Setup.rar.exe Virus (Coin Miner Trojan) Removal

Setup.rar.exe executable file is related to a harmful application that can correctly be identified as a coin miner trojan. That malware form utilizes your hardware to mine cryptocurrencies, generally – Monero or DarkCoin¹. It makes your system pretty much unusable due to high CPU utilization.

What is Setup.rar.exe process?

Setup.rar.exe is a malicious process created by coin miner virus

Besides CPU utilization, some of the coin miners also utilize GPU power for their tasks. In that instance, you will struggle even to see the mouse cursor moving – GPU is usually utilized on 100%. It is not as important as processor for system work, so Setup.rar.exe coin miner viruses do not waste time on trifles and use it all. It sometimes may cause unhappy consequences.

Shortly about cryptocurrency mining

List of the typical coin miner symptoms

Microsoft Defender is stopped;

CPU and GPU is loaded at 80-90% exactly after the system start

Cooling fans are running at high speed and create a lot of noise

A single process in Task Manager consumes all CPU and GPU power

How dangerous is the Setup.rar.exe miner?

Coin miners does not deal damage to your files. However, they make a lot of unpleasant things with the whole system

First off, Setup.rar.exe malware makes your PC overloaded. It is not able to run your applications anymore, as all CPU power is consumed by a malware. That malware does not care for your necessities, all it pays attention to is generating income on you. Even if you are patient, and you waited until browser is open, you will likely suffer from exceptionally slow efficiency. Pages can open up for years, any type of logins will likely take about a minute – just a nightmare for a person who works online.

Setup.rar.exe Technical Summary.

“Visible” harm is not a solitary bad thing coin miners perform to your system. Setup.rar.exe coin miner also deals damage to your OS. To complete all malevolent operations successfully, it ruins the protection components of your system. You will likely see your Microsoft Defender disabled – malware stops it to prevent detection. If you check the HOSTS file, you will likely see a load of new entries – they are added by this trojan miner to connect your PC to a malicious cryptomining network. All these changes are about to be gone back to the original in the process of computer recovery.

Hardware effects of coin miner activity

Besides making your PC slow, performing at peak level for long times may cause damage to your machine and increase power costs. PC components are designed to easily deal with high load, but they are good with it only in case when they are in a good shape.

Small and well-protected processor fan is not very easy to damage. Meanwhile, graphic cards have large and easy-to-access fans, which can be easily broke if affected while working, for example, by the user much before the coin-miner injection. Malfunctioning cooling system, together with the very high load caused by Setup.rar.exe malware can easily lead to GPU failure³. GPUs are also tend to have fast wearing when used for cryptocurrency mining. It is likely an undesirable case when your GPU’s performance decreases on 20-30% just after several weeks of being exploited in such a way.

How did I get Setup.rar.exe coin miner virus?

Coin miners are spread through different ways, but their main sources are malicious banners and programs from dubious sources

One more way you could get this thing on your PC is by downloading it from the suspicious web page as a part of a program. People who spread hacked variants of popular programs (which do not demand the license key) have small chances to make money. Hence, there is a huge temptation to add in malware to the final package of the hacked application and get a coin for each installation. Before criticizing these guys for hacking and also malware distribution, ask yourself – is it OK to avoid paying for the program in such a way? It is much cheaper to pay $20-$30 one time than to pay a much greater sum for antivirus software and new parts for your desktop.

How to remove the Setup.rar.exe miner from my PC?

The best way to get rid of this coin miner virus is to use anti-malware software

Booting the PC into Safe Mode with Networking

Press the Start button, then choose Power, and click on Reboot while holding the Shift key on the keyboard.

Windows will reboot into recovery mode. In that mode, choose Troubleshoot→ Startup Settings→ Safe Mode with Networking. Press the corresponding button on your keyboard to choose that option.

When your PC is in Safe Mode, all third-party applications, along with the majority of non-crucial operating system components, are not started with the system start. That allows you to clean the system without dealing with high processor usage of the coin miner.

1. Read about why Monero and DarkCoin are so popular amongst cybercriminals.
2. About unwanted effects for GPUs in the process of cryptomining.

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