What Is Ursnif Trojan?
Ursnif Trojan is a nasty threat that may infect your computer without you even realizing it. Its primary purpose is to perform spyware activities like steal your files or steal your passwords or financial information. But it may also act on the request of the people who have infected you with it which means that this virus is completely unpredictable and it may even damage your computer.
In case you have been infected with this virus we strongly suggest that you immediately pull out all your important files from your computer and start a removal procedure of this Trojan. The removal guide for Ursnif Trojan can be found at the end of this SensorsTechForum.com article.
Ursnif Trojan Summary
| Name | Ursnif Trojan, also known as Trojan.Ursnif.S |
| Type | Trojan Horse |
| Short Description | May steal different files from your computer and may infect it with more malware. |
| Symptoms | The trojan may reamain hidden, but one giveaway is suspicious processes running on your Task Manager or Activity Monitor. |
| Distribution Method | Bundled downloads. Web pages which may advertise it. |
| Detection Tool |
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User Experience | Join Our Forum to Discuss Ursnif Trojan. |
Ursnif Trojan – More Information
Ursnif Trojan can infect your computer by being sent to you via email. It could pretend to be an important type of email coming from your job, from banks or a ticket from an airplane company. We have even seen cases where the Ursnif Trojan file emails pretend to be a receipt of purchase that you don’t even remember making for a website that could pose as eBay or some other online retailer store.
Other files which may be used to spread this virus on your computer could be of the following types of downloaded data:
- Cracks.
- Patches.
- Fake software.
- Installers.
- Adware.
- Corrupted archives.
- E-mail attachments.
Once has already gotten into your computer it may perform a lot of different virus activities. It can become an administrator of your OS which may allow it to do the following types of malicious actions:
- Tap into your camera or microphone.
- Read and change data on your browser.
- Log the keystrokes you type on your keyboard.
- Obtain information and saved passwords.
- Steal files.
- Download other malware.
- Delete files that may damage your OS.
Because of these risks we strongly recommend that you do a backup of your files and immediately remove Ursnif Trojan from your computer.
Steps to Remove Ursnif Trojan
In order to remove this malware from your computer we strongly recommend that you follow the removal guide that is shown below. It contains the necessary steps to detect and get rid of this software but we warn you that you need to have some malware removal experience. For maximum effectiveness of the removal we strongly recommend that you download and install an advanced anti malware software. Scanning your computer with such program will automatically detect this malware and unwanted software and make sure that it is fully erased from your machine. Furthermore having this software means that your computer will stay as protected as possible from such threats in the future.
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.
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Preparation before removing Ursnif Trojan.
Before starting the actual removal process, we recommend that you do the following preparation steps.
- Make sure you have these instructions always open and in front of your eyes.
- Do a backup of all of your files, even if they could be damaged. You should back up your data with a cloud backup solution and insure your files against any type of loss, even from the most severe threats.
- Be patient as this could take a while.
- Scan for Malware
- Fix Registries
- Remove Virus Files
Step 1: Scan for Ursnif Trojan with SpyHunter Anti-Malware Tool
Step 2: Clean any registries, created by Ursnif Trojan 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 Ursnif Trojan there. This can happen by following the steps underneath:
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.Step 3: Find virus files created by Ursnif Trojan on your PC.
1.For Windows 8, 8.1 and 10.
For Newer Windows Operating Systems
1: On your keyboard press + R and write explorer.exe in the Run text box and then click on the Ok button.
2: Click on your PC from the quick access bar. This is usually an icon with a monitor and its name is either “My Computer”, “My PC” or “This PC” or whatever you have named it.
3: Navigate to the search box in the top-right of your PC's screen and type “fileextension:” and after which type the file extension. If you are looking for malicious executables, an example may be "fileextension:exe". After doing that, leave a space and type the file name you believe the malware has created. Here is how it may appear if your file has been found:
N.B. We recommend to wait for the green loading bar in the navigation box to fill up in case the PC is looking for the file and hasn't found it yet.
2.For Windows XP, Vista, and 7.
For Older Windows Operating Systems
In older Windows OS's the conventional approach should be the effective one:
1: Click on the Start Menu icon (usually on your bottom-left) and then choose the Search preference.
2: After the search window appears, choose More Advanced Options from the search assistant box. Another way is by clicking on All Files and Folders.
3: After that type the name of the file you are looking for and click on the Search button. This might take some time after which results will appear. If you have found the malicious file, you may copy or open its location by right-clicking on it.
Now you should be able to discover any file on Windows as long as it is on your hard drive and is not concealed via special software.
Ursnif Trojan FAQ
What Does Ursnif Trojan Trojan Do?
The Ursnif Trojan Trojan is a malicious computer program designed to disrupt, damage, or gain unauthorized access to a computer system.
It can be used to steal sensitive data, gain control over a system, or launch other malicious activities.
Can Trojans Steal Passwords?
Yes, Trojans, like Ursnif Trojan, can steal passwords. These malicious programs are designed to gain access to a user's computer, spy on victims and steal sensitive information such as banking details and passwords.
Can Ursnif Trojan Trojan Hide Itself?
Yes, it can. A Trojan can use various techniques to mask itself, including rootkits, encryption, and obfuscation, to hide from security scanners and evade detection.
Can a Trojan be Removed by Factory Reset?
Yes, a Trojan can be removed by factory resetting your device. This is because it will restore the device to its original state, eliminating any malicious software that may have been installed. Bear in mind, that there are more sophisticated Trojans, that leave backdoors and reinfect even after factory reset.
Can Ursnif Trojan Trojan Infect WiFi?
Yes, it is possible for a Trojan to infect WiFi networks. When a user connects to the infected network, the Trojan can spread to other connected devices and can access sensitive information on the network.
Can Trojans Be Deleted?
Yes, Trojans can be deleted. This is typically done by running a powerful anti-virus or anti-malware program that is designed to detect and remove malicious files. In some cases, manual deletion of the Trojan may also be necessary.
Can Trojans Steal Files?
Yes, Trojans can steal files if they are installed on a computer. This is done by allowing the malware author or user to gain access to the computer and then steal the files stored on it.
Which Anti-Malware Can Remove Trojans?
Anti-malware programs such as SpyHunter are capable of scanning for and removing Trojans from your computer. It is important to keep your anti-malware up to date and regularly scan your system for any malicious software.
Can Trojans Infect USB?
Yes, Trojans can infect USB devices. USB Trojans typically spread through malicious files downloaded from the internet or shared via email, allowing the hacker to gain access to a user's confidential data.
About the Ursnif Trojan Research
The content we publish on SensorsTechForum.com, this Ursnif Trojan how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific trojan problem.
How did we conduct the research on Ursnif Trojan?
Please note that our research is based on an independent investigation. We are in contact with independent security researchers, thanks to which we receive daily updates on the latest malware definitions, including the various types of trojans (backdoor, downloader, infostealer, ransom, etc.)
Furthermore, the research behind the Ursnif Trojan threat is backed with VirusTotal.
To better understand the threat posed by trojans, please refer to the following articles which provide knowledgeable details.