Search_hyperfs_211.exe Virus ⛏️ (Coin Miner Trojan) Removal

Written by Robert Bailey
Search_hyperfs_211.exe executable file belongs to a malicious application that can correctly be identified as a coin miner trojan. That malware form uses your PC components to mine cryptocurrencies, basically – Monero or DarkCoin1. It makes your personal computer roughly unfunctional due to high CPU utilization.
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What is Search_hyperfs_211.exe process?

Search_hyperfs_211.exe is a malicious process created by coin miner virus

As I have specified earlier, Search_hyperfs_211.exe is a coin miner trojan. The names of the .exe file can be diverse, however, the consequences are generally the same. Because coin miners aim at cryptocurrency mining, they use all possible hardware capacity of your personal computer to perform this process. This malware doesn’t care about the fact that you probably want to make use of your computer for other activities – it will constantly consume over 80% of your processor power.

Search_hyperfs_211.exe Windows Process

Search_hyperfs_211.exe – Very high CPU/GPU use

Besides CPU utilization, some of the coin miners also make use of GPU power for their tasks. In that instance, you will probably struggle even to see the mouse cursor moving – GPU is usually used on 100%. It is not as vital as CPU for system work, so Search_hyperfs_211.exe coin miner viruses do not waste time on trifles and use it all. It sometimes may result in sad consequences.

Shortly about cryptocurrency mining

Cryptocurrency mining means the activity of calculating the transaction block hash. That is a basic part of anything based on the blockchain technology. Since this action takes a lot of calculations, a very strong computer is needed. Exactly, the graphic card is better for this task, because they have more cores available. Cryptomining farms usually consist of tens and hundreds of GPUs to complete their task efficiently. Such computer systems are not usable for “normal” purposes, like gaming or web browsing. Crooks who make profit via this coin miner use someones’ PCs instead, even if they are used for the regular activity.2

List of the typical coin miner symptoms

  • Your device overheats (system unit/laptop body is very hot)
  • You are not able to open your apps or they are opening for ages
  • Unknown process is running in the background and consumes your PC resources
  • Windows Defender does not respond
  • How dangerous is the Search_hyperfs_211.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, Search_hyperfs_211.exe virus makes your PC overloaded. It is unable to run your applications now, because all CPU power is consumed by a virus. That malware does not care for your demands, all it focuses on is generating income on you. Even if you are patient, and you waited until web browser is open, you will likely experience incredibly sluggish performance. Pages will open for years, any sort of logins will take about a minute – just a nightmare for a person that works online.

    Search_hyperfs_211.exe Technical Summary.

    File NameSearch_hyperfs_211.exe
    TypeTrojan Coin Miner
    Detection NameTrojan:Win32/CoinMiner
    Distribution MethodSoftware bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behaviorVhyfd.exe, Culdwnf.exe, Winsys.exe
    RemovalDownload and install GridinSoft Anti-Malware for automatic Search_hyperfs_211.exe removal.

    “Visible” damage is not a single unpleasant thing coin miners do to your personal computer. Search_hyperfs_211.exe coin miner additionally deals damage to your operating system. To carry out all malevolent operations properly, it ruins the protection features 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 number of new notes – they are added by this trojan miner to connect your PC to a malicious mining network. All these changes are about to be reverted to the initial state in the process of system recovery.

    Hardware effects of coin miner activity

    Besides slowing down your computer, performing at peak level for a long period of time can cause damage to your machine as well as raise power expenses. PC elements are created to easily deal with high load, but they are good with it only in case when they are in a good shape.

    Compact and covered CPU fan 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 coin-miner injection. Malfunctioning cooling system, together with the extremely high load caused by Search_hyperfs_211.exe virus can easily lead to graphic processing unit failure3. Graphic cards are also prone to have increased wearing when used for crypto mining. It is likely a bad situation when the performance of your video card plunges 20-30% only after several weeks of being exploited in such a way.

    How did I get Search_hyperfs_211.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 one of the most widespread malicious programs among “major” viruses. Adware frequently serves as a carrier for Search_hyperfs_211.exe malware injection: it demonstrates you the banners, which have a link to malware downloading. Sure, this abstract “malware” can belong to any kind – another adware, spyware, rogue or backdoor. However, the statistics show that around 30% of all malware spread through the malevolent banners are coin miners – and Search_hyperfs_211.exe is just one of them.4

    Unwanted banners adware

    The example of malicious banners you can see in the Internet

    One more way you could get this item on your computer is by downloading it from the suspicious website as a part of a program. People that spread hacked versions of well-known programs (which do not need the license key) have small chances to earn money. Thus, there is a very big lure to add malware to the final package of the hacked app and acquire a coin for each setup. Before criticizing these individuals for hacking and malware distribution, ask yourself – is it alright to avoid purchasing the program in this manner? It is much cheaper to pay $20-$30 at once than to pay a much greater figure for antivirus program and new parts for your computer.

    How to remove the Search_hyperfs_211.exe miner from my PC?

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

    Eliminating such a virus needs using specific software. Appropriate antivirus should have high performance at scanning and also be lightweight – in order to make no problems with utilization even on weak systems. In addition, it is recommended to have on-run protection in your security tool – to stop the virus even before it starts. Microsoft Defender does not have these functions for various factors. That’s why I’d recommend you to use a third-party anti-malware program for that reason. GridinSoft Anti-Malware is a great choice that fits all of the discussed features.5

    Prior to the malware removal, it is important to boot your operating system into Safe Mode with Networking. Since Search_hyperfs_211.exe miner consumes a lot of CPU capacity, it is required to halt 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 computer is in Safe Mode, all third-party programs, along with the majority of non-critical system components, are not started with the system start. That gives you the ability to clean the system without dealing with high processor usage of the coin miner.

    Remove Search_hyperfs_211.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 Search_hyperfs_211.exe Virus ⛏️ Trojan Coin Miner

    Name: Search_hyperfs_211.exe

    Description: The Search_hyperfs_211.exe is a Trojan Coin Miner that uses the infected computer’s sources to mine electronic money without your authorization. This Search_hyperfs_211.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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