Osloader.exe Virus (Coin Miner Trojan) Removal

Osloader.exe process belongs to a harmful program that can correctly be identified as a coin miner trojan. That malware type utilizes your hardware to mine cryptocurrencies, generally – Monero or DarkCoin¹. It makes your computer almost nonfunctional as a result of high CPU usage.

What is Osloader.exe process?

Osloader.exe is a malicious process created by coin miner virus

Besides CPU consumption, some of the coin miners also utilize GPU power for their operations. In that case, you will probably struggle even to see the mouse cursor moving – GPU is often used on 100%. It is not as crucial as processor for system work, so Osloader.exe coin miner viruses do not waste time on trifles and utilize it all. It often may result in sad results.

Shortly about cryptocurrency mining

Cryptocurrency mining means the operation of calculating the transaction block hash. That is a integral part of any project based on the blockchain technology. Since this operation takes a lot of calculations, a high-end PC is required. Exactly, the graphic card is better for this purpose, because they have more cores available. Cryptocurrency mining farms usually consist of dozens of GPUs to complete their task efficiently. Such systems are not usable for “classic” purposes, like gaming or browsing the Web. Fraudsters who make profit via this coin miner use someones’ PCs instead, even if they are used for the regular activity.

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 Osloader.exe miner?

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

Firstly, Osloader.exe virus makes your computer overloaded. It is unable to run your applications anymore, as all processor power is consumed by a malware. That malware does not care for your wants, all it focuses on is generating income on you. Even if you are patient, and you waited until browser is open, you will likely experience exceptionally slow performance. Pages will open up for years, any kind of logins will likely take about a minute – just a horror story for a person who works online.

Osloader.exe Technical Summary.

“Visible” harm is not a single unpleasant activity coin miners do to your computer. Osloader.exe coin miner likewise deals damage to your OS. To carry out all malicious functions correctly, it ruins the security components of your system. You will likely see your Microsoft Defender disabled – malware halts it to avoid detection. If you check the HOSTS file, you will likely see a lot of new notes – they are added by this coin miner to connect your system to a malicious cryptomining network. All these changes shall be thrown back to the initial state in the process of PC recovery.

Hardware effects of coin miner activity

Besides making your PC slow, performing at peak level for a long period of time may cause damage to your device as well as raise power costs. PC components are designed to easily get along with high load, but they are good with it only when they are in a good shape.

Little and covered processor cooling system is quite hard to broke. Meanwhile, GPUs have large and easy-to-access rotors, which can be easily broke if affected while working, for instance, by the user much earlier before the virus injection. Malfunctioning cooling system, together with the unusually high load caused by Osloader.exe malware can easily lead to GPU failure. GPUs are also prone to have very fast wearing when used for cryptocurrency mining. It is likely a bad situation when your GPU’s performance decreases on 20-30% only after 1-2 weeks of being used in such a way.

How did I get Osloader.exe coin miner virus?

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

Coin miners are the most common malevolent programs among “major” viruses. Adware sometimes functions as a carrier for Osloader.exe malware injection: it shows you the banners, which contain a link to malware downloading. Yes, this abstract “malware” can belong to any type – an additional adware, spyware, rogue or backdoor. However, the statistics say that approximately 30% of all malware spread with the malevolent banners are coin miners – and Osloader.exe is just with them.

Another way you could get this item on your PC is by downloading it from the suspicious site as a part of a program. Users who spread hacked versions of well-known programs (which do not need the license key) have small chances to earn money. Hence, there is a very big temptation to add in malware to the final package of the hacked app and receive a coin for every setup. Prior to criticizing these individuals for hacking and also malware distribution, ask yourself – is it okay to avoid purchasing the program in such a way? It is much cheaper to pay $20-$30 one time than to pay a much bigger figure for antivirus program as well as new parts for your computer.

How to remove the Osloader.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 software, along with the majority of non-crucial system components, are not started with the system start. That gives you the ability to clean the computer without dealing with high CPU usage of the coin miner.

1. Read about why Monero and DarkCoin are so popular amongst cybercriminals.

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