Luca Stealer Malware Removal

Luca stealer Tech Analysis & Removal Guide
Written by Brendan Smith

Luca Stealer is malware adeptly infiltrates systems, gathering sensitive data like system specifics, passwords, and credit card info from over 30 browsers.

Luca Stealer, propelled by a leaked source code, employs phishing and deceptive methods for propagation. It also targets messaging apps and gaming software while maintaining the capability to capture screenshots and extract files, emphasizing the urgent need for robust antivirus protection.

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Luca Stealer Overview

Luca, also referred to as RSStealer, represents a malicious software identified as a stealer. This type of malware actively extracts a broad spectrum of vulnerable data from compromised devices. Luca stealer has been coded using the Rust programming language.

As of now, the developer(s) have rolled out three updates to this stealer. Given the malware’s public availability, a steady stream of updates and modifications can be anticipated. Consequently, the functionalities, distribution methods, and employment of Luca may differ based on the specific variant and the cybercriminals leveraging it.

Name Luca (RSStealer) malware
Threat Type Trojan, password-stealing virus, banking malware, spyware.
Detection Microsoft (Trojan:Win32/Wacatac.B!ml), Gridinsoft (Trojan.Heur!.03014023)
Similar Behavior S1deload, NightClub, StealDeal
Damage Stolen passwords and banking information, identity theft, the victim’s computer added to a botnet.
Fix Tool See If Your System Has Been Affected by Luca Stealer Virus

Technical Analysis of Luca Stealer

The Luca Stealer exhibits the ability to extract a diverse range of information from compromised machines. Its focal points encompass the operating system, device nomenclature, CPU specifications, desktop environment, network interfaces, user account particulars, preferred system language, and currently active processes.

This pernicious software exhibits prowess in filching data from over thirty Chromium-based browsers. Within these applications, Luca adeptly acquires Internet cookies, user authentication credentials (comprising usernames and passwords), as well as credit card numbers. Additionally, the stealer demonstrates the capability to harvest data from password manager and cryptocurrency wallet browser extensions that are compatible with more than twenty distinct browsers.

The malware’s scope extends to messaging platforms like Telegram, Discord, ICQ, Skype, and Element. It similarly casts its net over software linked to gaming activities, encompassing Steam and Uplay (Ubisoft Connect). Moreover, certain iterations of Luca possess the capacity to seize screenshots and exfiltrate files housed on the victim’s apparatus.

In succinct summation, infections like Luca wield the potential to precipitate grave privacy breaches, substantial financial ramifications, and even identity usurpation. If suspicions arise concerning the presence of Luca stealer (or analogous malware) on your device, immediate recourse to antivirus measures is emphatically advised for its eradication.

Luca malware analysis from VirusTotal

Luca malware analysis from VirusTotal

Spreading methods

As noted earlier, due to the exposure of Luca Stealer’s source code, it has attained a state of public accessibility. Consequently, the vectors of its proliferation are contingent upon the prevailing strategies adopted by the cybercriminals in play.

In the main, the dissemination of malware adheres to strategies rooted in phishing and social engineering. Perpetrators commonly cloak pernicious programs within the façade of commonplace software or media bundles.

The foremost conduits for distribution encompass the surreptitious realm of drive-by downloads, artifices designed to mislead, scams perpetrated within the online domain, attachments and hyperlinks of malign intent woven into spam emails and messages, suspect channels for downloads (inclusive of freeware hubs, third-party websites, and P2P sharing networks), tools for illegal software activation (“cracking”), and counterfeited software updates.

Remove Luca Stealer 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 Luca Stealer as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

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

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.

Gridinsoft Setup Wizard

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.

Scan for Luca Stealer Stealers

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.

The Luca Stealer was Found

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.

The Luca Stealer has been removed

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 “Luca Stealer” 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.

Trojan Killer - Main View

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 ( and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

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.

Click Update Button

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.

Searching Luca Stealer Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching Luca Stealer Finished

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.

Restart needed

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 Luca Stealer 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)

My computer is infected with Luca Stealer malware, should I format my storage device to get rid of it?

Reformatting your storage device should only be considered as a last resort for removing Luca Stealer malware. Prior to taking such drastic action, it is advisable to perform a comprehensive scan using trustworthy antivirus or anti-malware software.

What are the biggest issues that malware can cause?

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.

What is the purpose of Luca Stealer?

The purpose of Luca Stealer 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.

Will Gridinsoft Anti-Malware protect me from malware?

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.
How to Remove Luca Stealer Malware

Name: Luca Stealer

Description: Utilizing leaked source code, Luca Stealer employs phishing tactics for distribution, surreptitiously extracting sensitive data such as passwords and credit card details from browsers. Beyond this, it targets messaging and gaming platforms. Its multifaceted threat extends to capturing screenshots and filching files. Mitigating Luca's impact necessitates robust cybersecurity measures.

Operating System: Windows

Application Category: Malware

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About the author

Brendan Smith

I'm Brendan Smith, a passionate journalist, researcher, and web content developer. With a keen interest in computer technology and security, I specialize in delivering high-quality content that educates and empowers readers in navigating the digital landscape.

With a focus on computer technology and security, I am committed to sharing my knowledge and insights to help individuals and organizations protect themselves in the digital age. My expertise in cybersecurity principles, data privacy, and best practices allows me to provide practical tips and advice that readers can implement to enhance their online security.

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