Synrpcserver.exe Virus (Coin Miner Trojan) Removal

Synrpcserver.exe process is related to a malevolent application that can properly be identified as a coin miner trojan virus. That malware form uses your hardware to mine cryptocurrencies, basically – Monero or DarkCoin1. It makes your computer roughly nonfunctional because of high CPU utilization.

What is Synrpcserver.exe process?

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

Synrpcserver.exe Windows Process

Synrpcserver.exe – Extremely high CPU and GPU use

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

Shortly about cryptocurrency mining

Crypto mining is a term that means the action of calculating the transaction block hash. That is a basic part of anything based on the blockchain technology. Since this action takes a lot of calculations, a very strong PC is needed. Exactly, the graphic card is better for this purpose, because they have more cores available. Cryptomining farms are usually constructed of tens and hundreds of GPUs to complete their task efficiently. Such computer systems are not usable for “usual” purposes, like gaming or browsing the Web. Fraudsters who make profit via this coin miner use someones’ hardware instead, even if they are used for the regular activity.

List of the typical coin miner symptoms

  • Extremely bad performance
  • CPU/GPU cooler fan creates a lot of noise
  • High temperature of the device (for laptops)
  • 80-90% consumption of CPU/GPU resources by an unknown process
  • Microsoft Defender is not working
  • |

  • 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
  • |

  • 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 Synrpcserver.exe miner?

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

    First, Synrpcserver.exe malware makes your system overloaded. It is not able to run your applications now, as all CPU power is used by a malware. That malware does not care for your demands, 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 experience extremely slow efficiency. Pages will open for years, any type of logins will likely take about a minute – just a horror story for a person who does a job online.

    Synrpcserver.exe Technical Summary.

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

    “Visible” harm is not a solitary bad thing coin miners do to your computer. Synrpcserver.exe coin miner additionally deals damage to your operating system. To complete all malicious operations properly, it ruins the security mechanisms of your system. You will likely see your Microsoft Defender disabled – malware stops it to prevent detection. If you open the HOSTS file, you will likely see a load of new notes – they are brought in by this coin miner to connect your PC to a malicious cryptomining network. All these changes are about to be thrown back to the original in the process of system recovery.

    Hardware effects of coin miner activity

    Besides slowing down your computer, running at peak level for long times may trigger damage to your device as well as increase power expenses. Hardware 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 fan is quite hard to damage. Meanwhile, GPUs have large and easy-to-access rotors, which can be easily broke if touched while spinning, for instance, by the user much before the coin-miner injection. Malfunctioning cooling system, together with the extremely high load caused by Synrpcserver.exe can easily lead to graphic processing unit failure2. Graphic cards are also prone to have very fast wearing when used for cryptocurrency mining. It is likely an undesirable situation when your GPU’s performance decreases on 20-30% just after several weeks of being used in such a way.

    How did I get Synrpcserver.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 among “major” viruses. Adware frequently acts as a carrier for Synrpcserver.exe malware infiltration: it shows you the banners, which have a link to malware downloading. Sure, this abstract “malware” can belong to any type – yet another adware, spyware, rogue or backdoor. But the statistics show that approximately 30% of all viruses spread with the malevolent banners are coin miners – and Synrpcserver.exe is right among them.

    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 suspicious web page 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 get paid. Thus, there is a very big temptation to add malware to the final package of the hacked application and receive a coin for every setup. Before criticizing these guys for hacking and also malware spreading, ask yourself – is it alright to avoid purchasing the program in this manner? It is much cheaper to pay $20-$30 at once than to pay a much bigger figure for antivirus software as well as new parts for your desktop.

    How to remove the Synrpcserver.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 PC is in Safe Mode, all third-party programs, just like the majority of non-crucial operating system components, are not started with the system start. That allows you to clean the computer 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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