. This virus can keep coming back on the infected computer through files and shortcuts or settings that it has already created on your machine. Removing all those at once is the only way to get rid of this infection and stop it from getting on your system ever again.

So the best way to remove Backdoor:MSIL/Orcus.A!bit effectively is to use a powerful Automatic Removal Tool and save your time and efforts. This software is a well trusted and very powerful anti-malware program which can detect all hidden threats like Trojan, Ransomware, Worms, Spyware, Rootkits and many others. It also provides 24X7 customer support and one-on-one Spyware HelpDesk support for Custom Malware removal. Advanced System Guard feature detects and remove threats in real time. It has a very User-Friendly Interface and regular Malware updates make it most effective against latest malware attacks.

How SpyHunter 5 Anti-Malware Works

• First you need to click on below download button to get the software.

Geek’s Recommendation

Some time threats like Backdoor:MSIL/Orcus.A!bit keep getting back on the machine, if all associated files are not removed. So you are advised to use a powerful Malware Removal Tool to run a thorough scan of your PC and delete all threats at once.

Compatible with: Windows 11/10/8/7 (32 Bit and 64 Bit)

• Then double-click on installer you downloaded to install the program.

• Launch Anti-Malware application and Start Scan Now of your PC.

• Software will scan your PC all hidden threats and viruses on your system.

• Click on Next button to see results and delete Backdoor:MSIL/Orcus.A!bit and other threats.

Manual Backdoor:MSIL/Orcus.A!bit Removal Guide

Start PC in safe mode with networking

• Press Windows Key + R buttons together on keyboard.
• Type msconfig in the Run Box then click OK button.
• Click on Boot tab then System configuration window will appear.
• Choose Safe Boot, check network box, Click Apply and press OK button.

Kill Malicious Process From Task Manager

• Press Windows Key + R buttons together on keyboard.
• Type taskmgr in Run Box and then click OK button.
• Find Backdoor:MSIL/Orcus.A!bit related or any malicious process.
• Now right click on it then click End process.

How To Uninstall Backdoor:MSIL/Orcus.A!bit from Windows PC

• First of all Press Windows Key + R buttons together.
• Type appwiz.cpl in the Run Box and then click OK button.
• Now Programs and Features windows will appear on screen.
• Find and remove all Backdoor:MSIL/Orcus.A!bit related or malicious programs.

Remove Virus related Windows Registry entries

• Press Windows Key + R buttons together on keyboard.
• Type taskmgr in Run Box and then click OK button.
• Registry Editor will open, then press CTRL +F buttons together.
• Now type Backdoor:MSIL/Orcus.A!bit and then click on Find Next button.
• Find all the related entries and delete them one by one

Warning : Meddling with Windows Registry files might not be a good idea if you don’t have advanced knowledge about registry files. Deleting wrong file can break down your entire system. Proceed at your own risk, or just skip this step. You can choose the Automatic Removal method and avoid all the problems.

Remove Backdoor:MSIL/Orcus.A!bit From MacOS

Stop Malicious Program From Activity Monitor

• First you need to open Utilities folder on your Mac system.
• Find the Activity Monitor icon and double-click on it to open.
• Find Backdoor:MSIL/Orcus.A!bit related process, click cross button from upper left side corner to end task.
• A pop-up dialogue box will appear on screen, click on Force Quit button.

Remove Backdoor:MSIL/Orcus.A!bit From Application Folder

• First go to Dock option (bottom of your screen) then click on Finder App.
• Now you have to open the Applications Folders to see all the programs.
• Find Backdoor:MSIL/Orcus.A!bit or any other unwanted program then move it to Trash.

Remove Backdoor:MSIL/Orcus.A!bit From Browser

Most of the time, threats like this make several changes to the browser which help it to track victims’ online activities. It is important to completely remove Backdoor:MSIL/Orcus.A!bit from browser or it may come back. Follow below steps remove this infection your browser.

Delete Malicious Extensions From Browser

Many spyware now has the browser hijacking capabilities to show ads, offers, alerts, notifications or stealing personal information of the victim. Follow below steps to remove malicious extension from your browser.

Remove Backdoor:MSIL/Orcus.A!bit From Google Chrome

Note : Type or copy-paste – chrome://extensions in the URL bar of Google Chrome then press ENTER button to open extensions page directly or follow below steps.

• Open Google Chrome browser, click the Menu (⋮) option from upper right corner.
• Select More tools then click on Extensions option to find all installed Extensions on chrome.
• Choose Backdoor:MSIL/Orcus.A!bit related extensions then click the trash can icon to remove completely.

Remove Backdoor:MSIL/Orcus.A!bit From Mozilla Firefox

Note : Type or copy-paste – about:addons in URL bar Firefox then hit ENTER button to open extensions page directly or follow below steps.

• Open Mozilla Firefox browser, click on Menu (☰) option from upper right corner.
• Select Add-ons option from drop down menu the list.
• Choose Extensions option to see all installed extensions on your browser.
• Choose Backdoor:MSIL/Orcus.A!bit related extensions then click on Remove button.

