THREAT REMOVAL

Remove Nymeria Trojan Horse

This article will help you to remove Nymeria Trojan horse effectively. Follow the removal instructions for the Trojan horse provided at the end of the article.

Nymeria is the name of a Trojan horse. An executable process related to the Nymeria Trojan horse is involved in spreading it. That process is usually hidden as a legitimate service of your operating system. If the process is found in a temporary folder or the “Windows” folder, then it is malware that got there without your permission and could try to steal credential data and personal information from anybody who has fallen victim to the threat. Nymeria Trojan may also use exhaustive power consumption, so it is in your best interest to remove it as fast as you can.

Threat Summary

Name Nymeria Trojan (Loda)
Type Trojan Horse, Miner Malware
Short Description Nymeria is a Trojan horse that is probably put in your computer system via a similar malware on your computer system.
Symptoms You may see a rise in the usage of your computer’s resources like CPU, RAM or GPU, while your computer will accordingly consume more electric power and may even overheat if a cryptocurrency miner is involved. Otherwise, there are barely any symptoms most of the time, other than a significant system slowdown or frequent system crashes.
Distribution Method Freeware Installations, Bundled Packages, JavaScript
Detection Tool See If Your System Has Been Affected by malware

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User Experience Join Our Forum to Discuss Nymeria Trojan (Loda).

Nymeria Trojan – Distribution Methods

The Nymeria Trojan malware can spread in a few ways. Third-party installer setups could have put a Trojan horse on your computer system via bundling. These installations typically arrive with freeware and application packages. Without you knowing, additive content could be installed to your computer, which could even be a JavaScript file that downloads the actual malware. Avoiding such installations is possible if you find Custom or Advanced settings in the install setup.

The Nymeria Trojan has been seen to be delivered [wplinkpreview url=”https://sensorstechforum.com/microsoft-office-infections-cve-2017-0199/”] via CVE-2017-0199 Exploit which uses Microsoft Office for infecting the computers of unsuspecting users. In the screenshot below you can see a MS Office document that tries to trick users to click on it and activate the Macro:

Nymeria Trojan can also spread if you come across unknown websites through redirects and advertisements which have some sort of scripts in themselves and load them when you visit a site or click on an advert. Pop-ups, pop-unders, as well as banners could have links inside of them that can redirect you. When visiting such websites, especially with an unknown origin, they could inject the malware inside your computer device. That can happen via any browser.

Nymeria Trojan has also been found to be delivered via exploit kits, or in files (typically using filenames related to popular keyword searches) which are downloaded from different malicious websites.

Nymeria Trojan – Technical Information

Nymeria Trojan is the name of a Trojan horse. This Trojan is a few months old, but is still active in the wild, infecting computer machines. An executable process related to the Trojan horse is involved in spreading it. That process is usually hidden as a legitimate service of your operating system. Nymeria.C, seems to be a new variant, still attacking users’ machines worldwide. This type of Trojan horses is known to take up a really small portion of your computer’s resources at first, to infiltrate your computer’s defenses, embed itself into system processes and remain undetected until it does what it is designed to do – spying on victims and stealing information from them.

The Nymeria Trojan is not a system file and not related to Windows, but could tamper with Windows processes.

Nymeria Trojan malware is highly likely to make some additional components that will aid it to achieve its purpose to full effect. Thus, after it being executed on the system, it may establish a remote connection to a command and control server where all other malicious files are available. There are some essential Windows folders in which the malicious files can be dropped:

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

Besides everything said above, the Nymeria Trojan also has spying capability and has the ability to monitor certain gaming applications. It also sends the following information to a remote C&C server:

  • A hard coded string (seen ‘victim’, ‘Clientv4’)
  • Hard coded string (seen ‘ddd’)
  • Installed AV Vendor (enumerated via running process names)
  • Malware version, i.e. 1.0.1
  • Monitor resolution in a special format (“Pr[Height]X2[Width]X3”)
  • OS type (can be “laptop”, “Desktop”, or “x”, enumerated using the WMI query “Select * from Win32_SystemEnclosure”)
  • User account name
  • Version (beta)
  • Victim’s Country
  • Victim’s IP address
  • Webcam installed (Yes or No, enumerated using capGetDriverDescription from Avicap32.dll)
  • Windows architecture (X64 or X86)
  • Windows version

The Nymeria Trojan horse has the following aliases:

  • Trojan:Win32/Nymeria
  • Loda
  • Trojan.Win32.NYMERIA.C
  • Trojan:Win32/Occamy.C

So, stopping your Internet connection is probably a good idea if you are suspecting that something fishy is going on with your computer device.

Below you can see some useful tips that can help you to prevent similar Trojan malware from installing onto your PC, in the future:

  • Run programs inside a sandbox environment
  • Install an advanced anti-malware protection
  • Update your mostly-used programs and software in general
  • Update your OS with security updates
  • Install an ad-blocker application
  • Be wary around your e-mails and don’t open them unless you know the source
  • Disable macros in Microsoft Office Applications
  • Disable JavaScript
  • Keep your firewall ON

Nymeria Trojan will probably try to extract as much information as possible based on its capabilities and try to propagate further on a network to access other devices. It is highly recommend that you remove the malware threat, because the Nymeria Trojan might also degrade your system’s lifespan if it downloads other malware to your PC making it inaccessible.

