Avira.exe Virus ⛏️ (Coin Miner Trojan) Removal

Written by Robert Bailey
Avira.exe executable file is related to a harmful program that can correctly be identified as a coin miner trojan. That malware form uses your PC components to mine cryptocurrencies, primarily – Monero or DarkCoin1. It makes your computer pretty much unusable because of high CPU use.
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What is Avira.exe process?

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

As I have actually mentioned in the previous paragraph, Avira.exe is a coin miner virus. The names of the executive file can be diverse, however, the effects are almost always the same. Since coin miners focus on cryptocurrency mining, they utilize all available hardware power of your personal computer to perform this procedure. This virus does not take note of the fact that you may need to use your machine for other tasks – it will always consume over 80% of your processor power.

Avira.exe Windows Process

Avira.exe – Extremely high CPU/GPU use

Besides CPU consumption, some of the coin miners also utilize GPU power for their operations. In that situation, you will likely struggle even to see the mouse arrow moving – GPU is often used on 100%. It is not as essential as CPU for system work, so Avira.exe coin miner viruses don’t waste time on trifles and utilize it all. It sometimes can lead to bad consequences.

Shortly about cryptocurrency mining

Crypto mining is a term that means the activity of calculating the transaction block hash. That is a integral element of anything based on the blockchain technology. Since this action takes a lot of calculations, a strong machine is needed. Exactly, the video card is better for this task, because they have more cores available. Cryptomining farms usually consist of dozens of GPUs to conduct their activity effectively. Such computer systems are not usable for “normal” 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 Avira.exe miner?

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

    Initially, Avira.exe virus makes your PC overloaded. It is unable to run your applications now, since all CPU power is consumed by a malware. That malware does not care for your wants, all it pays attention to is making money on you. Even if you are patient, and you waited until web browser is open, you will likely struggle with incredibly slow performance. Pages can open up for years, any type of logins will take about a minute – just a nightmare for a person that does a job online.

    Avira.exe Technical Summary.

    File NameAvira.exe
    TypeTrojan Coin Miner
    Detection NameTrojan:Win32/CoinMiner
    Distribution MethodSoftware bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behaviorMetado.exe, Ftdiunin.exe, Winginx.exe
    RemovalDownload and install GridinSoft Anti-Malware for automatic Avira.exe removal.

    “Visible” harm is not a single negative activity coin miners do to your PC. Avira.exe coin miner also deals damage to your operating system. To carry out all malicious functions successfully, it ruins the security mechanisms of your system. You will likely see your Microsoft Defender disabled – malware halts it to avoid recognition. If you open the HOSTS file, you will likely see a number of new notes – they are brought in by this coin miner to connect your system to a malicious cryptomining network. All these changes shall be thrown back to the original in the process of system recovery.

    Hardware effects of coin miner activity

    Besides making your PC slow, running at peak power for a long period of time may cause damage to your machine and raise electricity costs. PC components are designed to easily deal with high load, but they are good with it only in case when they are in a good shape.

    Little and covered processor cooling system is hard to broke. Meanwhile, GPUs have large and easy-to-access fans, which can be easily cracked if touched while spinning, for instance, by the user much earlier before the virus injection. Malfunctioning cooling system, together with the really high load caused by Avira.exe malware can easily lead to GPU failure3. Video cards are also prone to have fast wearing when used for cryptocurrency mining. It is likely an unwanted situation when your GPU’s performance decreases on 20-30% only after 1-2 weeks of being used in such a way.

    How did I get Avira.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 widespread malicious programs among “major” malware. Adware frequently functions as a carrier for Avira.exe malware infiltration: it demonstrates you the banners, which contain a link to malware downloading. Sure, this abstract “malware” may belong to any kind – yet another adware, spyware, rogue or backdoor. However, the statistics show that about 30% of all viruses spread with the malevolent banners are coin miners – and Avira.exe is just among them.

    Unwanted banners adware

    The example of malicious banners you can see in the Internet

    An additional way you could get this thing on your computer is by downloading it from the dubious 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. Hence, there is a very big temptation to add in malware to the final package of the hacked app and receive a coin for each installation. Prior to criticizing these people for hacking and also malware spreading, ask yourself – is it OK to avoid buying the program in such a way? It is more affordable to pay $20-$30 at once than to pay a much bigger sum for antivirus software and new parts for your computer.

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

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

    Eliminating such a virus demands the use of special program. Proper anti-malware program should have high capability at scanning and also be lightweight – in order to create no problems with usage also on weak PCs. Additionally, it is recommended to have on-run protection in your security solution – to stop the virus even before it starts. 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 all of the mentioned qualities.4

    Before the virus removal, it is important to boot your Windows into Safe Mode with Networking. Since Avira.exe miner consumes a lot of processor power, it is required 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 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 system without dealing with high CPU usage of the coin miner.

    Remove Avira.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 Avira.exe Virus ⛏️ Trojan Coin Miner

    Name: Avira.exe

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