Regsvr32.exe is a legitimate file. This process is known as Microsoft© Register Server. It belongs to Windows OS and developed by Microsoft. It is stored in C:\Windows\System32 or SysWOW64.
The malware programmers or cybercriminals write different types of malicious programs and name it regsvr32.exe to spread virus infection. But cyber criminals write different types of malware and name it as regsvr32 to spread infection.
Regsvr32.exe executable file comes from a harmful application that can correctly be identified as a coin miner trojan virus. That malware type uses your PC components to mine cryptocurrencies, generally – Monero or DarkCoin1. It makes your computer roughly unfunctional due to high CPU usage.
What is Regsvr32.exe process?
Regsvr32.exe is a malicious process created by coin miner virus
Regsvr32.exe – Extremely high CPU and GPU usage
Besides CPU consumption, some of the coin miners additionally use GPU power for their operations. In that situation, you will likely struggle even to see the mouse cursor moving – GPU is usually used on 100%. It is not as vital as CPU for system work, so Regsvr32.exe coin miner viruses don’t waste time on trifles and utilize all of it. It often can cause sad consequences.
Shortly about cryptocurrency mining
List of the typical coin miner symptoms
How dangerous is the Regsvr32.exe miner?
Coin miners does not deal damage to your files. However, they make a lot of unpleasant things with the whole system
Firstly, Regsvr32.exe malware makes your system overloaded. It is unable to run your applications now, because all processor power is used by a virus. That malware does not care for your wants, all it focuses on is making money on you. Even if you are patient, and you waited until web browser is open, you will likely experience incredibly sluggish efficiency. Pages can open up for years, any kind of logins will take about a minute – just a headache for a person that does a job online.
Regsvr32.exe Technical Summary.
| File Name | Regsvr32.exe |
| Type | Trojan Coin Miner |
| Detection Name | Trojan:Win32/CoinMiner |
| Distribution Method | Software bundling, Intrusive advertisement, redirects to shady sites etc. |
| Similar behavior | Autoclicker.exe, Slitherio.exe, Sbr.exe |
| Removal | Download and install GridinSoft Anti-Malware for automatic Regsvr32.exe removal. |
“Visible” harm is not a single bad thing coin miners perform to your computer. Regsvr32.exe coin miner also deals damage to your OS. To perform all malicious operations successfully, it ruins the security features of your system. You will likely see your Microsoft Defender disabled – malware stops it to avoid recognition. If you open the HOSTS file, you will likely see a lot of new notes – they are added by this trojan miner to connect your system to a malicious cryptomining network. All these changes shall be reverted 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 long times may trigger damage to your machine as well as raise power bills. PC components are created to easily get along with high load, but they can do so only when they are in a good shape.
Small and covered processor fan is quite hard to crack. Meanwhile, GPUs have big and easy-to-access fans, which can be easily broke if affected while working, for example, by the user much before the coin-miner injection. Malfunctioning cooling system, together with the really high load caused by Regsvr32.exe malware can easily lead to GPU failure3. Graphic cards are also prone to have very fast wearing when utilized for cryptocurrency mining. It is surely an unwanted case when the performance of your video card decreases on 20-30% only after 1-2 weeks of being used in such a way.
How did I get Regsvr32.exe coin miner virus?
Coin miners are spread through different ways, but their main sources are malicious banners and programs from dubious sources
The example of malicious banners you can see in the Internet
Another way you could get this thing on your PC is by downloading it from the suspicious web page as a part of a program. People who spread hacked versions of popular programs (which do not require the license key) have small chances to get paid. For this reason, there is a huge temptation to add in malware to the final package of the hacked app and acquire a coin for every setup. Before blaming these individuals for hacking and malware distribution, ask yourself – is it alright to avoid paying for the program in this manner? It is more affordable to pay $20-$30 at once than to pay a much greater sum for antivirus software and new parts for your PC.
How to remove the Regsvr32.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.
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.
When your PC is in Safe Mode, all third-party apps, just like the majority of non-critical Windows components, are not launched with the system start. That gives you the ability to clean the system without dealing with high processor usage of the coin miner.
References
- Read about why Monero and DarkCoin are so popular amongst cybercriminals.
- About unwanted effects for GPUs in the process of cryptomining.
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