Lanwindowsm.exe Virus ⛏️ (Coin Miner Trojan) Removal

Written by Robert Bailey
Lanwindowsm.exe executable file belongs to a harmful application that can correctly be recognized as a coin miner trojan virus. That malware form utilizes your PC components to mine cryptocurrencies, generally – Monero or DarkCoin1. It makes your system roughly nonfunctional as a result of high CPU use.
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What is Lanwindowsm.exe process?

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

As I have mentioned before, Lanwindowsm.exe is a coin miner virus. The names of the executive file can be diverse, but the consequences are generally the same. Because coin miners focus on cryptocurrency mining, they use all possible hardware power of your desktop to perform this process. This malware does not care about the fact that you may want to use your device for other activities – it will continuously take over 80% of your processor power.

Lanwindowsm.exe Windows Process

Lanwindowsm.exe – Really high CPU as well as GPU use

Besides CPU consumption, some of the coin miners additionally make use of GPU power for their tasks. In that situation, you will probably struggle also to see the mouse cursor moving – GPU is usually utilized on 100%. It is not as essential as CPU for system work, so Lanwindowsm.exe coin miner viruses do not waste time on trifles and utilize all of it. It often can lead to bad effects.

Shortly about cryptocurrency mining

Cryptocurrency mining is a term that means the action of calculating the transaction block hash. That is a basic part of any project based on the blockchain technology. Since this operation takes a lot of calculations, a very strong desktop 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 GPUs to complete their task efficiently. Such systems are not usable for “general” purposes, like gaming or browsing the Web. Crooks who gain money via this coin miner use someones’ computers 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 Lanwindowsm.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, Lanwindowsm.exe virus makes your PC overloaded. It is unable to run your applications anymore, since all CPU 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 struggle with extremely slow performance. Pages can open for years, any sort of logins will take about a minute – just a headache for a person that does a job online.

    Lanwindowsm.exe Technical Summary.

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

    “Visible” damage is not a solitary bad activity coin miners do to your personal computer. Lanwindowsm.exe coin miner also deals damage to your OS. To execute all malevolent functions successfully, it wrecks the security mechanisms of your system. You will likely see your Microsoft Defender disabled – malware halts it to prevent detection. If you open the HOSTS file, you will likely see a load of new notes – they are added by this trojan miner to connect your system to a malicious mining network. All these changes shall be gone back to the original in the process of computer recovery.

    Hardware effects of coin miner activity

    Besides slowing down your PC, performing at peak level for long times may cause damage to your machine as well as raise power expenses. Hardware elements are created to easily get along with high load, but they are good with it only when they are in a good shape.

    Little and well-protected processor cooling system is not very easy to crack. Meanwhile, graphic cards have big and easy-to-access rotors, which can be easily cracked if affected while working, for example, by the user much before the coin-miner injection. Malfunctioning cooling system, together with the unusually high load caused by Lanwindowsm.exe malware can easily lead to GPU failure3. GPUs are also prone to have fast wearing when utilized for crypto mining. It is likely a bad case when the performance of your GPU plunges 20-30% only after 1-2 weeks of being used in such a way.

    How did I get Lanwindowsm.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 through “serious” viruses. Adware sometimes acts as a carrier for Lanwindowsm.exe malware injection: it demonstrates you the banners, which contain a link to malware downloading. Yes, this abstract “malware” may belong to any kind – another adware, spyware, rogue or backdoor. However, the statistics say that approximately 30% of all viruses spread with the malevolent banners are coin miners – and Lanwindowsm.exe is just with them.4

    Unwanted banners adware

    The example of malicious banners you can see in the Internet

    An additional way you could get this item on your computer is by downloading it from the unreliable web page as a part of a program. People that spread hacked versions of favored programs (which do not need the license key) have small chances to make money. For this reason, there is a huge lure to add in malware to the final package of the hacked app and receive a coin for each setup. Before blaming these individuals for hacking and also malware spreading, ask yourself – is it okay to avoid paying for the program in such a way? It is more affordable to pay $20-$30 one time than to pay a much bigger figure for antivirus program as well as new parts for your PC.

    How to remove the Lanwindowsm.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 using special tool. Proper antivirus should have high performance at scanning and be lightweight – in order to make no problems with usage even on weak PCs. Furthermore, it is better to have proactive security in your protection solution – to stop the virus even before it launches. Microsoft Defender does not have these elements for various reasons. That’s why I’d recommend you to use a third-party anti-malware program for that reason. GridinSoft Anti-Malware is a superb choice that fits each of the specified qualities.5

    Prior to the virus removal, it is important to reboot your operating system into Safe Mode with Networking. Since Lanwindowsm.exe miner takes a lot of processor power, 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 apps, just like the majority of non-crucial system components, are not started with the system start. That gives you the ability to clean the PC without dealing with high processor usage of the coin miner.

    Remove Lanwindowsm.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 Lanwindowsm.exe Virus ⛏️ Trojan Coin Miner

    Name: Lanwindowsm.exe

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