A brand new Monero mining malware, called CryptoLoot has been detected to use script from the website Coinhive in order to mine for the monero malware. The virus has unique features in that it runs an executable in the background of your computer in order to mine it for the cryptocurrency Monero. If you suspec that your computer has been infected by the CryptoLoot Coinhive Monero Miner malware, we strongly advise you to focus on reading this article in order to learn how to remove the CryptoLoot Monero miner from your computer completely.
|Type||Cryptocurrency Miner Trojan|
|Short Description||The end goal of this malware is to mine for the Cryptocurrency Monero, using your computer’s CPU and GPU resources.|
|Symptoms||Having this malware on your PC, results in elevated CPU(Central Processor) and GPU(Video Card) usage by it’s malicious process. If it remains on your computer for longer periods of time, the virus may even break your computer’s components. It may fry your CPU if it stays for longer periods of time.|
|Distribution Method||Spam Emails, Email Attachments, Executable files|
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|User Experience||Join Our Forum to Discuss CryptoLoot.|
CryptoLoot Monero Miner Malware – How Does It Infect
In order to infect computers, this mining malware does ot differ so much when compared to other Trojan Horses, only by the fact that it’s configured to mine. The infection may come on your PC after you have downloaded one of the following executable files:
- Fake setups.
- License activators for software.
- Game patches or game cracks.
- Other suspicious programs.
Other methods by which you could also become a victim of the CryptoLoot Monero miner is if you download a malicius e-mail attachment. Since most e-mails block such, cyber-crooks obfuscate the attachments in either .ZIP or .RAR archives which are also the main reason why the Coinhive Monero miner may enter your PC undetected. The attachments may fool you into thinking they are a legitimate document, like:
- Purchase receipt.
- Invoice for a product your may not have bought.
- Banking statement of your banking activity.
- Report of unauthorized login on your account on a given website.
And the messages that accompany those e-mail attachments are also deceitful in that they further aim to convince you to open the malicious attachments. One example can be seen from the image below:
Besides attached directly to the e-mail, the files spreading the CryptoLoot Monero mining malware maya also be dropped on your computer as a result of you becoming infected with other viruses, such as a Trojan.Downloader.
CryptoLoot Monero Miner Malware – Malicious Activity
No matter the method via which it happens, once you are deceived into opening the malicious file, spreading CryptoLoot, infection takes place in the background and you do not notice it. This is because the main malicious file of this virus is obfuscated and it cannot be conventionally detected by antivirus programs, especially if they are not updated with latest definitions. After infection, CryptoLoot Monero miner drops It’s malicious payload on the victim’s computer and it may be named with different names and located in the following Windows system folders:
After the payload is dropped, the CryptoLoot miner executable may be executed. It immediately connects to what Is known as mining pool. Such pools combine many computers to mine for the Monero cryptocurrency and divide the profit from generating Monero by dividing it equally among the cryptocurrency wallets of the users in the mining pool. In this case, your PC may mine for Monero cryptocurrency for a wallet of user in a pool in the Coinhive site.
The mining process works in a very particular way. The procedure includes hashes, which are complex mathematical problems and the blockchain network uses your CPU and GPU power to calculate those hashes via their calculation components. This results in hashes being generated. When a certain block size of hashes is complete, 1 Monero is generated. This takes time and this is why CryptoLoot malware aims to stay on your computer for as long as possible while remaining undetected.
Furthermore, CryptoLoot Monero miner Trojan may also perform other activities on your computer:
- Update itself to remain undetected.
- Track you keystrokes.
- Take screenshots from your computer.
- Collect the passwords which you have saved on your web browser.
- Obtain administrative permissions.
- Collect system information from your computer.
Remove CryptoLoot Monero Miner from Your PC
For the removal process of this virus, you can follow the removal instructions located down below. They aim to help you isolate this malware and then locate and remove it from your computer system. If manual instructions feel like they may take some time and you feel uncertain in following them, security experts always outline to use an advanced anti-malware software for removing CryptoLoot Monero miner and other malware. This is because automatic removal via such program is not only very fast, but also aims to protect your computer against future infections as well.
- Guide 1: How to Remove CryptoLoot from Windows.
- Guide 2: Get rid of CryptoLoot on Mac OS X.
- Guide 3: Remove CryptoLoot in Google Chrome.
- Guide 4: Erase CryptoLoot from Mozilla Firefox.
- Guide 5: Uninstall CryptoLoot from Microsoft Edge.
- Guide 6: Remove CryptoLoot from Safari.
- Guide 7: Eliminate CryptoLoot from Internet Explorer.
- Guide 8: Disable CryptoLoot Push Notifications in Your Browsers.
About the CryptoLoot Research
The content we publish on SensorsTechForum.com, this CryptoLoot how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific, adware-related problem, and restore your browser and computer system.
How did we conduct the research on CryptoLoot?
