Rlls.dll: What It Is, What It Does, and How to Remove It

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A DLL or a dynamic-link library file is an important Windows system file because each of them play an important role in the running of the operating system. Unwanted programs and malware can sometimes come with their own DLL files or modify the existing ones to facilitate their operation, which is why Windows users often see malware warnings involving DLL files. Malicious software can make minor changes to Windows, such as downloading new apps or changing some of your preferences. But most of the time, such software can initiate malicious actions that have massive effects on a system.

Rlls.dll is one of the DLL files that is commonly considered as malware. Some security programs even categorize it as a Trojan. When a computer is infected with this malware, a high CPU usage and other performance problems can be expected. Some Windows users even complain of very high system temperature even when there is no open program or process on the computer.

Rlls.dll is not a new type of malware. Its presence has been reported several years back and it is still one of the most persistent malware today. If you suspect your computer to be infected with the Rlls.dll malware, this article should help you a lot. This guide will discuss what Rlls.dll is, how it is spread, what it does to your computer, and how to remove it completely.

What is Rlls.dll?

Rlls.dll is a DLL file related to Relevant Knowledge, an adware-type program that appears on computers out of nowhere. Rlls.dll is not a Windows file, so you can safely remove it when it is causing problems for your computer. Rlls.dll is a component of the infamous adware, called Relevant Knowledge, which is distributed via bundling, malvertising, or other malicious ads on websites that you visit.

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Rlls.dll is considered malicious by most antivirus programs. For example, Sophos categorizes it as a Generic Proxy-OSS Application, while BitDefender detects it as Gen:Adware.Heur.Hy9@R0CzHwji or Gen:Adware.Heur.wy8@R86RlZoi. Avast, on the other hand, identifies it as Win32:Relevant-P [PUP]. The detection name of this virus depends on the anti-malware software being used to scan, but they all agree on one thing: Rlls.dll is a dangerous file that should be removed from the system.

This particular threat is distributed mostly through spam email campaigns or email messages infected with harmful attachments and malicious links. However, you may also encounter this threat from other sources, such as fake ads and bogus offers, shady websites filled with intrusive pop-ups, infected software installers, torrents, pirated software and games, adult websites, and other dodgy web locations.

Is Rlls.dll a Virus?

The answer to the question of whether Rlls.dll is a virus or not depends on the antivirus or anti-malware program you are using. As mentioned above, Avast considers it as a potentially unwanted program (PUP) while Sophos categorizes it as adware. Other security software even consider it as a Trojan.

To understand what type of malware Rlls.dll is, it is important to understand how it works. What does Rlls.dll do? The main problem that Rlls.dll brings is the high CPU usage and issues hailing from that. This usually signifies that the process is dangerous. And the high CPU is associated with the PUP RelevantKnowledge.

Rlls.dll is a dynamic link library, and this type of file usually manages processes and functions that other applications can call. DLL files can be injected into any other process and can modify or manipulate those applications.

On top of this, Rlls.dll includes a digital signature that enables it to connect to the internet, record keyboard strokes, and keep track of program processes. Even though Rlls.dll has no program window or description, it can still change and manipulate other applications. Because of this, people believe those programs to be malicious and do not realize that Rlls.dll is actually the main cyber threat.

So, is Rlls.dll a virus? The answer is yes. Viruses are known to replicate themselves and attach themselves to another computer file. Although Rlls.dll does not replicate itself, which is one of the main characteristics of a virus, it does, however, inserts itself in other applications and processes.

How to Remove Rlls.dll?

Removing Rlls.dll from an infected computer can be tricky because of the malware’s ability to inject itself into other processes. Most users mistakenly identify these modified programs as the malware, overlooking the fact that that particular program is just an extension of the real culprit. To totally get rid of Rlls.dll from Windows, you need to remove all of the infected programs, kill all the running processes related to Rlls.dll, then remove the virus using a robust security software. Rlls.dll can reinstall itself again and again if you don’t delete its core files.

If you’re not confident of deleting Rlls.dll completely from your computer, you can follow our malware removal guide below (insert guide) so you don’t miss any infected component. You can also use a PC cleaning tool to delete all infected files so the malware doesn’t come back.

Once you have gotten rid of Rlls.dll, make it a habit to do a spring cleaning of your computer’s system to prevent malware and other unwanted applications from exploiting your PC’s vulnerabilities. It is also recommended to practice safe computer habits, such as not downloading suspicious applications and being wary of links, to protect your device from future malware infections.

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