Authrootstl.cab Malware Removal (Oct. 2017 Update)

Keep in mind, SpyHunter’s malware & virus scanner is free. To remove the infection, you'll need to purchase its full version. More information about SpyHunter and steps to uninstall.


This page aims to help you remove Authrootstl.cab Malware. Our removal instructions work for every version of Windows.

Authrootstl.cab is a file part of an official Windows update. However there have been numerous reports that a malicious agent might be posing as the genuine Authrootstl.cab file. This article aims to help you deal with this issue.

Trojan horse viruses are easily the most infamous malicious category the world has ever known. Even if you have nothing to do with computing and don’t know the difference between a browser and a search engine, you have still no doubt heard the term before and know roughly what it’s about. However, regular users are hardly ever faced with the full truth of what a Trojan really is, unless they are forced to deal with one on their own computer. We’re guessing that that is exactly what has happened to you with a Trojan horse called Authrootstl.cab Malware. Firstly, it’s already a great thing that you were able to discover this virus on your computer, because these viruses have been known to stay hidden over lengthy periods of time without ever revealing their presence to the victims. We would like to shed some light as to what Authrootstl.cab Malware may potentially be up to in your system and what you can do to protect yourself from future threats of this type. In addition, you can also make use of our free removal guide, available just below this article.

Potential usages of a Trojan horse virus

One of the main assets this malicious category possesses is the fact that it can execute a large variety of harmful actions. So much so, that this whole article wouldn’t be enough to cover the whole extent of their evil capabilities. We would, however, like to outline the most typical purposes that a virus like Authrootstl.cab Malware could be employed for.

  • For one, Trojans are most often used for purposes of theft. This could be theft of some specific pieces of data if you store valuable information on your PC that could be of interest to someone who knows about it. Or this is more commonly just general theft of personal details, account login credentials, financial information, etc. There’s a variety of different means by which the virus can get hold of and transmit this data to the hackers behind it, such as keystroke logging, screen monitoring and even traffic hijacking.
  • Another possible reason Authrootstl.cab Malware could be on your PC is spying on you. This is also very serious, because it’s a privacy invasion on the one hand, but there can be serious real-world consequences for you. You can be watched, listened to, your location can be tracked and you can easily fall prey to physical crime.

Authrootstl.cab Malware Removal


 

Step1

Some of the steps will likely require you to exit the page. Bookmark it for later reference.

Reboot in Safe Mode (use this guide if you don’t know how to do it).

Step2

WARNING! READ CAREFULLY BEFORE PROCEEDING!

We get asked this a lot, so we are putting it here: Removing parasite manually may take hours and damage your system in the process. 

Keep in mind, SpyHunter’s malware & virus scanner is free. To remove the infection, you'll need to purchase its full version. More information about SpyHunter and steps to uninstall.

If for some reason it doesn't remove parasite, go to "Spyware HelpDesk" ----> "Select Problem Type" -----> "Unremoved Parasit.e"

Press CTRL + SHIFT + ESC at the same time and go to the Processes Tab. Try to determine which processes are dangerous. 

malware-start-taskbar

Right click on each of them and select Open File Location. Then scan the files with our free online virus scanner:

Drag and Drop Files Here to Scan
Maximum file size: 128MB.

This scanner is free and will always remain free for our website's users. You can find its full-page version at: https://howtoremove.guide/online-virus-scanner/




Scan Results


Virus Scanner Result
ClamAV
AVG AV
Maldet

After you open their folder, end the processes that are infected, then delete their folders. 

Note: If you are sure something is part of the infection – delete it, even if the scanner doesn’t flag it. No anti-virus program can detect all infections. 

Step3

Hold together the Start Key and R. Type appwiz.cpl –> OK.

appwiz

You are now in the Control Panel. Look for suspicious entries. Uninstall it/them. If you see a screen like this when you click Uninstall, choose NO:

virus-removal1

Step4

Type msconfig in the search field and hit enter. A window will pop-up:

msconfig_opt

Startup —> Uncheck entries that have “Unknown” as Manufacturer or otherwise look suspicious.

  • Remember this step – if you have reason to believe a bigger threat (like ransomware) is on your PC, check everything here.

Hold the Start Key and R –  copy + paste the following and click OK:

notepad %windir%/system32/Drivers/etc/hosts

A new file will open. If you are hacked, there will be a bunch of other IPs connected to you at the bottom. Look at the image below:

hosts_opt (1)

If there are suspicious IPs below “Localhost” – write to us in the comments.

Step5

WARNING!
To remove parasite, you may have to meddle with system files and registries. Making a mistake and deleting the wrong thing may damage your system.
Avoid this by using SpyHunter - a professional Parasite removal tool.

Keep in mind, SpyHunter’s malware & virus scanner is free. To remove the infection, you'll need to purchase its full version. More information about SpyHunter and steps to uninstall.

Type Regedit in the windows search field and press Enter.

Once inside, press CTRL and F together and type the virus’s Name. Right click and delete any entries you find with a similar name. If they don’t show up this way, go manually to these directories and delete/uninstall them:

  • HKEY_CURRENT_USER—-Software—–Random Directory. It could be any one of them – ask us if you can’t discern which ones are malicious.
    HKEY_CURRENT_USER—-Software—Microsoft—-Windows—CurrentVersion—Run– Random
    HKEY_CURRENT_USER—-Software—Microsoft—Internet Explorer—-Main—- Random
  • Trojans are also often used as a means to smuggle in other types of malware, most often – ransomware. And that’s because Trojans are experts and silently sneaking into one’s system by exploiting a weak point in it.
  • Authrootstl.cab Malware may be on your computer to use its resources for various reasons, as well. For example, the cybercriminals may be seeking to mine cryptocurrencies on your PC and then send them over to themselves. As a result, your power consumption goes up for no apparent reason and the hackers profit at your expense. Alternatively, the malware could be involving your computer in a botnet to distribute spam, infect other computers with viruses, etc.
  • A Trojan horse virus could easily also be sent on your computer for the purpose of destroying something on it.

So, as you can see, it’s best to see to the virus’ removal as soon as possible. You can use the removal guide below, by following the instructions very closely. But, as this is after all a tricky process, involving system files, not all users may feel confident enough to approach it themselves. In that case we also have a very effective removal tool at your disposal that will help you delete Authrootstl.cab Malware in just a few minutes.

After that, though, it’s important that you take all the necessary precautions so as to not end up in this situation again. And you can do that by first updating your OS, installing all the latest security patches and perhaps upgrading to a more reliable antivirus. Furthermore, being more careful when browsing the web will go a very far way for your overall security. This means, first and foremost, avoiding suspicious and obscure web content. This includes spam emails, shady social media messages, online ads, fake or otherwise untrustworthy popup notifications and update requests, etc. Use your common sense and don’t put yourself unnecessarily in danger of being infected.

SUMMARY:

Name Authrootstl.cab Malware
Type Trojan
Danger Level High (Trojans are often used as a backdoor for Ransomware)
Symptoms Trojans are typically extremely difficult to detect because they often have no symptoms at all
Distribution Method Malicious online ads, fake system updated requests, infected emails, etc.
Detection Tool We generally recommend SpyHunter or a similar anti-malware program that is updated daily.

Keep in mind, SpyHunter’s malware detection tool is free. To remove the infection, you’ll need to purchase the full version.
More information about SpyHunter and steps to uninstall.

If the guide didn’t help you, download the anti-virus program we recommended or ask us in the comments for guidance!