Remove Nymeria Trojan Completely

To remove Nymeria Trojan manually from your computer, follow the step-by-step removal tutorial written down below. In case this manual removal does not get rid of the miner malware completely, you should search for and remove any leftover items with an advanced anti-malware tool. Such software can keep your computer secure in the future.

Tsetso Mihailov

Tsetso Mihailov

Tsetso Mihailov is a tech-geek and loves everything that is tech-related, while observing the latest news surrounding technologies. He has worked in IT before, as a system administrator and a computer repair technician. Dealing with malware since his teens, he is determined to spread word about the latest threats revolving around computer security.

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Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer

How to Remove Nymeria Trojan (Loda) from Windows.


Step 1: Boot Your PC In Safe Mode to isolate and remove Nymeria Trojan (Loda)

OFFER

Manual Removal Usually Takes Time and You Risk Damaging Your Files If Not Careful!
We Recommend To Scan Your PC with SpyHunter

Keep in mind, that SpyHunter’s scanner is only for malware detection. If SpyHunter detects malware on your PC, you will need to purchase SpyHunter's malware removal tool to remove the malware threats. Read our SpyHunter 5 review. Click on the corresponding links to check SpyHunter's EULA, Privacy Policy and Threat Assessment Criteria

1. Hold Windows key() + R


2. The "Run" Window will appear. In it, type "msconfig" and click OK.


3. Go to the "Boot" tab. There select "Safe Boot" and then click "Apply" and "OK".
Tip: Make sure to reverse those changes by unticking Safe Boot after that, because your system will always boot in Safe Boot from now on.


4. When prompted, click on "Restart" to go into Safe Mode.


5. You can recognise Safe Mode by the words written on the corners of your screen.


Step 2: Uninstall Nymeria Trojan (Loda) 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:


1. Hold the Windows Logo Button and "R" on your keyboard. A Pop-up window will appear.


2. In the field type in "appwiz.cpl" and press ENTER.


3. This will open a window with all the programs installed on the PC. Select the program that you want to remove, and press "Uninstall"
Follow the instructions above and you will successfully uninstall most programs.


Step 3: Clean any registries, created by Nymeria Trojan (Loda) 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 Nymeria Trojan (Loda) 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.

IMPORTANT!
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 Nymeria Trojan (Loda) with SpyHunter Anti-Malware Tool

1. Click on the "Download" button to proceed to SpyHunter's download page.


It is recommended to run a scan before purchasing the full version of the software to make sure that the current version of the malware can be detected by SpyHunter. Click on the corresponding links to check SpyHunter's EULA, Privacy Policy and Threat Assessment Criteria.


2. After you have installed SpyHunter, wait for it to update automatically.

SpyHunter5-update-2018


3. After the update process has finished, click on the 'Malware/PC Scan' tab. A new window will appear. Click on 'Start Scan'.

SpyHunter5-Free-Scan-2018


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.

SpyHunter-5-Free-Scan-Next-2018

If any threats have been removed, it is highly recommended to restart your PC.


Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer

Get rid of Nymeria Trojan (Loda) from Mac OS X.


Step 1: Uninstall Nymeria Trojan (Loda) and remove related files and objects

OFFER
Manual Removal Usually Takes Time and You Risk Damaging Your Files If Not Careful!
We Recommend To Scan Your Mac with SpyHunter for Mac
Keep in mind, that SpyHunter for Mac needs to purchased to remove the malware threats. Click on the corresponding links to check SpyHunter’s EULA and Privacy Policy


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 Nymeria Trojan (Loda):

Tip: To quit a process completely, choose the “Force Quit” option.


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 Nymeria Trojan (Loda). 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 Nymeria Trojan (Loda). 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 Nymeria Trojan (Loda) 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:

Disclaimer! If you are about to tamper with Library files on Mac, be sure to know the name of the virus file, because if you delete the wrong file, it may cause irreversible damage to your MacOS. Continue on your own responsibility!

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 Nymeria Trojan (Loda). 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 malware from your Mac

When you are facing problems on your Mac as a result of unwanted scripts, programs and malware, the recommended way of eliminating the threat is by using an anti-malware program. Combo Cleaner offers advanced security features along with other modules that will improve your Mac’s security and protect it in the future.



Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer


Remove Nymeria Trojan (Loda) 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


Erase Nymeria Trojan (Loda) 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


Uninstall Nymeria Trojan (Loda) 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


Remove Nymeria Trojan (Loda) 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".

stf-safari preferences


Step 4: After that, select the 'Extensions' Tab.

stf-safari-extensions


Step 5: Click once on the extension you want to remove.


Step 6: Click 'Uninstall'.

stf-safari uninstall

A pop-up window will appear asking for confirmation to uninstall the extension. Select 'Uninstall' again, and the Nymeria Trojan (Loda) will be removed.


How to Reset Safari
IMPORTANT: Before resetting Safari make sure you back up all your saved passwords within the browser in case you forget them.

Start Safari and then click on the gear leaver icon.

Click the Reset Safari button and you will reset the browser.


Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer


Eliminate Nymeria Trojan (Loda) 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.


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