Rundll32 Virus - How to Remove It
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Rundll32 Virus – How to Remove It

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Note! Your computer might be affected by Rundll32 Virus and other threats.
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This article has been created to explain in detail what is the Rundll32.exe virus and how you can fully erase it from your computer without damaging Windows.

Rundll32.exe is the official name of the command-line utility of Windows. The main purpose of those files is to restrict you to call functions from any given DLL. This is the main reason why malware authors often use these programs or create a fake process of them in order to hide the malicious virus files of the infection they are trying to push onto victims’ computers. This article provides more information on how to detect if Rundll.exe or Rundll32.exe to be clean, corrupted or malicious and how to remove a virus from your PC without damaging these key Windows modules.

Threat Summary

NameRundll32 Virus
TypeSpyware or Other Malware
Short DescriptionMay be taken advantage by malicious DLL modules to perform their malicious activities. May imitate the real Rundll Windows modules.
SymptomsThe symptomps vary on the type of malware infecting your PC.
Distribution MethodMalicious files, scripts or URLs.
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Rundll32.exe Malware – Distribution

Rundll32.exe is often misused by programs that are directly malicious to your computer. These programs inlcude:

  • Trojans.
  • Keyloggers.
  • Viruses.
  • Ransomware.
  • Botnets.
  • DDoS malware.

Usually these viruses tend to be copied onto victims’ computers either automatically via other malware previously infecting it or manually by getting the user to open the malicious file him or herself.

If manually, the crooks often target victims with messages that contain either malicious web links or malicious files embedded in them. They often use e-mails that are sent, pretending to come from legitimate companies from the likes of PayPal, eBay, Amazon and other companies. The e-mails appear like the image underneath shows:

But this is not the main method via which viruses, like rundll32.exe are spread. The malware may also be replicated via different types of executable files, such as:

  • Fake Setups of software.
  • Portable programs.
  • Fake cracks, patches and other types of executables.
  • Key generators and other license activators.

Rundll32.exe Virus – How Does It Work

Any given virus that interacts with the RunDLL processes may drop it’s malicious files undetected on your PC first. The files are often from different file types and they may be located in the commonly targeted Windows directories by malware:

  • %AppData%
  • %Local%
  • %LocalLow%
  • %Roaming%
  • %Temp%

Once this has been done, the malware may begin it’s malicious activities on your computer. The virus may either spawn a fake Rundll32 process or it may execute DLL files as an administrator by corrupting your main Rundll files. This is known as privilege escalation and Is something that grants the virus privileges to act as if it was the administrator or owner of your computer.

Be advised that the original location of the Rundll.exe and Rundll32.exe files is the following:

→ C:\Windows\System32

But this does not mean that the virus won’t create a fake file in the same directory in order to fool you that this is the actual file. The only way to detect it is to see if the file is verified by Windows. This is done by right-clicking on the file itself and clicking on Properties. Then, you will be able to see the file to be identified and verified by Windows:

If this is the case, but you still believe there is a virus on your computer, be advised that the virus may be using malicious .dll components that exploit the legitimate Rundll32.exe file and this means that you should not remove it.

Furthermore, If there is a virus, be advised that the consequences for that may be different, but they are almost always the following:

  • The malware may be logging your keystrokes.
  • Data may be stolen from your web browser (Passwords, .etc).
  • More malware may infect your PC.
  • The virus may have the ability to take screenshots and control hardware from your PC.
  • Your files may be copied from your system or may be corrupted.

These are the main reasons why you should play it safe and backup your files if you see suspicious activity coming from Rundll32.exe.

Remove Rundll32.exe Viruses from Your PC

If you want to remove Rundll32.exe from your computer, we recommend that you follow the removal instructions underneath. They have been created with the main idea to help you remove this virus either manually or automatically. If you struggle to find the root files of the Rundll32.exe virus, be advised that you should focus on removing the threat automatically. Accrding to cyber-security experts, the best and safest way to remove Rundll32.exe is to run a scan on your machine, using an advanced anti-malware software. Such program will effectively make sure that the Rundll32.exe virus is removed and your PC stays protected against any infections that might appear in the future too.

Note! Your computer system may be affected by Rundll32 Virus and other threats.
Scan Your PC with SpyHunter
SpyHunter is a powerful malware removal tool designed to help users with in-depth system security analysis, detection and removal of threats such as Rundll32 Virus.
Keep in mind, that SpyHunter’s scanner is only for malware detection. If SpyHunter detects malware on your PC, you will need to purchase SpyHunter’s malware removal tool to remove the malware threats. Read our SpyHunter 5 review. Click on the corresponding links to check SpyHunter’s EULA, Privacy Policy and Threat Assessment Criteria.

To remove Rundll32 Virus follow these steps:

1. Boot Your PC In Safe Mode to isolate and remove Rundll32 Virus files and objects
2. Find files created by Rundll32 Virus on your PC

Use SpyHunter to scan for malware and unwanted programs

3. Scan for malware and unwanted programs with SpyHunter Anti-Malware Tool

Ventsislav Krastev

Ventsislav has been covering the latest malware, software and newest tech developments at SensorsTechForum for 3 years now. He started out as a network administrator. Having graduated Marketing as well, Ventsislav also has passion for discovery of new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management and then Network Administration, he found his passion within cybersecrurity and is a strong believer in basic education of every user towards online safety.

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