RATRUN Stealer is a type of malware classified as an information stealer. It is designed to infiltrate and compromise systems, primarily targeting web browsers to harvest sensitive data from its victims. Once RATRUN Stealer infects a system, it operates stealthily to extract valuable information, including login credentials, stored passwords, and other personal data.
The stolen data is then sent to remote servers that are under the control of cybercriminals. With unauthorized access to the victim’s sensitive information, these cybercriminals can potentially engage in various malicious activities, such as identity theft, financial fraud, or targeted attacks.
RATRUN Stealer is considered a sophisticated malware, capable of evading detection and silently extracting data without the victim’s knowledge. It poses a significant threat to individuals and organizations, as the stolen information can be exploited for various nefarious purposes.
To protect against RATRUN Stealer and similar threats, it is crucial to implement robust security measures, including using reputable antivirus software, keeping operating systems and applications up-to-date, and practicing caution while browsing the internet, downloading files, and clicking on links or attachments from unknown or suspicious sources. Regular user education on cybersecurity best practices is also essential in mitigating the risks posed by information-stealing malware like RATRUN Stealer.
What is RATRUN?
RATRUN is a type of malware that falls under the category of information stealers. Once it infiltrates a system, RATRUN operates stealthily to extract sensitive data, including login credentials, which it then sends to remote servers controlled by cybercriminals. It is crucial for users to eliminate this malware from affected computers as soon as possible.
| Name | RATRUN Stealer |
| Detection | Infostealer |
| Similar behavior | Nitrogen |
| Damage | It targets web browsers to extract sensitive data, including login credentials, stored passwords, and other personal information, which it then sends to remote servers controlled by cybercriminals. |
| Fix Tool | See If Your System Has Been Affected by RATRUN Virus |
RATRUN is a sophisticated information-stealing malware, specifically designed to target web browsers and harvest sensitive data. Once it infects a system, RATRUN silently infiltrates the browser’s environment and discreetly extracts a wide range of information from its victims.
One of its primary targets is browser cookies, which store valuable authentication and session data. By stealing cookies, RATRUN gains unauthorized access to the user’s logged-in accounts, potentially compromising personal and financial information.
In addition to cookies, RATRUN is engineered to extract stored passwords from the browser’s memory, providing cybercriminals with direct access to various online accounts, including email, social media, and banking platforms. This level of access can lead to monetary loss, identity theft, and other issues.
Furthermore, RATRUN specifically focuses on stealing Facebook data, seeking to access private messages, personal information, and contact lists. The stolen Facebook data can be exploited for malicious activities, such as phishing campaigns or targeted attacks.
RATRUN could potentially evolve to possess expanded capabilities, enabling it to pilfer a broader array of sensitive data in the future.
More examples of information stealers are Qwixx and RootTeam.
Summary
Due to its capability to stealthily infiltrate browsers and compromise user credentials and personal data, RATRUN poses a significant threat to individuals and organizations alike. Protecting against this malware requires robust security measures, including up-to-date antivirus software, regular system updates, and user education on identifying and avoiding potential infection vectors.
How did RATRUN infiltrate my computer?
Users may unknowingly install malware by downloading files from untrusted sources or clicking on suspicious links, which can initiate the installation of malicious software. Similarly, opening attachments from unknown or suspicious emails can trigger the execution of malware on the system.
Visiting compromised or malicious websites can expose users to drive-by downloads, automatically downloading and installing malware. Furthermore, clicking on deceptive or malicious advertisements, particularly on untrusted websites, may result in the automatic download and installation of malware.
Users should also be wary of social engineering tactics that trick them into downloading and installing malware through fake software updates or deceptive messages.
How to avoid installation of malware?
To protect your computer from malware like RATRUN, follow these guidelines:
- Download programs/apps and files from reputable sources, such as official app stores and trusted websites. Avoid downloading from unverified stores, P2P networks, third-party downloaders, shady websites, etc.
- Use reputable antivirus software and keep it up-to-date.
- Regularly update your operating system, applications, and antivirus software to ensure you have the latest security patches.
- Be cautious while clicking on links, ads, and attachments, especially if they are from unfamiliar or suspicious sources. Remember that irrelevant or unexpected emails from unknown addresses are likely to contain harmful (malicious) files or links.
If you suspect that your computer is already infected, we recommend running a scan with Gridinsoft Anti-Malware to automatically eliminate infiltrated malware.
Remove RATRUN with Gridinsoft Anti-Malware
We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Stealers as shown from our tests with the software, and we assure you that it can remove RATRUN as well as other malware hiding on your computer.
To use Gridinsoft for remove malicious threats, follow the steps below:
1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website gridinsoft.com.
2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.
3.Follow the installation setup wizard's instructions diligently.
4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.
Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.
5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.
6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.
8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.
Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.
Trojan Killer for “RATRUN” removal on locked PC
In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.
There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.
Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.
Step 1: Download & Install Trojan Killer on a Clean Computer:
1. Go to the official GridinSoft website (gridinsoft.com) and download Trojan Killer to a computer that is not infected.
2. Insert a USB flash drive into this computer.
3. Install Trojan Killer to the "removable drive" following the on-screen instructions.
4. Once the installation is complete, launch Trojan Killer.
Step 2: Update Signature Databases:
5. After launching Trojan Killer, ensure that your computer is connected to the Internet.
6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.
Step 3: Scan the Infected PC:
7. Safely eject the USB flash drive from the clean computer.
8. Boot the infected computer to the Safe Mode.
9. Insert the USB flash drive.
10. Run tk.exe
11. Once the program is open, click on "Full Scan" to begin the malware scanning process.
Step 4: Remove Found Threats:
12. After the scan is complete, Trojan Killer will display a list of detected threats.
13. Click on "Cure PC!" to remove the identified malware from the infected PC.
14. Follow any additional on-screen prompts to complete the removal process.
Step 5: Restart Your Computer:
15. Once the threats are removed, click on "Restart PC" to reboot your computer.
16. Remove the USB flash drive from the infected computer.
Congratulations on effectively removing RATRUN and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.
Frequently Asked Questions (FAQ)
Reformatting your storage device should only be considered as a last resort for removing RATRUN malware. Prior to taking such drastic action, it is advisable to perform a comprehensive scan using trustworthy antivirus or anti-malware software.
Malware poses a significant risk to the security and privacy of sensitive information, potentially leading to identity theft, financial loss, and unauthorized access to personal accounts. Furthermore, it can disrupt the normal operation of a system, causing performance issues, system crashes, and data corruption.
The purpose of RATRUN is to enable remote access and control of compromised devices. It allows threat actors to perform various malicious activities, such as unauthorized access, data theft, system manipulation, and disabling security measures, potentially causing significant harm to individuals and organizations.
Gridinsoft Anti-Malware has the ability to identify and eliminate most malware infections. Nevertheless, it is crucial to recognize that sophisticated malware can remain hidden deep within the system. Consequently, conducting a complete system scan is imperative to detect and eradicate malware.
What is RATRUN?
Name: RATRUN
Description: RATRUN is a type of malware classified as an information stealer. It targets web browsers to extract sensitive data, including login credentials, stored passwords, and other personal information, which it then sends to remote servers controlled by cybercriminals.
Operating System: Windows
Application Category: Malware
