Au_.exe Virus (Coin Miner Trojan) Removal

Au_.exe is a scripting engine that is often included inside of AutoIt executables. In fact, the majority of applications that have been released during the past few years are using AutoIt either during installation or uninstallation. Here’s a shortlist of popular Windows-based programs and games that are using Au_.exe during installation or uninstallation:
  • IE7PRO
  • Flash Player (or Flash Player ActiveX)
  • Adobe Reader
  • Google Calendar
  • Registry Helper
  • Mozilla Firefox
  • Veoh
  • OphCrack
  • Xampp
  • DoubleTwist
  • DivX Player
  • ActivInspire
  • IMVU
  • Kdiff3
  • WinPcap
  • Comodo GeekBuddy
  • Widi
  • Yahoo Toolbar
  • MiniyLyrics
  • Spotify
  • Dragon Age (PC game)
  • TeamViewer
  • Razer Synapse
In all other cases, this is a miner trojan virus!

About “Au_.exe”

Au_.exe process will use more than 70% of your CPU’s power and graphics cards resources

What this means, is that when the miners are running you will discover that your computer system is running slower and games are stammering or freezing due to the fact that the Au_.exe is using your computer system’s resources to generate revenue for themselves. This will create your CPU to perform at very high-temperature levels for an extensive amount of times, which could shorten the life of the CPU.

Au_.exe Technical Summary.

File Name Au_.exe
Type Trojan Coin Miner
Detection Name Trojan:Win32/CoinMiner
Distribution Method Software bundling, Intrusive advertisement, redirects to shady sites etc.
Similar behavior Tempfl.exe, Ptmeetinghost.exe, Windefender10.exe
Removal Download and install GridinSoft Anti-Malware for automatic Au_.exe removal.

Besides decreasing your computer, going for peek level for very long times might create damages to your device as well as elevate electrical energy costs.

processor is not the single hardware unit that is used by Au_.exe miner. Graphic processing unit is also attacked, and while tiny and covered CPU cooling system is quite hard to damage, graphic cards have large and easy-to-access fans, which can be easily cracked if affected while spinning, for example, by the user much before the malware injection. Malfunctioning cooling system, together with the extremely high load caused by Au_.exe can easily lead to graphic processing unit failure.

When a PC is contaminated with Au_.exe trojan, common signs consist of:

  • Really high CPU and graphics cards usage
  • Windows lessen and also make the most of gradually, as well as programs run slower.
  • Programs do not release as quickly.
  • General slowness when using the computer.
Au_.exe Windows Process

Au_.exe – Really high CPU and also graphics cards use

How to detect Au_.exe Coin Miner Trojan?

Unlike ransomware, cryptocurrencies mining risks are not obtrusive and are most likely to stay undetected by the victim.

This sign alone doesn’t tell the target what the precise problem is. The customer can experience comparable problems for a variety of reasons. Still, Au_.exe malware can be very turbulent because it will hog all offered computing power and also the sudden change in the method the contaminated gadget executes is most likely to make the sufferer search for remedies. If the hardware of the affected gadget is powerful enough, and the sufferer does not find as well as eliminate the risk promptly, the power intake and also subsequently the electrical energy bill will rise significantly as well.

Intent users may also spectate odd changes in the Task Manager, or any other utility for having a look on the actually running tasks. System processes, that are usually launched in the thread of Windows programs, are displayed as the task launched by the user. Simultaneously with this difference, you may also see that the picture of the notebook, that is usual for system apps operating in the background, is substituted by another picture. And sometimes, Au_.exe virus does not even attempt to mimic the system processes, and can be observed with his original name.

How to Remove Au_.exe Malware?

Once the sufferer has actually determined that their issue is Au_.exe hazard, for the typical individual there are a couple of options.

If the contaminated equipment does not have crucial information or the sufferer has actually backed up such information in a tidy place, and also the customer has some experience, formatting the tough drives can work. This remedy may not be adequate if the infection has infiltrated one or more networks the equipment belongs of.

Download Removal Tool.

Reasons why I would recommend GridinSoft1

Run the setup file.

Run Setup.exe
GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

References

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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.

    1 Comment

    • Thank you for the detailed guide on removing the Au_.exe virus. I had been struggling with this coin miner Trojan for weeks, and your step-by-step instructions made it so much easier to get rid of it. I really appreciate the tips on prevention as well!

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