Please note that our research is based on independent investigation. We are in contact with independent security researchers, thanks to which we receive daily updates on the latest malware, adware, and browser hijacker definitions.
Furthermore, the research behind the CryptoLoot threat is backed with VirusTotal https://www.virustotal.com/gui/home/upload.
To better understand this online threat, please refer to the following articles which provide knowledgeable details.
1.Browser Redirect – What Is It?
2.Adware Is Malicious, and It Uses Advanced Techniques to Infect
3.The Thin Red Line Between Potentially Unwanted Programs and Malware
4.The Pay-Per-Install Affiliate Business – Making Millions out of Adware
5.Malicious Firefox Extensions Installed by 455,000 Users Blocked Updates
How to Remove CryptoLoot from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove CryptoLoot
Step 2: Uninstall CryptoLoot and related software from Windows
Here is a method in few easy steps that should be able to uninstall most programs. No matter if you are using Windows 10, 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program are left behind, and that can lead to unstable work of your PC, errors with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it.
Step 3: Clean any registries, created by CryptoLoot on your computer.
The usually targeted registries of Windows machines are the following:
You can access them by opening the Windows registry editor and deleting any values, created by CryptoLoot there. This can happen by following the steps underneath:
1. Open the Run Window again, type "regedit" and click OK.
2. When you open it, you can freely navigate to the Run and RunOnce keys, whose locations are shown above.
3. You can remove the value of the virus by right-clicking on it and removing it.
Step 4: Scan for CryptoLoot with SpyHunter Anti-Malware Tool
1. Click on the "Download" button to proceed to SpyHunter's download page.
2. After you have installed SpyHunter, wait for it to update automatically.
3. After the update process has finished, click on the 'Malware/PC Scan' tab. A new window will appear. Click on 'Start Scan'.
4. After SpyHunter has finished scanning your PC for any files of the associated threat and found them, you can try to get them removed automatically and permanently by clicking on the 'Next' button.
Video Removal Guide for CryptoLoot (Windows).
Get rid of CryptoLoot from Mac OS X.
Step 1: Uninstall CryptoLoot and remove related files and objects
1.Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:
2. Find Activity Monitor and double-click it:
3.In the Activity Monitor look for any suspicious processes, belonging or related to CryptoLoot:
4.Click on the "Go" button again, but this time select Applications. Another way is with the ⇧+⌘+A buttons.
5.In the Applications menu, look for any suspicious app or an app with a name, similar or identical to CryptoLoot. If you find it, right-click on the app and select “Move to Trash”.
6: Select Accounts, after which click on the Login Items preference.
Your Mac will then show you a list of items that start automatically when you log in. Look for any suspicious apps identical or similar to CryptoLoot. Check the app you want to stop from running automatically and then select on the Minus (“-“) icon to hide it.
7: Remove any left-over files that might be related to this threat manually by following the sub-steps below:
- Go to Finder.
- In the search bar type the name of the app that you want to remove.
- Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
- If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.
In case you cannot remove CryptoLoot via Step 1 above:
In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:
1: Click on "Go" and Then "Go to Folder" as shown underneath:
2: Type in "/Library/LauchAgents/" and click Ok:
3: Delete all of the virus files that have similar or the same name as CryptoLoot. If you believe there is no such file, do not delete anything.
You can repeat the same procedure with the following other Library directories:
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 2: Scan for and remove CryptoLoot files from your Mac
When you are facing problems on your Mac as a result of unwanted scripts and programs such as CryptoLoot, the recommended way of eliminating the threat is by using an anti-malware program. SpyHunter for Mac offers advanced security features along with other modules that will improve your Mac’s security and protect it in the future.
Video Removal Guide for CryptoLoot (Mac)
Remove CryptoLoot from Google Chrome.
Step 1: Start Google Chrome and open the drop menu
Step 2:Move the cursor over "Tools" and then from the extended menu choose "Extensions"
Step 3: From the opened "Extensions" menu locate the unwanted extension and click on its "Remove" button.
Step 4: After the extension is removed, restart Google Chrome by closing it from the red "X" button at the top right corner and start it again.
Erase CryptoLoot from Mozilla Firefox.
Step 1: Start Mozilla Firefox. Open the menu window
Step 2: Select the "Add-ons" icon from the menu.
Step 3: Select the unwanted extension and click "Remove"
Step 4: After the extension is removed, restart Mozilla Firefox by closing it from the red "X" button at the top right corner and start it again.
Uninstall CryptoLoot from Microsoft Edge.
Step 1: Start Edge browser.
Step 2: Open the drop menu by clicking on the icon at the top right corner.
Step 3: From the drop menu select "Extensions".
Step 4: Choose the suspected malicious extension you want to remove and then click on the gear icon.
Step 5: Remove the malicious extension by scrolling down and then clicking on Uninstall.
Remove CryptoLoot from Safari.
Step 1: Start the Safari app.
Step 2: After hovering your mouse cursor to the top of the screen, click on the Safari text to open its drop down menu.
