Wacravsc.exe Virus ⛏️ (Coin Miner Trojan) Removal

Written by Robert Bailey
Wacravsc.exe process belongs to a harmful application that can correctly be recognized as a coin miner virus. That malware type uses your hardware to mine cryptocurrencies, primarily – Monero or DarkCoin1. It makes your system pretty much unfunctional due to high CPU use.
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What is Wacravsc.exe process?

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

As I have actually pointed out in the introduction, Wacravsc.exe is a coin miner trojan. The names of the executive file may be different, but the consequences are usually the identical. Because coin miners aim at cryptocurrency mining, they use all possible hardware power of your PC to conduct this operation. This virus does not take note of the fact that you probably need to make use of your computer for other tasks – it will always take over 80% of your processor power.

Wacravsc.exe Windows Process

Wacravsc.exe – Very high CPU and GPU usage

Besides CPU utilization, some of the coin miners also use GPU power for their operations. In that situation, you will probably struggle even to see the mouse cursor moving – GPU is usually utilized on 100%. It is not as important as processor for system work, so Wacravsc.exe coin miner viruses do not waste time on trifles and use it all. It often may lead to unhappy effects.

Shortly about cryptocurrency mining

Crypto mining is a term that means the activity of calculating the transaction block hash. That is a integral part of any project based on the blockchain technology. Since this operation takes a lot of calculations, a strong computer is needed. Exactly, the GPU is better for this task, because they have more cores available. Cryptocurrency mining farms are usually constructed of dozens of GPUs to conduct their activity effectively. Such systems are not usable for “classic” purposes, like gaming or web browsing. Crooks who gain money 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

  • 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 Wacravsc.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, Wacravsc.exe malware makes your PC overloaded. It is not able to run your applications anymore, because all CPU power is consumed by a virus. 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 browser is open, you will likely suffer from exceptionally slow efficiency. Pages can open up for years, any type of logins will likely take about a minute – just a headache for a person that does a job online.

    Wacravsc.exe Technical Summary.

    File NameWacravsc.exe
    TypeTrojan Coin Miner
    Detection NameTrojan:Win32/CoinMiner
    Distribution MethodSoftware bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behaviorSetx.exe, Getmac.exe, Tasklist.exe
    RemovalDownload and install GridinSoft Anti-Malware for automatic Wacravsc.exe removal.

    “Visible” harm is not a solitary negative thing coin miners do to your computer. Wacravsc.exe coin miner also deals damage to your operating system. To carry out all malicious operations effectively, it ruins the security 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 ton of new entries – they are brought in by this coin miner to connect your PC to a malicious cryptomining network. All these adjustments shall be reverted to the original in the process of computer recovery.

    Hardware effects of coin miner activity

    Besides slowing down your computer, performing at peak level for long times may cause damage to your device and raise power costs. PC components are designed to easily deal with high load, but they can do so only when they are in a good shape.

    Little and well-protected processor cooling system is quite hard to damage. Meanwhile, GPUs have big and easy-to-access rotors, which can be easily cracked if affected while working, for instance, by the user much before the virus injection. Malfunctioning cooling system, together with the very high load caused by Wacravsc.exe virus can easily lead to graphic processing unit failure3. Graphic cards are also tend to have increased wearing when utilized for cryptocurrency mining. It is surely an unwanted situation when the performance of your video card plunges 20-30% only after 1-2 weeks of being used in such a way.

    How did I get Wacravsc.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 the most common malevolent programs through “major” malware. Adware frequently acts as a carrier for Wacravsc.exe malware injection: it demonstrates you the banners, which contain a link to malware downloading. Sure, this abstract “malware” can belong to any kind – yet another adware, spyware, rogue or backdoor. However, the statistics say that around 30% of all viruses spread with the malevolent banners are coin miners – and Wacravsc.exe is right 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 computer is by downloading it from the dubious web page as a part of a program. Users that spread hacked versions of favored programs (which do not need the license key) have small chances to get paid. Thus, there is a huge lure to include malware to the final package of the hacked app and get a coin for each installation. Before criticizing these people for hacking and malware spreading, ask yourself – is it alright to avoid paying for the program in this manner? It is much cheaper to pay $20-$30 at once than to pay a much bigger sum for antivirus software as well as new parts for your PC.

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

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

    Getting rid of such a virus requires making use of special software. Effective security tool must have high performance at scanning and be lightweight – in order to make no problems with utilization even on weak PCs. In addition, it is better to have proactive security in your security tool – to prevent the virus even before it launches. Microsoft Defender lacks these elements for different reasons. That’s why I’d advise you to use a third-party anti-malware program for that purpose. GridinSoft Anti-Malware is an ideal option that fits each of the specified characteristics.5

    Prior to the malware removal, it is important to reboot your Windows into Safe Mode with Networking. Since Wacravsc.exe miner takes a lot of processor capacity, it is needed 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 PC is in Safe Mode, all third-party applications, 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 CPU usage of the coin miner.

    Remove Wacravsc.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 Wacravsc.exe Virus ⛏️ Trojan Coin Miner

    Name: Wacravsc.exe

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