Lineinst.exe Virus (Coin Miner Trojan) Removal

Lineinst.exe process comes from a malicious application that can correctly be recognized as a coin miner virus. That malware type uses your PC components to mine cryptocurrencies, basically – Monero or DarkCoin1. It makes your computer roughly nonfunctional as a result of high CPU utilization.

What is Lineinst.exe process?

Lineinst.exe is a malicious process created by coin miner virus
Lineinst.exe Windows Process

Lineinst.exe – Very high CPU and GPU use

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

Shortly about cryptocurrency mining

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 Lineinst.exe miner?

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

    First, Lineinst.exe virus makes your system overloaded. It is not able to run your applications now, since all processor power is used by a virus. 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 struggle with exceptionally slow performance. Pages can open for years, any type of logins will likely take about a minute – just a headache for a person that does a job online.

    Lineinst.exe Technical Summary.

    File Name Lineinst.exe
    Type Trojan Coin Miner
    Detection Name Trojan:Win32/CoinMiner
    Distribution Method Software bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behavior 1232.exe, Lsassn.exe, Job.exe
    Removal Download and install GridinSoft Anti-Malware for automatic Lineinst.exe removal.

    “Visible” damage is not a single unpleasant activity coin miners perform to your PC. Lineinst.exe coin miner additionally deals damage to your OS. To complete all malicious operations effectively, it wrecks the protection components of your system. You will likely see your Microsoft Defender disabled – malware stops it to avoid detection. If you check the HOSTS file, you will likely see a load of new notes – they are added by this trojan miner to connect your computer to a malicious cryptomining network. All these changes are about to be thrown back to the original in the process of system recovery.

    Hardware effects of coin miner activity

    Besides decreasing your system’s performance, performing at peak level for long times can trigger damage to your device as well as raise power costs. Hardware components are created 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 hard to damage. Meanwhile, graphic cards have big and easy-to-access rotors, which can be easily broke if touched while running, for example, by the user much before the coin-miner injection. Malfunctioning cooling system, together with the extremely high load caused by Lineinst.exe malware can easily lead to graphic card failure3. Video cards are also tend to have very fast wearing when utilized for cryptocurrency mining. It is surely an unwanted situation when the performance of your graphic card decreases on 20-30% just after several weeks of being exploited in such a way.

    How did I get Lineinst.exe coin miner virus?

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

    The example of malicious banners you can see in the Internet

    Another way you could get this thing on your PC is by downloading it from the unreliable website as a part of a program. People that spread hacked variants of popular programs (which do not demand the license key) have small chances to earn money. Thus, there is a very big temptation to add in malware to the final package of the hacked application and receive a coin for each setup. Before blaming these people for hacking and malware spreading, ask yourself – is it alright to avoid buying the program in this manner? It is more affordable to pay $20-$30 at once than to pay a much greater sum for antivirus program as well as new parts for your PC.

    How to remove the Lineinst.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.

    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 system is in Safe Mode, all third-party apps, along with the majority of non-crucial Windows components, are not launched with the system start. That allows you to clean the system without dealing with high CPU usage of the coin miner.

    References

    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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    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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