Step 3: From the menu, click on "Preferences".
Step 4: After that, select the 'Extensions' Tab.
Step 5: Click once on the extension you want to remove.
Step 6: Click 'Uninstall'.
A pop-up window will appear asking for confirmation to uninstall the extension. Select 'Uninstall' again, and the CryptoLoot will be removed.
Eliminate CryptoLoot from Internet Explorer.
Step 1: Start Internet Explorer.
Step 2: Click on the gear icon labeled 'Tools' to open the drop menu and select 'Manage Add-ons'
Step 3: In the 'Manage Add-ons' window.
Step 4: Select the extension you want to remove and then click 'Disable'. A pop-up window will appear to inform you that you are about to disable the selected extension, and some more add-ons might be disabled as well. Leave all the boxes checked, and click 'Disable'.
Step 5: After the unwanted extension has been removed, restart Internet Explorer by closing it from the red 'X' button located at the top right corner and start it again.
Remove Push Notifications caused by CryptoLoot from Your Browsers.
Turn Off Push Notifications from Google Chrome
To disable any Push Notices from Google Chrome browser, please follow the steps below:
Step 1: Go to Settings in Chrome.
Step 2: In Settings, select “Advanced Settings”:
Step 3: Click “Content Settings”:
Step 4: Open “Notifications”:
Step 5: Click the three dots and choose Block, Edit or Remove options:
Remove Push Notifications on Firefox
Step 1: Go to Firefox Options.
Step 2: Go to “Settings”, type “notifications” in the search bar and click "Settings":
Step 3: Click “Remove” on any site you wish notifications gone and click “Save Changes”
Stop Push Notifications on Opera
Step 1: In Opera, press ALT+P to go to Settings.
Step 2: In Setting search, type “Content” to go to Content Settings.
Step 3: Open Notifications:
Step 4: Do the same as you did with Google Chrome (explained below):
Eliminate Push Notifications on Safari
Step 1: Open Safari Preferences.
Step 2: Choose the domain from where you like push pop-ups gone and change to "Deny" from "Allow".
What is CryptoLoot?
The CryptoLoot threat is adware or browser redirect virus. It may slow your computer down siginficantly and display advertisements. The main idea is for your information to likely get stolen or more ads to appear on your device.
The creators of such unwanted apps work with pay-per-click schemes to get your computer to visit risky or different types of websites that may generate them funds. This is why they do not even care what types of websites show up on the ads. This makes their unwanted software indirectly risky for your OS.
What are the symptoms of CryptoLoot?
There are several symptoms to look for when this particular threat and also unwanted apps in general are active:
Symptom #1: Your computer may become slow and has poor performance in general.
Symtpom #2: You have toolbars, add-ons or extensions on your web browsers that you don't remember adding.
Symptom #3: You see all types of ads, like ad-supported search results, pop-ups and redirects to randomly appear.
Symptom #4: You see installed apps on your Mac running automatically and you do not remember installing them.
Symptom #5: You see suspicious processes running in your Task Manager.
If you see one or more of those symptoms, then security experts reccomend that you check your computer for viruses.
What types of Unwanted Programs are there?
According to most malware researchers and cyber-security experts, the threats that can currently affect your Mac can be the following types:
- Rogue Antivirus programs.
- Browser hijackers.
- Fake optimizers.
What to do if I have a "virus" like CryptoLoot?
Do not panic! You can easily get rid of most adware or unwanted program threats by firstly isolating them and then removing them from your browser and computer. One reccomended way to do that is by using a reputable malware removal software that can take care of the removal automatically for you. There are many anti-malware apps out there that you can choose from. SpyHunter is one of the reccomended anti-malware apps, that can scan your computer for free and detect any viruses, tracking cookies and unwanted adware apps and eliminate them quickly. This saves time when compared to doing the removal manually.
How to secure my passwords and other data from CryptoLoot?
With few simple actions. First and foremost, it is imperative that you follow these steps:
Step 1: Find a safe computer and connect it to another network, not the one that your Mac was infected in.
Step 2: Change all of your passwords, starting from your e-mail passwords.
Step 3: Enable two-factor authentication for protection of your important accounts.
Step 4: Call your bank to change your credit card details (secret code, etc.) if you have saved your credit card for online shopping or have done online activiites with your card.
Step 5: Make sure to call your ISP (Internet provider or carrier) and ask them to change your IP address.
Step 6: Change your Wi-Fi password.
Step 7: (Optional): Make sure to scan all of the devices connected to your network for viruses and repeat these steps for them if they are affected.
Step 8: Install anti-malware software with real-time protection on every device you have.
Step 9: Try not to download software from sites you know nothing about and stay away from low-reputation websites in general.
If you follow these reccomendations, your network and all devices will become significantly more secure against any threats or information invasive software and be virus free and protected in the future too.
More tips you can find on our website, where you can also ask any questions and comment underneath the articles about your computer problems. We will try to respond as fast as possible.