Sas.exe executable file comes from a malevolent application that can correctly be defined as a coin miner trojan. That malware form utilizes your PC components to mine cryptocurrencies, primarily – Monero or DarkCoin1. It makes your system almost unfunctional as a result of high CPU utilization.
What is Sas.exe process?
Sas.exe is a malicious process created by coin miner virus
Sas.exe – Very high CPU and GPU usage
Besides CPU consumption, some of the coin miners additionally make use of GPU power for their operations. In that case, you will likely struggle even to see the mouse cursor moving – GPU is often utilized on 100%. It is not as crucial as CPU for system work, so Sas.exe coin miner viruses do not waste time on trifles and utilize all of it. It sometimes can result in bad results.
Shortly about cryptocurrency mining
List of the typical coin miner symptoms
How dangerous is the Sas.exe miner?
Coin miners does not deal damage to your files. However, they make a lot of unpleasant things with the whole system
Initially, Sas.exe virus makes your system overloaded. It is not able to run your applications now, since all processor power is used by a virus. 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 extremely slow performance. Pages will open for years, any sort of logins will likely take about a minute – just a headache for a person who works online.
Sas.exe Technical Summary.
| File Name | Sas.exe |
| Type | Trojan Coin Miner |
| Detection Name | Trojan:Win32/CoinMiner |
| Distribution Method | Software bundling, Intrusive advertisement, redirects to shady sites etc. |
| Similar behavior | Programinstaller.exe, Wdfaf.exe, Winservices.exe |
| Removal | Download and install GridinSoft Anti-Malware for automatic Sas.exe removal. |
“Visible” harm is not a solitary bad thing coin miners do to your system. Sas.exe coin miner likewise deals damage to your operating system. To carry out all malicious operations properly, it ruins the protection features of your system. You will likely see your Microsoft Defender disabled – malware stops it to prevent detection. If you check the HOSTS file, you will likely see a number of new entries – they are brought in by this coin miner to connect your computer to a malicious mining network. All these adjustments are about to be gone back to the original in the process of PC recovery.
Hardware effects of coin miner activity
Besides making your PC slow, running at peak level for long times may trigger damage to your device as well as raise power bills. PC components are created to easily deal with high load, but they can do so only when they are in a good shape.
Small and well-protected processor fan is hard to broke. Meanwhile, GPUs have big and easy-to-access rotors, which can be easily broke if affected while working, for instance, by the user much earlier before the coin-miner injection. Malfunctioning cooling system, together with the unusually high load caused by Sas.exe malware can easily lead to graphic card failure3. Video cards are also prone to have increased 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 Sas.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 thing on your PC is by downloading it from the untrustworthy site as a part of a program. People that spread hacked versions of well-known programs (which do not demand the license key) have small chances to earn money. For this reason, there is a very big lure to add in malware to the final package of the hacked application and acquire a coin for each installation. Before blaming these people for hacking and malware spreading, ask yourself – is it okay to avoid buying the program in this manner? It is much cheaper to pay $20-$30 at once than to pay a much bigger sum for antivirus program and new parts for your PC.
How to remove the Sas.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 system is in Safe Mode, all third-party software, just like the majority of non-critical system components, are not launched with the system start. That gives you the ability to clean the system 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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