Appidcertstorecheck.exe Virus (Coin Miner Trojan) Removal

Appidcertstorecheck.exe executable file belongs to a harmful program that can properly be defined as a coin miner trojan. That malware type utilizes your PC components to mine cryptocurrencies, basically – Monero or DarkCoin1. It makes your computer almost nonfunctional because of high CPU utilization.

What is Appidcertstorecheck.exe process?

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

Appidcertstorecheck.exe – Extremely high CPU and GPU usage

Besides CPU usage, some of the coin miners additionally use GPU power for their tasks. In that instance, you will struggle also to see the mouse arrow moving – GPU is usually used on 100%. It is not as critical as processor for system work, so Appidcertstorecheck.exe coin miner viruses don’t waste time on trifles and use it all. It often can result in unhappy consequences.

Shortly about cryptocurrency mining

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 Appidcertstorecheck.exe miner?

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

    Initially, Appidcertstorecheck.exe malware makes your system overloaded. It is not able to run your applications anymore, because all CPU power is consumed by a malware. That malware does not care for your demands, 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 extremely slow performance. Pages will open for years, any type of logins will take about a minute – just a headache for a person that works online.

    Appidcertstorecheck.exe Technical Summary.

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

    “Visible” harm is not a single unpleasant activity coin miners perform to your personal computer. Appidcertstorecheck.exe coin miner also deals damage to your operating system. To conduct all malevolent operations successfully, it wrecks the protection components of your system. You will likely see your Microsoft Defender disabled – malware stops it to avoid recognition. If you check the HOSTS file, you will likely see a load of new notes – they are brought in by this trojan miner to connect your PC to a malicious mining network. All these changes shall be gone back to the original in the process of PC recovery.

    Hardware effects of coin miner activity

    Besides slowing down your computer, performing at peak level for a long period of time can trigger damage to your device and raise power expenses. Hardware elements are designed to easily get along with high load, but they can do so only in case when they are in a good shape.

    Compact and well-protected processor fan is not very easy to damage. Meanwhile, graphic cards have big and easy-to-access fans, which can be easily cracked if touched while working, for example, by the user much earlier before the virus injection. Malfunctioning cooling system, together with the very high load caused by Appidcertstorecheck.exe malware can easily lead to graphic processing unit failure3. Graphic cards are also prone to have fast wearing when used for cryptocurrency mining. It is surely a bad situation when the performance of your GPU decreases on 20-30% just after 1-2 weeks of being used in such a way.

    How did I get Appidcertstorecheck.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 item on your computer is by downloading it from the suspicious web page as a part of a program. People that spread hacked versions of well-known programs (which do not require the license key) have small chances to make money. For this reason, there is a huge lure to add malware to the final package of the hacked application and get a coin for each setup. Prior to blaming these guys for hacking and also malware distribution, ask yourself – is it OK to avoid paying for the program in this manner? It is more affordable to pay $20-$30 one time than to pay a much bigger sum for antivirus software as well as new parts for your desktop.

    How to remove the Appidcertstorecheck.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 computer is in Safe Mode, all third-party programs, just like the majority of non-crucial system components, are not launched with the system start. That allows you to clean the PC without dealing with high processor 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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