Dll.exe process belongs to a malevolent application that can properly be recognized as a coin miner trojan virus. That malware form uses your hardware to mine cryptocurrencies, primarily – Monero or DarkCoin1. It makes your computer pretty much unfunctional due to high CPU utilization.
What is Dll.exe process?
Dll.exe is a malicious process created by coin miner virus
Dll.exe – Very high CPU/GPU usage
Besides CPU usage, some of the coin miners also use GPU power for their tasks. In that situation, you will likely struggle even to see the mouse arrow moving – GPU is often used on 100%. It is not as critical as CPU for system work, so Dll.exe coin miner viruses don’t waste time on trifles and utilize it all. It often may cause sad consequences.
Shortly about cryptocurrency mining
List of the typical coin miner symptoms
How dangerous is the Dll.exe miner?
Coin miners does not deal damage to your files. However, they make a lot of unpleasant things with the whole system
First of all, Dll.exe virus makes your system overloaded. It is not able to run your applications anymore, because all processor power is used by a virus. That malware does not care for your necessities, all it pays attention to is generating profits on you. Even if you are patient, and you waited until browser is open, you will likely experience incredibly slow performance. Pages can open for years, any sort of logins will likely take about a minute – just a nightmare for a person that does a job online.
Dll.exe Technical Summary.
| File Name | Dll.exe |
| Type | Trojan Coin Miner |
| Detection Name | Trojan:Win32/CoinMiner |
| Distribution Method | Software bundling, Intrusive advertisement, redirects to shady sites etc. |
| Similar behavior | M_inst.exe, Spmm.exe, Churkaebanaya.exe |
| Removal | Download and install GridinSoft Anti-Malware for automatic Dll.exe removal. |
“Visible” damage is not a single unpleasant thing coin miners perform to your PC. Dll.exe coin miner likewise deals damage to your operating system. To carry out all malevolent operations successfully, it ruins the security components of your system. You will likely see your Microsoft Defender disabled – malware stops it to avoid detection. If you open the HOSTS file, you will likely see a load of new entries – they are added by this coin miner to connect your system to a malicious mining network. All these changes are about to be reverted to the original in the process of PC recovery.
Hardware effects of coin miner activity
Besides slowing down your computer, performing at peak level for a long period of time may trigger damage to your device and increase electricity bills. Hardware elements are designed to easily get along with high load, but they are good with it only in case when they are in a good shape.
Tiny and covered CPU fan is quite hard to damage. Meanwhile, graphic cards have big and easy-to-access fans, which can be easily broke if touched while spinning, for example, by the user much earlier before the virus injection. Malfunctioning cooling system, together with the extremely high load caused by Dll.exe can easily lead to GPU failure3. Graphic cards are also tend to have fast wearing when utilized for crypto mining. It is surely an undesirable case when the performance of your graphic card decreases on 20-30% just after several weeks of being used in such a way.
How did I get Dll.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
An additional way you could get this item on your PC is by downloading it from the unreliable site as a part of a program. Users that spread hacked versions of popular programs (which do not demand the license key) have small chances to make money. Therefore, there is a very big temptation to add malware to the final package of the hacked app and get a coin for each setup. Before criticizing these individuals for hacking and also malware spreading, ask yourself – is it okay to avoid purchasing the program in such a way? It is much cheaper to pay $20-$30 one time than to pay a much greater sum for antivirus software and new parts for your PC.
How to remove the Dll.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 computer is in Safe Mode, all third-party programs, just like the majority of non-crucial operating system components, are not launched with the system start. That allows you to clean the computer without dealing with high CPU 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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