Bvhost.exe Virus ⛏️ (Coin Miner Trojan) Removal

Written by Robert Bailey
Bvhost.exe process is related to a harmful application that can properly be defined as a coin miner trojan virus. That malware type uses your PC components to mine cryptocurrencies, generally – Monero or DarkCoin1. It makes your personal computer pretty much nonfunctional because of high CPU use.
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What is Bvhost.exe process?

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

As I have pointed out earlier, Bvhost.exe is a coin miner trojan. The names of the .exe file may be different, however, the consequences are usually the identical. Because coin miners focus on cryptocurrency mining, they use all available hardware capacity of your desktop to perform this operation. This malware doesn’t pay attention to the fact that you probably need to use your machine for other tasks – it will constantly consume over 80% of your CPU power.

Bvhost.exe Windows Process

Bvhost.exe – Extremely high CPU and GPU usage

Besides CPU usage, some of the coin miners additionally utilize GPU power for their tasks. In that instance, you will struggle even to see the mouse arrow moving – GPU is usually used on 100%. It is not as critical as CPU for system work, so Bvhost.exe coin miner viruses do not waste time on trifles and utilize it all. It often may result in bad consequences.

Shortly about cryptocurrency mining

Crypto mining is a term that means the activity of calculating the transaction block hash. That is a basic element of anything based on the blockchain technology. Since this operation takes a lot of calculations, a strong machine is needed. Exactly, the graphic card is better for this purpose, because they have more cores available. Cryptocurrency mining farms usually consist of dozens of video cards to conduct their activity effectively. Such systems are not usable for “classic” purposes, like gaming or web browsing. Crooks who gain money via this coin miner use someones’ hardware instead, even if they are used for the regular activity.2

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 Bvhost.exe miner?

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

    First of all, Bvhost.exe virus makes your computer overloaded. It is unable to run your applications now, as all processor power is consumed by a virus. That malware does not care for your needs, all it pays attention to is generating income on you. Even if you are patient, and you waited until web browser is open, you will likely struggle with incredibly slow performance. Pages will open up for years, any sort of logins will take about a minute – just a horror story for a person who does a job online.

    Bvhost.exe Technical Summary.

    File Name Bvhost.exe
    Type Trojan Coin Miner
    Detection Name Trojan:Win32/CoinMiner
    Distribution Method Software bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behavior Release.exe, Ton.exe, Altruistics.exe
    Removal Download and install GridinSoft Anti-Malware for automatic Bvhost.exe removal.

    “Visible” harm is not a solitary bad thing coin miners perform to your computer. Bvhost.exe coin miner also deals damage to your OS. To execute all malicious functions properly, it ruins the security mechanisms of your system. You will likely see your Microsoft Defender disabled – malware halts it to prevent detection. If you check the HOSTS file, you will likely see a lot of new entries – they are added by this trojan miner to connect your system to a malicious cryptomining network. All these changes shall be gone back to the initial state in the process of computer recovery.

    Hardware effects of coin miner activity

    Besides decreasing your PC’s performance, performing at peak level for long times may cause damage to your machine and increase power costs. Hardware components are designed to easily get along with high load, but they are good with it only when they are in a good shape.

    Compact and well-protected processor cooling system is not very easy to broke. Meanwhile, GPUs have big 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 very high load caused by Bvhost.exe can easily lead to graphic processing unit failure3. Video cards are also prone to have increased wearing when used for cryptocurrency mining. It is surely a bad case when the performance of your video card decreases on 20-30% only after 1-2 weeks of being exploited in such a way.

    How did I get Bvhost.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 widespread malicious programs among “serious” viruses. Adware often acts as a carrier for Bvhost.exe malware infiltration: it shows you the banners, which contain a link to malware downloading. Yes, this abstract “malware” may belong to any type – yet another adware, spyware, rogue or backdoor. But the statistics show that approximately 30% of all viruses spread with the malicious banners are coin miners – and Bvhost.exe is just one of them.4

    Unwanted banners adware

    The example of malicious banners you can see in the Internet

    Another way you could get this item on your computer is by downloading it from the unreliable web page as a part of a program. Users that spread hacked variants of favored programs (which do not need the license key) have small chances to make money. Thus, there is a huge temptation to add in malware to the final package of the hacked application and get a coin for each setup. Prior to blaming these people for hacking and also malware distribution, ask yourself – is it OK to avoid buying the program in this manner? 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 Bvhost.exe miner from my PC?

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

    Removing such a virus demands making use of specific app. Effective anti-malware program must have high performance at scanning and be lightweight – in order to create no problems with utilization also on weak systems. Furthermore, it is better to have proactive security in your protection solution – to prevent the virus even before it launches. Microsoft Defender does not have these elements for various reasons. That’s why I’d suggest you to use a third-party anti-malware program for that goal. GridinSoft Anti-Malware is a great option that fits each of the discussed features.5

    Prior to the virus removal, it is important to boot your operating system into Safe Mode with Networking. Since Bvhost.exe miner takes a lot of CPU capacity, it is needed to stop it before launching the security program. Otherwise, your scan will last for years, even though the GridinSoft program is pretty lightweight.

    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.

    Boot into Windows Safe Mode

    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.

    windows safe mode boot option with command prompt

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

    Remove Bvhost.exe coin miner virus with GridinSoft Anti-Malware

    Download and install GridinSoft Anti-Malware. You can use this anti-malware program for free during its 6-day trial period. In that term, all functions are available, and it takes no payments to remove malware from your system.

    GridinSoft Anti-Malware free trial

    After activating your free trial, start Full scan. It may last up to 10 minutes. You may use the PC as usual.

    Scanning in GridinSoft Anti-Malware

    When the scan is finished, press the Clean Now button to remove all detected elements from your system. This procedure takes less than a minute.

    GridinSoft Anti-Malware after the scan process

    Now, you are good to go. Reboot your PC into a normal Windows mode and use just as there was nothing malicious.

    Remove Bvhost.exe Virus ⛏️ Trojan Coin Miner

    Name: Bvhost.exe

    Description: The Bvhost.exe is a Trojan Coin Miner that uses the infected computer’s sources to mine electronic money without your authorization. This Bvhost.exe will create your CPU to go for very warm temperatures for prolonged periods of time, which could reduce the life of the CPU.

    Operating System: Windows

    Application Category: Trojan

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    References

    1. Read about why Monero and DarkCoin are so popular amongst cybercriminals.
    2. Detailed explanation of how does cryptomining work.
    3. About unwanted effects for GPUs in the process of cryptomining.
    4. Read more about various malware type on Cybersecurity Glossary.
    5. Our review on GridinSoft Anti-Malware.

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    About the author

    Robert Bailey

    I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

    As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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