Trojan:MSIL/AgentTesla.FE!MTB Malware Removal

Written by Daniel Zimmerman
Trojan:MSIL/AgentTesla.FE!MTB is a detection name used by antivirus software to identify a specific variant or instance of the AgentTesla Trojan. AgentTesla is a dangerous information-stealing malware that is designed to capture sensitive information from infected systems, such as keystrokes, passwords, and login credentials.

AgentTesla can log keystrokes, take screenshots, and even record audio and video from the victim’s device. It then sends the stolen information to remote servers controlled by the attackers. This information can be used for various malicious purposes, including identity theft, financial fraud, or unauthorized access to sensitive accounts.

If Trojan:MSIL/AgentTesla.FE!MTB is detected on your system, it is crucial to take immediate action to remove the Trojan and ensure the security of your sensitive information. Use reputable antivirus software to scan and remove the malware, and consider changing passwords for your online accounts to prevent unauthorized access. Regularly updating your operating system and applications, as well as practicing safe browsing habits, can also help protect against such threats.

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What does the notification with Trojan:MSIL/AgentTesla.FE!MTB detection mean?

The Trojan:MSIL/AgentTesla.FE!MTB detection you can see in the lower right side is displayed to you by Microsoft Defender. That anti-malware application is quite OK at scanning, but prone to be mainly unreliable. It is prone to malware invasions, it has a glitchy interface and problematic malware clearing features. Therefore, the pop-up which states concerning the AgentTesla is just an alert that Defender has found it. To remove it, you will likely need to use a separate anti-malware program.

Trojan:MSIL/AgentTesla.FE!MTB found

Microsoft Defender: “Trojan:MSIL/AgentTesla.FE!MTB”

The exact Trojan:MSIL/AgentTesla.FE!MTB virus is a really unpleasant thing. It is present inside of your Windows disguised as a part of something benevolent, or as a piece of the app you downloaded from a forum. Then, it makes everything to weaken your system. At the end of this “party”, it injects other viruses – ones which are wanted by cyber burglars who control this malware. Hence, it is impossible to predict the effects from AgentTesla actions. And the unpredictability is one of the most upleasant things when it comes to malware. That’s why it is rather not to choose at all, and don’t let the malware to complete its task.

Threat Summary:

NameAgentTesla Trojan
DetailsAgentTesla highly dangerous information-stealing Trojan that can compromise your sensitive data, including passwords and login credentials. It poses a significant risk to your privacy and can lead to identity theft, financial fraud, and unauthorized access to your accounts. Immediate action is necessary to remove the malware and protect your information.
Fix ToolSee If Your System Has Been Affected by AgentTesla Trojan

Trojan:MSIL/AgentTesla.FE!MTB – The Danger of Information-Stealing Malware

Trojan:MSIL/AgentTesla.FE!MTB is a detection name used by antivirus software to identify a specific variant or instance of the AgentTesla Trojan. This particular malware is highly dangerous as it belongs to the category of information-stealing Trojans.

AgentTesla is designed to stealthily infiltrate systems and covertly capture sensitive information from infected devices. It employs various techniques to carry out its malicious activities, putting users at significant risk of data theft, financial fraud, and unauthorized access to personal accounts.

How AgentTesla Works

AgentTesla is equipped with sophisticated capabilities that allow it to collect and exfiltrate sensitive data without the victim’s knowledge. Here’s a breakdown of its typical behavior:

  1. Keylogging: AgentTesla can log keystrokes, recording everything a user types on their keyboard, including passwords, login credentials, and other sensitive information.
  2. Screenshot Capture: The malware has the ability to take screenshots of the victim’s screen, potentially capturing sensitive data displayed on the monitor.
  3. Clipboard Monitoring: AgentTesla can monitor and collect data copied to the clipboard, which can include valuable information like credit card numbers or login credentials.
  4. Audio and Video Recording: In some cases, AgentTesla can even activate the device’s microphone and camera to record audio and video, further compromising privacy and security.

The Risks and Impacts

The risks associated with Trojan:MSIL/AgentTesla.FE!MTB are significant and can have severe consequences for individuals and organizations alike. Here are some of the potential impacts:

  • Identity Theft: The stolen information can be used for identity theft, allowing attackers to impersonate victims, open fraudulent accounts, or perform other malicious activities in their name.
  • Financial Fraud: With access to login credentials and financial data, attackers can carry out unauthorized transactions, drain bank accounts, or engage in other forms of financial fraud.
  • Unauthorized Access: The captured information can grant attackers access to various accounts, including email, social media, or business systems, enabling them to exploit sensitive data or launch further attacks.

Protection and Mitigation

To protect yourself from the dangers of Trojan:MSIL/AgentTesla.FE!MTB and similar information-stealing Trojans, it is crucial to take the following measures:

  1. Use Reliable Antivirus Software: Ensure that you have reputable antivirus software installed and regularly updated to detect and remove malware threats like AgentTesla.
  2. Keep Your System Updated: Maintain up-to-date operating system and application software to patch vulnerabilities that malware may exploit.
  3. Exercise Caution Online: Be vigilant when opening email attachments, clicking on suspicious links, or downloading files from untrusted sources.
  4. Implement Strong Passwords: Use unique, complex passwords for your accounts and consider using a password manager to securely manage them.
  5. Enable Two-Factor Authentication (2FA): Utilize 2FA whenever possible to add an extra layer of security to your accounts.

