Opce.exe Virus ⛏️ (Coin Miner Trojan) Removal

Written by Robert Bailey
Opce.exe process comes from a harmful application that can correctly be identified as a coin miner virus. That malware form utilizes your hardware to mine cryptocurrencies, basically – Monero or DarkCoin1. It makes your system pretty much unusable due to high CPU use.
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What is Opce.exe process?

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

As I have pointed out earlier, Opce.exe is a coin miner trojan. The names of the .exe file may be different, however, the effects are usually the same. Since coin miners aim at cryptocurrency mining, they utilize all available hardware power of your PC to conduct this operation. This virus does not pay attention to the fact that you probably need to use your device for other tasks – it will continuously use over 80% of your CPU power.

Opce.exe Windows Process

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

Besides CPU consumption, some of the coin miners also use GPU power for their tasks. In that case, you will struggle even to see the mouse arrow moving – GPU is usually utilized on 100%. It is not as essential as processor for system work, so Opce.exe coin miner viruses do not waste time on trifles and use all of it. It sometimes can cause unhappy results.

Shortly about cryptocurrency mining

Crypto mining means the action 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 desktop is required. Exactly, the GPU is better for this task, because they have more cores available. Cryptomining farms are usually constructed of tens and hundreds of video cards to conduct their activity effectively. Such systems are not usable for “usual” purposes, like gaming or browsing the Web. Crooks who make profit 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

  • 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 Opce.exe miner?

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

    Initially, Opce.exe virus makes your system overloaded. It is unable to run your applications anymore, as all CPU power is used by a virus. 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 web browser is open, you will likely struggle with exceptionally sluggish efficiency. Pages will open for years, any type of logins will take about a minute – just a headache for a person that does a job online.

    Opce.exe Technical Summary.

    File NameOpce.exe
    TypeTrojan Coin Miner
    Detection NameTrojan:Win32/CoinMiner
    Distribution MethodSoftware bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behaviorVc.exe, Asd.exe, Windeg.exe
    RemovalDownload and install GridinSoft Anti-Malware for automatic Opce.exe removal.

    “Visible” harm is not a single unpleasant thing coin miners do to your PC. Opce.exe coin miner also deals damage to your operating system. To complete all malicious functions successfully, it wrecks the security features of your system. You will likely see your Microsoft Defender disabled – malware stops it to prevent recognition. If you check the HOSTS file, you will likely see a number of new notes – they are brought in by this trojan miner to connect your PC to a malicious cryptomining network. All these adjustments shall be gone back to the original in the process of PC recovery.

    Hardware effects of coin miner activity

    Besides slowing down your PC, running at peak level for long times may cause damage to your device as well as increase power costs. PC elements are created to easily deal with high load, but they can do so only when they are in a good shape.

    Compact and well-protected CPU fan is not very easy to damage. Meanwhile, GPUs have big and easy-to-access rotors, which can be easily broke if touched while spinning, for example, by the user much before the malware injection. Malfunctioning cooling system, together with the extremely high load caused by Opce.exe can easily lead to graphic card failure3. GPUs are also tend to have very fast wearing when used for cryptocurrency mining. It is likely a bad case when your GPU’s performance decreases on 20-30% just after 1-2 weeks of being exploited in such a way.

    How did I get Opce.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 prevalent malevolent programs among “major” malware. Adware sometimes serves as a carrier for Opce.exe malware infiltration: it shows you the banners, which include a link to malware downloading. Sure, this abstract “malware” may belong to any type – an additional adware, spyware, rogue or backdoor. But the statistics show that around 30% of all malware spread through the malevolent banners are coin miners – and Opce.exe is just among 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 PC is by downloading it from the unreliable site as a part of a program. Users that spread hacked variants of well-known programs (which do not require the license key) have small chances to get paid. Hence, there is a huge lure to include malware to the final package of the hacked app and get a coin for each setup. Before criticizing these individuals for hacking and also malware distribution, ask yourself – is it okay to avoid purchasing the program in this manner? It is more affordable to pay $20-$30 one time than to pay a much greater sum for antivirus program and new parts for your computer.

    How to remove the Opce.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 tool. Proper anti-malware program must have high capability at scanning and be lightweight – in order to create no problems with usage also on weak PCs. On top of that, it is better to have proactive protection in your security tool – to prevent the virus even before it launches. Microsoft Defender does not have these elements for various factors. That’s why I’d recommend you to use a third-party anti-malware program for that objective. GridinSoft Anti-Malware is a great option that fits each of the discussed characteristics.5

    Prior to the malware removal, it is important to boot your system into Safe Mode with Networking. Since Opce.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 system is in Safe Mode, all third-party software, along with the majority of non-critical system components, are not started with the system start. That allows you to clean the computer without dealing with high CPU usage of the coin miner.

    Remove Opce.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 Opce.exe Virus ⛏️ Trojan Coin Miner

    Name: Opce.exe

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