Trojan:Win32/Vigorf.A is a hazardous computer virus that can do so many malicious things on the computer depending on how an attacker will utilize it during the infection. It has backdoor functionalities that allow a remote hacker to control the infected computer.

Image of Trojan:Win32/Vigorf.A

How does it infect the computer?

Another virus infection may drop Trojan:Win32/Vigorf.A onto a computer. In some instances, it can compromise a system if the user clicks on malicious links or pays a visit to a website that is infected with a drive-by-download script that instantly executes Trojan:Win32/Vigorf.A on the web user’s computer.

How does this malware operate?

Trojan:Win32/Vigorf.A can perform so many malicious actions on the infected computer. Hence, this threat can be used based on the specific type and purpose of the malware. Trojans are a category of malicious software that disguises itself as legitimate or benign programs to trick users into executing them. Here are some common payloads associated with Trojan:Win32/Vigorf.A:

  • Backdoor Access: Many Trojans create a backdoor on the infected system, allowing remote attackers to gain unauthorized access. This backdoor may be used to control the system, execute commands, or download and install additional malware.
  • Data Theft: Trojans can be designed to steal sensitive information from the infected system, including login credentials, financial data, personal information, or other confidential files. This stolen data is often sent to a remote server controlled by the attacker.
  • Remote Control: Trojans may enable remote control of the infected system, allowing attackers to perform various actions without the user’s knowledge. This could include file manipulation, system configuration changes, or the installation of additional malware.
  • Botnet Formation: Trojans can contribute to the creation of botnets, networks of compromised computers controlled by a central server. These botnets may be used for various malicious activities, such as launching coordinated attacks, sending spam, or mining cryptocurrencies.
  • Ransomware Deployment: Some Trojans act as a delivery mechanism for ransomware, a type of malware that encrypts files on the infected system and demands a ransom payment in exchange for the decryption key.
  • System Modification: Trojans may modify system settings or configurations, leading to instability, performance issues, or changes in the behavior of the infected computer.


Like most viruses, Trojan:Win32/Vigorf.A discreetly performs its tasks on the infected computer. The only sign that users may observe about its infection is when antivirus programs issue an alert about the presence of this threat.

List of Trojan:Win32/Vigorf.A Variants
Version Name Alert Level Date Added
Trojan:Win32/Vigorf.A!bit Severe Feb. 11, 2019
Trojan:Win32/Vigorf!MTB Severe Dec. 09, 2019
Trojan:Win32/Vigorf.A is also detected as:
AVG FileRepMalware
Avira HEUR/AGEN.1100769
BitDefender Gen:Variant.Razy.571002
ESET-NOD32 A Variant Of MSIL/Kryptik.GRJ
F-Secure Heuristic.HEUR/AGEN.1100769
Fortinet MSIL/Generic.AP.C1F4F8!tr
Ikarus Trojan.MSIL.Crypt
Kaspersky HEUR:Trojan.Win32.Generic
Malwarebytes Trojan.Crypt.MSIL.Generic
McAfee Artemis!6B536E1B78D9
Webroot Trojan.Dropper.Gen

For more help

A threat family that contains Trojan:Win32/Vigorf.A has many variants available to the public. Please explore the Trojan category to find relevant threats and suitable eradication methods.

How to remove Trojan:Win32/Vigorf.A?

To totally remove Trojan:Win32/Vigorf.A from the computer and get rid of relevant viruses and trojans, please execute the procedures as stated on this page. Make sure that you have completely scanned the system with the suggested malware removal tools and virus scanners.

Quick Fix - Scan the PC with Combo Cleaner for Windows

Combo Cleaner is a trusted PC security and optimization tool equipped with a powerful virus and malware detection engine. This program can get rid of hazardous viruses like Trojan:Win32/Vigorf.A through this procedure.

1. Download the application from the following page:

2. Save the file to your preferred location.

3. Double-click the downloaded file CCSetup.exe and install with the default settings.

CC for Windows Installation

4. At the end of the setup process, click Finish to run Combo Cleaner.

5. The tool will update the signature file, please wait for this process to complete.

6. To begin checking for threats like Trojan:Win32/Vigorf.A, click on the Start Scan button. Wait for this scan to finish.

CC for Windows Start Scan

7. At the end of the scan process, click on Remove all threats to delete the Trojan:Win32/Vigorf.A virus, including all malicious objects from the computer.

Free features of Combo Cleaner for Windows include Disk Cleaner, Big Files finder, Duplicate files finder, and Uninstaller. To use antivirus, privacy scanner, and to delete identified threats, users have to upgrade to a premium version.

Please continue with the succeeding removal procedures if you are comfortable manually getting rid of the virus and malicious items linked to it.

Step 1 : Start Windows in Safe Mode With Networking

The method of running Windows in Safe Mode before running a virus scan is effective in getting rid of Trojan:Win32/Vigorf.A. This process can prevent most viruses and malware from loading, making it easier to detect and remove them.

