Netsys64.exe: That Crypto Miner Stealing Your CPU

Written by Robert Bailey

Netsys64.exe is a coin miner virus that’s essentially a digital squatter living in your PC. It uses your computer hardware to mine cryptocurrencies like Monero or DarkCoin without your permission. Your PC becomes painfully slow because this unwanted tenant is hogging all the resources for its crypto-mining side hustle.

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What Exactly is Netsys64.exe?

Netsys64.exe creates a malicious process designed to mine cryptocurrency using your hardware. The name might change in different variants, but the annoying behavior remains consistent. While you’re trying to check email or browse social media, this digital parasite is using 80% or more of your CPU to solve complex math problems for someone else’s profit.

Netsys64.exe Windows Process

Netsys64.exe turning your Task Manager into a horror show

Some versions don’t stop at CPU theft – they grab your GPU power too. When that happens, even moving your mouse becomes a laggy nightmare. The malware doesn’t care about your Zoom meetings, gaming sessions, or work deadlines – it only cares about mining those sweet, sweet coins.

Crypto Mining 101

Cryptocurrency mining is the process of validating blockchain transactions through complex calculations. This normally requires specialized hardware because it’s incredibly resource-intensive. Rather than investing in proper mining equipment, some criminals prefer to steal processing power from thousands of infected computers. It’s like someone borrowing your car to run a taxi service while you sleep, returning it with an empty tank and worn-out brakes.

How to Spot This Digital Parasite

  • Your computer feels hot enough to fry an egg on
  • Programs take ages to open (or crash trying)
  • Task Manager shows mysterious processes consuming resources
  • Windows Defender suddenly seems to be on permanent vacation
  • Is Netsys64.exe Dangerous?

    Netsys64.exe isn’t interested in stealing your vacation photos or tax returns. It wants something far more valuable – your computing power. Your once snappy system now moves like it’s wading through digital molasses. Web pages load at dial-up speeds, and applications take so long to start you could brew coffee while waiting.

    Technical Profile: Know Your Enemy

    File NameNetsys64.exe
    TypeTrojan Coin Miner
    Detection NameTrojan:Win32/CoinMiner
    Distribution MethodSoftware bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behaviorOnlinefix64.dll, Loupetool.virus/, Buckup.exe
    RemovalDownload and install GridinSoft Anti-Malware for automatic Netsys64.exe removal.

    Beyond making your computer unbearably slow, Netsys64.exe sabotages your security systems. It disables Windows Defender to avoid detection and modifies your HOSTS file to connect to mining networks. It’s like a burglar who not only robs you but also breaks your locks and security cameras on the way out.

    Hardware Damage: The Hidden Cost

    Constant high-load operation can physically damage your computer components. Your hardware wasn’t designed to run crypto marathons 24/7. Graphics cards are particularly vulnerable – mining can reduce their performance by 20-30% after just a couple weeks of abuse.

    How Did This Thing Get On My Computer?

    Coin miners typically sneak in through deceptive ads or bundled with “free” software. About 30% of malware distributed through sketchy advertising turns out to be crypto miners like Netsys64.exe. That suspiciously eager “Download Now” button might be delivering more than just the program you wanted.

    Unwanted banners adware

    These aren’t just annoying – they’re potentially dangerous

    Pirated software is another common delivery method. Creators of cracked software need to make money somehow, and bundling miners is profitable. Saving $30 by downloading pirated software might cost you hundreds in higher electricity bills, hardware damage, and eventually a new computer. Sometimes being cheap is actually expensive.

    Getting Rid of the Netsys64.exe Miner

    Removing this virus requires specialized anti-malware software. Windows Defender often fails to detect or remove coin miners effectively. GridinSoft Anti-Malware is specifically designed to handle threats like Netsys64.exe without bogging down your already struggling system.

    Before scanning, boot your system into Safe Mode with Networking. Since Netsys64.exe is hoarding your CPU resources, scanning in normal mode would take forever. Safe Mode temporarily disables non-essential processes, giving your antivirus software a fighting chance.

    How to Boot into Safe Mode with Networking

    Press the Start button, select Power, then hold Shift while clicking Restart.

    Boot into Windows Safe Mode

    When Windows restarts, select Troubleshoot → Startup Settings → Safe Mode with Networking.

    windows safe mode boot option with command prompt

    Removing Netsys64.exe with GridinSoft Anti-Malware

    Download and install GridinSoft Anti-Malware, which offers a 6-day free trial with full functionality. Run a Full Scan, which typically takes under 10 minutes to complete.

    GridinSoft Anti-Malware free trial

    After scanning completes, click “Clean Now” to remove all detected threats.

    Scanning for Netsys64.exe

    When the cleaning process finishes (usually under a minute), restart your computer in normal mode. Your CPU usage should return to normal, and your computer will be responsive again.

    GridinSoft Anti-Malware after the scan Netsys64.exe process

    Consider running regular security scans to prevent future infections. The digital world is full of threats, but a good security routine keeps most of them at bay. Next time your computer fan sounds like it’s preparing for takeoff, check Task Manager – you might catch the next unwanted crypto miner before it steals too many resources.

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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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