Remove Backdoor:MSIL/Orcus.A!bit From Microsoft Edge

• Open MS Edge browser, click on More Tools (⋮) option from upper right corner.
• Select Extensions option from drop down menu to see extensions on your browser.
• Choose Backdoor:MSIL/Orcus.A!bit related extensions then click on Uninstall button to remove it.

Remove Backdoor:MSIL/Orcus.A!bit From Apple Safari

• Open Safari browser then tap on Preferences option from Safari menu.
• Open the Extensions tab, find Backdoor:MSIL/Orcus.A!bit related extensions then click Uninstall button.
• Finally again click the Uninstall button to remove the extension completely.

Remove Backdoor:MSIL/Orcus.A!bit From Internet Explorer

• Open Internet Explorer then click on Menu option from upper right corner.
• Select manage Add-ons option from drop down list to see installed extension.
• Find Backdoor:MSIL/Orcus.A!bit related extensions and click on Disable button to remove it.

Reset Browser Setting to Default

Once you remove Backdoor:MSIL/Orcus.A!bit from your browser, you might want to reset browser to default settings to reset any changes made by virus. Follow below steps for that :

Reset Google Chrome Web Browser

• Open Google Chrome, click on Menu (⋮) then select settings option.
• On Settings page, scroll down to bottom, click Show Advanced settings option.
• From Reset and clean up click on Restore settings to their original defaults.
• Finally click on Reset Settings button to reset your chrome browser.

Reset Mozilla Firefox Browser

• Open Mozilla Firefox browser, click on Menu (☰) option and select (?) icon.
• Click on Troubleshooting Information option from drop down menu.
• Then press the Refresh Firefox button and give confirmation.

Reset MS Edge Browser

• Open MS Edge browser, click on More Tools (⋮) option and select settings.
• Click on Choose what to clear Option, choose first three options then click on Clear button.

Reset Safari To Default

• Open Safari browser, tap on Safari menu and select Reset Safari option.
• Now check all the boxes and then finally click on Reset button.

Reset Internet Explorer Browser

• Open Internet Explorer then click on Menu icon and hit Internet options.
• Visit Advanced tab, click Reset button, check Delete personal settings option and hit Reset button.

How to Enable Browser Protection

Follow below to steps to enable built-in dangerous site protection in your web browsers. You can follow the same steps if you want to stop the malware protection on your browser.

Google Chrome – Dangerous Sites Protection

• Open your Chrome web browser, type “chrome://settings” in url bar and press Enter.
• Got to bottom of the page and select “Show advanced settings” option.
• Look for Privacy and security section then click on Sync and Google services.
• Now turn on the Safe Browsing (Protect you and your device from dangerous sites) option.

Safari Browser – Change Security preferences in Safari

• Open your Safari web browser, then tap on Safari menu and select Preferences.
• Now you have to open the Security options on your Safari browser.
• Check Warn When Visiting a Fraudulent website box from Fraudulent Sites section.

Mozilla Firefox – Block Attack Sites and Web Forgeries

• Open your Firefox web browser, click on Menu (☰) and select Options from the list.
• Now click on the Security option and then select following items:

1. Warn me when sites try to install add-ons
2. Block reported attack sites
3. Block reported web forgeries

Edge Browser – Activate SmartScreen Filter

• Open your MS Edge web browser, click on More (⋮) icon from upper right corner.
• Click on the Settings option from the Edge menu drop-down list.
• Scroll down and find View Advanced Settings option then open it.
• Turn ON the “help protect my PC from malicious sites and downloads with SmartScreen Filter” option.

Internet Explorer – Activate Microsoft SmartScreen Filter

• Open your IE web browser, then click on Menu icon and hit Safety options.
• Now click on the SmartScreen Filter option from the drop-down list.
• Turn on SmartScreen Filter and restart your browser.

If you made these settings on your browser then phishing and malware protection on your browser is now active. But it does not mean that your computer cannot get infected by threats. These settings may block some dangerous and suspicious sites but there are other ways through which hackers can target your PC. So you must download a powerful Anti-Malware application on your computer that provides real-time protection to ensure your system security.

Tips To Prevent Backdoor:MSIL/Orcus.A!bit Virus in Future

• Use a good anti-virus, be it a free version but don’t use cracked security programs.
• Make sure that your Windows firewall is active, so it can block upcoming threats.
• Keep your Windows OS and other programs updated to avoid vulnerabilities.
• Download updates only from official websites, don’t use suspicious sites.
• Never download and install pirated software, games or illegal patches on your PC.
• Do not open spam mails from unknown sender and scan all attachments before opening.
• Never download freeware third-party programs from unreliable sources or websites.
• Avoid connecting your PC to unsafe public Wi-Fi to protect your privacy.
• You can also use a VPN to spoof your connection and avoid malicious sites.
• Create a system restore point on your system for security purpose.
• Keep backup of all your important files to avoid data loss.