This article has been created in order to help you to learn what is the GravityRAT remote access Trojan and how to remove this malware completely from your computer plus protect your PC against future infections as well.
A new Trojan horse has been detected by security researchers. The malware’s primary purpose is to infiltrate while remaining unnoticed in victim PC’s. Named GravityRAT, the Trojan aims to control your computer from distance, something that is very similar to a remote control. Only that remote control is in the hands of the cyber-criminals. Such an infection may enable GravityRAT to do all sorts of malicious things to your PC, including stealing your data, passwords and even important files, plus the malware may also infect your PC with all sorts of other malicious applications as well. If your PC has been affected by this malicious application, you should read the following article and learn how to remove this Trojan and secure your PC.
Threat Summary
| Name | GravityRAT |
| Type | Remote Access Trojan (RAT) |
| Short Description | Aims to remain undetected for long periods of time on your computer after which may do what the operator wants it to do (steal data, take screenshots, etc.). |
| Symptoms | Your computer may start to behave in a weird manner. You may notice new and strange files or processes running in the background. |
| Distribution Method | Via malicious e-email attachments, fake setups, web links or other objects. |
| Detection Tool |
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User Experience | Join Our Forum to Discuss GravityRAT. |
GravityRAT – Distribution Methods
In order to be infect the computers of unsuspecting users, the GravityRAT may engage in multiple different infection activities, the main of which is believed to be via spam e-mail messages. Such messages often pretend to be legitimate as in the fact that they imitate big companies, like the example e-mail below, used to infect with another remote access trojan by posing as a Dropbox activation link:
In addition to via e-mail, Trojans, like GravityRAT may also come into your computer by being downloaded as files, you may have been misled to thinking are legitimate. Such files are often attachments on e-mails, like fake Invoices or other forms of documents or:
- Fake setups of programs.
- Fake key generators.
- Fake software license activators.
- Fake patches, cracks or other executable types of files.
GravityRAT – Purpose and Activity
GravityRAT is a remote access Trojan – this basically means that the threat is not the type of malware that contains one or two malicious files. GravityRAT has a lot of malicious files and folders, which are dropped by it upon infecting the victims. These files may be under different names and may exist in the most often used by malware Windows folders, such as:
After dropping it’s payload, GravityRAT may heavily modify the Windows Registry Editor, starting with attacking the Run and RunOnce registry sub-keys in order to make it’s malicious modules start automatically alongside Windows.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
After doing so, GravityRAT may initiate it’s full potential. For starters, the malware may connect to a remote host from which it may download and run absolutely any type of file on your computer. This is because the GravityRAT malware obtains administrative privileges by interfering with crucial Windows components that are responsible for that.
Among the activities of GravityRAT is to search your computer for any Antivirus programs and decide what to do. If there is danger for the malware’s “cryptor” also known as obfuscation software to be detected, then the malware may take the appropriate actions.
The main purpose of GravityRAT however is to aim at the important documents of your computer, such as:
- PDF types of files.
- Scanned photos.
- Scanned Microsoft Word files.
- Microsoft Excel spreadsheets.
- Images.
- Other often used types of files.
The main goal of GravityRAT does not stop it from doing other information stealing and collection and also other nefarious actions on your computer, like:
- Create copies of itself to fool you into thinking you or your antivirus software has removed the threat.
- Steal your passwords and other important information saved on your PC.
- Copy text from your documents.
- Log the keystrokes you type to steal passwords and other critical data (financial information).
- Download and install other malware on your computer.
- Update it’s obfuscation software to remain hidden for longer periods of time.
- Delete files and damage Windows.
- Control the hardware of your computer. (Eject flash drives, eject CD/DVD drives, etc.)
Remove GravityRAT from Your Computer
In order to make sure that this nefarious software is completely gone from your computer, security researchers strongly advise following the manual or automatic removal instructions underneath. They are created in order to assist you based on how much experience you have in malware removal. If you lack such experience, be advised that security analysts strongly advise to download an advanced anti-malware software and remove GravityRAT automatically by scanning for all of it’s objects and changed settings and reverting them back to normal. Such tool has the capability to not only fully secure your PC after removing GravityRAT, but also make sure it’s operating system remains protected against future intrusions that might take place.
Ventsislav Krastev
Ventsislav is a cybersecurity expert at SensorsTechForum since 2015. He has been researching, covering, helping victims with the latest malware infections plus testing and reviewing software and the newest tech developments. Having graduated Marketing as well, Ventsislav also has passion for learning new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management, Network Administration and Computer Administration of System Applications, he found his true calling within the cybersecrurity industry and is a strong believer in the education of every user towards online safety and security.
Follow Me:
- Guide 1: How to Remove GravityRAT from Windows.
- Guide 2: Get rid of GravityRAT on Mac OS X.
- Guide 3: Remove GravityRAT in Google Chrome.
- Guide 4: Erase GravityRAT from Mozilla Firefox.
- Guide 5: Uninstall GravityRAT from Microsoft Edge.
- Guide 6: Remove GravityRAT from Safari.
- Guide 7: Eliminate GravityRAT from Internet Explorer.
- Guide 8: Disable GravityRAT Push Notifications in Your Browsers.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer Stop Push Pop-ups
About the GravityRAT Research
The content we publish on SensorsTechForum.com, this GravityRAT 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 GravityRAT?
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 GravityRAT 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.
References
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 GravityRAT from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove GravityRAT
Step 2: Uninstall GravityRAT 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. To do that:
Follow the instructions above and you will successfully uninstall most programs.
Step 3: Clean any registries, created by GravityRAT on your computer.
The usually targeted registries of Windows machines are the following:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
You can access them by opening the Windows registry editor and deleting any values, created by GravityRAT 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.
Tip: To find a virus-created value, you can right-click on it and click "Modify" to see which file it is set to run. If this is the virus file location, remove the value.
Before starting "Step 4", please boot back into Normal mode, in case you are currently in Safe Mode.
This will enable you to install and use SpyHunter 5 successfully.
Step 4: Scan for GravityRAT 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 GravityRAT (Windows).
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer Stop Push Pop-ups
Get rid of GravityRAT from Mac OS X.
Step 1: Uninstall GravityRAT 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 GravityRAT:
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 GravityRAT. 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 GravityRAT. 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 GravityRAT 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 GravityRAT. If you believe there is no such file, do not delete anything.
You can repeat the same procedure with the following other Library directories:
→ ~/Library/LaunchAgents
/Library/LaunchDaemons
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 2: Scan for and remove GravityRAT files from your Mac
When you are facing problems on your Mac as a result of unwanted scripts and programs such as GravityRAT, 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 GravityRAT (Mac)
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer Stop Push Pop-ups
Remove GravityRAT 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.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer Stop Push Pop-ups
Erase GravityRAT 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.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer Stop Push Pop-ups
Uninstall GravityRAT 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.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer Stop Push Pop-ups
Remove GravityRAT 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 GravityRAT will be removed.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer Stop Push Pop-ups
Eliminate GravityRAT 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 GravityRAT 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".
GravityRAT FAQ
What is GravityRAT?
The GravityRAT 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 GravityRAT?
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.
- Adware.
- Browser hijackers.
- Clickers.
- Fake optimizers.
What to do if I have a "virus" like GravityRAT?
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 GravityRAT?
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.