By following these best practices and maintaining a proactive approach to cybersecurity, you can significantly reduce the risk of falling victim to Trojan:MSIL/AgentTesla.FE!MTB and other similar threats.

How did I get this virus?

It is difficult to line the origins of malware on your computer. Nowadays, things are mixed, and spreading tactics used by adware 5 years ago can be used by spyware these days. However, if we abstract from the exact distribution method and will think of why it has success, the answer will be very simple – low level of cybersecurity awareness. Individuals press on ads on weird websites, open the pop-ups they receive in their browsers, call the “Microsoft tech support” thinking that the weird banner that says about malware is true. It is necessary to recognize what is legit – to prevent misunderstandings when trying to identify a virus.

Microsoft tech support scam

The example of Microsoft Tech support scam banner

Nowadays, there are two of the most common ways of malware distribution – bait e-mails and also injection into a hacked program. While the first one is not so easy to evade – you need to know a lot to recognize a fake – the 2nd one is very easy to handle: just don’t utilize cracked applications. Torrent-trackers and various other sources of “free” applications (which are, in fact, paid, but with a disabled license checking) are just a giveaway place of malware. And Trojan:MSIL/AgentTesla.FE!MTB is just one of them.

How to remove the Trojan:MSIL/AgentTesla.FE!MTB?

Trojan:MSIL/AgentTesla.FE!MTB malware is very hard to remove by hand. It places its files in a variety of locations throughout the disk, and can get back itself from one of the elements. Moreover, various changes in the windows registry, networking configurations and Group Policies are pretty hard to find and return to the original. It is much better to make use of a specific program – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the most ideal for virus elimination objectives.

Why GridinSoft Anti-Malware? It is pretty light-weight and has its detection databases updated nearly every hour. In addition, it does not have such problems and exploits as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware ideal for getting rid of malware of any type.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Trojan:MSIL/AgentTesla.FE!MTB in the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • Trojan:MSIL/AgentTesla.FE!MTB in the scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of AgentTesla the default option is “Delete”. Press “Apply” to finish the malware removal.
  • Trojan:MSIL/AgentTesla.FE!MTB - After Cleaning

Frequently Asked Questions

What is AgentTesla?

AgentTesla is a type of information-stealing malware that belongs to the Trojan category. It is designed to capture sensitive data from infected devices without the user’s knowledge.

How does AgentTesla infect systems?

AgentTesla can infect systems through various means, including malicious email attachments, compromised websites, drive-by downloads, or by exploiting software vulnerabilities.

What data does AgentTesla steal?

AgentTesla is capable of stealing various types of sensitive information, including keystrokes, login credentials, credit card details, personal documents, and other confidential data.

How does AgentTesla capture information?

AgentTesla uses keylogging techniques to record keystrokes, takes screenshots of the user’s screen, monitors clipboard activity, and can even record audio and video from the infected device.

What are the risks of having AgentTesla on my system?

The risks associated with AgentTesla include identity theft, financial fraud, unauthorized access to accounts, and the potential compromise of personal and confidential information.

How can I protect my system from AgentTesla?

To protect your system from AgentTesla and similar threats, it is important to use reputable antivirus software, keep your operating system and applications up to date, exercise caution when opening email attachments or visiting unfamiliar websites, and implement strong security practices such as using unique passwords and enabling two-factor authentication.

How can I remove AgentTesla from my system?

Removing AgentTesla requires the use of advanced antivirus software capable of detecting and removing the malware. Perform a full system scan with reputable security software and follow the recommended actions to quarantine and remove the threat.

Can AgentTesla be used for legal purposes?

While AgentTesla is primarily used as a malicious tool for stealing information, it is worth mentioning that some organizations may use it for legitimate purposes such as cybersecurity testing or employee monitoring. However, it is crucial to obtain proper authorization and adhere to legal and ethical guidelines when using such tools.

How can I stay updated about the latest security threats like AgentTesla?

Stay informed by regularly following cybersecurity news, subscribing to reliable security blogs or newsletters, and keeping your antivirus software and security tools up to date. Additionally, implementing safe browsing habits and practicing general cybersecurity best practices will help mitigate the risk of falling victim to malware like AgentTesla.
How to Remove Trojan:MSIL/AgentTesla.FE!MTB Malware

Name: Trojan:MSIL/AgentTesla.FE!MTB

Description: Trojan:MSIL/AgentTesla.FE!MTB is a specific variant of the AgentTesla Trojan, which is an information-stealing malware. It infiltrates systems and covertly captures sensitive data, such as keystrokes, login credentials, and personal information, without the user's knowledge. This Trojan poses significant risks, including identity theft, financial fraud, and unauthorized access to accounts, making it essential to take immediate action to remove it and safeguard sensitive information. Regularly updating security software, practicing safe browsing habits, and implementing strong security measures are crucial for protecting against this threat.

Operating System: Windows

Application Category: Trojan

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About the author

Daniel Zimmerman

I'm Daniel, a seasoned professional deeply passionate about the realm of security and malware defense. With over a decade of experience in the security industry and a background in writing, I am thrilled to share my expertise through this cybersecurity blog.

Throughout my career, I've had the privilege of working on the front lines of cybersecurity, tirelessly combating emerging threats and safeguarding digital environments. This hands-on experience has allowed me to develop a deep understanding of the ever-evolving landscape of malware and cyber-attacks.

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