Sysg.exe Coin Miner Virus – What Is It + How to Remove It

Sysg.exe Coin Miner Virus – What Is It + How to Remove It

This article has been created in order to explain what exactly is the sysg.exe miner virus and how you can remove it and prevent it from using your computer to mine for cryptocurrencies.

A miner malware, using the sysg.exe process to take an enormous ammount of the CPU and GPU power of the infected computers by it was recently detected by cybersecurity researchers. The virus may be a part of the Monero miner viruses, using the Cryptonight mining algorithm and is believed to have other malicious funcions as well. In the event hat your computer has been affected by the sysg.exe coin miner malware, we advise that you read the following article. It aims to help you remove this malware effectively and secure your computer completely.

Threat Summary

Namesysg.exe Miner Virus
TypeCoin Miner Trojan
Short DescriptionTurns your computer into a cryptocurrency miner.
SymptomsSlow PC performance. The process sysg.exe running actively and starting automatically without any user in Windows Task Manager.
Distribution MethodVia malicious e-mail attachments or via fake setups of software.
Detection Tool See If Your System Has Been Affected by sysg.exe Miner Virus


Malware Removal Tool

User ExperienceJoin Our Forum to Discuss sysg.exe Miner Virus.

Sysg.exe Malware – How Did I Get It

The main method of having this nefarious software installed on your computer is if you have been tricked into believing it is a legitimate file and opened it yourself. The cyber-criminals use different methods in order to get victims to open such files. The most often used method is when they upload the file online and it pretends to be a legitimate:

  • Installer of a program.
  • A program.
  • Software patch.
  • Key generator.
  • Crack.
  • Software license activator.

In addition to this, some hackers go as far as to send malicious e-mails themselves to the victims. The e-mails often contain messages that stress out the importance of the file, like the example scam mail underneath shows:

sysg.exe Miner Virus – How Does It Work

After being installed on your computer the Sysg.exe miner virus aims to download and install various different types of files on your drive. These files often are of the following file formats:

→ .exe, .dll, .tmp, .vbs, .cmd

The files, dropped by sysg.exe miner malware may be located in the following Windows Directories:

  • %AppData%
  • %Local%
  • %LocalLow%
  • %Roaming%
  • %Temp%

After the miner malware has downloaded it’s payload It will start to create multiple different types of processes on the victim’s computer. It’s main activity however is to establish connection with multiple different types of servers. This is done to enable the malware to perform cryptocurrency mining operations on the victim’s computer. To do this, the sysg.exe miner connects to a remote host after which enlists the IP address of the infected computer in a so-called mining pool, which appears like the image below shows, logically:

The mining pool to which the infected computer is connected aims to comibe the hashing power of many devices in order to increase mining of cryptocurrency tokens. These tokens may be Monero, BitCoin or other anonymous cryptocurrency tokens. The result of this is that the more computers are infected by the cyber-criminal who is behind this virus, the more tokens they will generate for shorter periods of time. And all of this happens while you see a process, named sysg.exe and taking up to 100% power from your CPU.
The dangers of leaving the sysg.exe miner on your computer are many, starting with the fact that if this program actually keeps taking up a lot of your CPU and GPU power, the whole process may result in breaking down the components of your computer due to overutilization or overheating them. But if this malware stays on your computer, slowing it down and freezing it may be your last concern, because, since experts believe it is a Trojan horse, the malware may start to perform various different types of activities on your computer, which may be similar to what a Trojan would do:

  • Install other malware on your computer.
  • Download updates of itself to remain protected.
  • Create copies of itself on your computer.
  • Collect the keystrokes you type.
  • Take screenshots.
  • Copy saved passwords on your computer.
  • Copy files or fragments of important information./span>

These reasons are more than enough to remove sysg.exe cryptocurrency miner completely from your computer system.

How to Remove CryptoCurrency Miner

To remove this miner malware from your computer system we advise that you follow the removal instructions underneath this article. They have been created in order to help you by explaining how to perform either manual or automatic removal by following specific removal steps. Since manual removal is a risky way to do it, especially if you haven’t performed removal of miners before, security experts strongly advise to perform an automatic removal by downloding and scanning your computer via an advanced anti-malware software. Such program will automatically make sure that the sysg.exe miner is gone for good and will protect your computer against any future infections as well.


Ventsislav Krastev

Ventsislav has been covering the latest malware, software and newest tech developments at SensorsTechForum for 3 years now. He started out as a network administrator. Having graduated Marketing as well, Ventsislav also has passion for discovery of new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management and then Network Administration, he found his passion within cybersecrurity and is a strong believer in basic education of every user towards online safety.

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