1. On the Windows Search bar, please type msconfig.

Screenshot of MSConfig Command

2. Select and open System Configutation on the list of found results.

3. Once you are in the System Configuration window, go to the Boot tab.

Screenshot of SafeBoot

4. Under the Boot Options area, please check Safe Boot and select Network. This will allow Windows to boot in Safe Mode with Networking.

5. Lastly, click on Apply and OK to save the changes.

6. Please restart Windows.

Do not forget to restore the normal boot process of Windows after running the virus scan. Simply repeat the method above, and this time, uncheck the Safe Boot option to run Windows normally.

Step 2 : Run a virus scanner

To remove Trojan:Win32/Vigorf.A, we suggest that you scan the infected computer with this powerful virus removal tool. It can detect and get rid of Trojans, viruses, malware, and adware from the infected computer. To fully protect the computer against Trojan:Win32/Vigorf.A or similar attacks, you can activate Sophos to have real-time scanning and complete defense against all forms of threats.

1. Download Sophos Virus Removal Tool from the link below. Save the file on your computer where you can easily access it.

2. Once the download completes, browse the location of the file. Double-click to run the program and begin the install process.

3. On the first window of installation wizard, click Next to continue. Then, it will display the program’s License Agreement. You need to Accept the terms in order to proceed. If Windows prompts for User Account Control, please click Yes to proceed.

Screenshot of Sophos EULA Page

4. On succeeding windows, click Next or Continue to carry on with the installation. After completing the installation process, Launch Sophos Virus Removal Tool.

5. An internet connection is required when running this scanner in order to download important updates. Make sure that everything is up-to-date to effectively remove viruses like Trojan:Win32/Vigorf.A.

6. Click the Start Scanning button to  carry out the Scan. This will check the system for the presence of malicious objects, malware, and viruses. The tool reveals items that were found linked to Trojan:Win32/Vigorf.A and other suspicious entities. Be sure to remove all identified threats.

Screenshot of Sophos Virus Scan

After executing the above instructions, Trojan:Win32/Vigorf.A should have been completely removed from the computer. If there are still signs of infection or the computer is displaying unusual behaviors, please continue with the remaining procedures.

Another alternative for Windows 10/11 users is to scan the computer with Microsoft Defender Offline. This will run a virus scan in the recovery environment.

Step 3 : Double Check with Windows Security Apps

Microsoft Windows has a built-in security application that you can use to double-check if your computer is still infected with Trojan:Win32/Vigorf.A. For Windows 10/11 users, please run Windows Security.

Windows 10 / 11 Instructions:

Windows Security is a free tool that was built to help you remove Trojan:Win32/Vigorf.A, viruses, and other malicious items from Windows 10/11 systems. Follow these procedures to scan your computer with the tool:

1. Tap or click the Search charm, search for Windows Security, and then open the application.

Image of Windows Security Search

2. On the Home tab, click Virus and threat protection from the sidebar.

3. On the main window, click on Scan Options. Then, click on Full Scan button.

Image of Scan Options

4. Lastly, click on the Scan now button to start scanning for the presence of Trojan:Win32/Vigorf.A. The process may take a while to complete.

5. After the scan, Delete/Quarantine identified threats, whether they were relevant to Trojan:Win32/Vigorf.A or not. You may now restart Windows to complete the virus removal process.

For older versions of Windows, you can scan the computer for free with the Microsoft Malicious Software Removal Tool (MSRT 64-Bit). It is a stand-alone virus scanner tool that targets prevalent malware groups.

How to protect the computer from Trojan:Win32/Vigorf.A?

The initial defense that comes to mind for any computer user is to install an anti-virus or anti-malware program. This move is sensible and probably the most practical way to protect the computer against a Trojan:Win32/Vigorf.A attack. Hence, keep in mind that having security software does not guarantee full protection. The majority of the prevention still lies in being cautious of users, and therefore, we are providing the following information as guidelines to protect the computer from virus infection.

Avoid Malicious Websites

There are enormous numbers of websites that were made for the primary purpose of spreading Trojan:Win32/Vigorf.A. Normally, these sites are involved in integrating malicious pop-up and browser hijacker, that will eventually cause further virus infections. Avoid such websites.

Ignore and Delete Phishing Emails

The mass-mailing of computer viruses gives the attackers the luxury of spreading their malicious code in just one send-off. This will arrive in the inbox as an email that appears to be from a legitimate organization. So, if you receive an unexpected email with a link or an attached file, better delete it immediately.

Do Not Click a Suspicious Link

Links from social media, forums, and blog sites are sometimes being utilized by attackers to drive web users to a malicious page that contains malicious code. Therefore, do not just click on any link, especially if it looks suspicious. Accidental access to the destination site may lead to a Trojan:Win32/Vigorf.A infection.

Be Careful When Downloading Files

Cracked software, serial key generators, and several freeware are seen as another method that spreads the Trojan:Win32/Vigorf.A virus. Avoid acquiring these types of applications, and if there is a need to download freeware or shareware, be sure to obtain it from the official website or trusted providers.

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