Trojan:Win32/Spallowz.A!cl has been identified as a threat by several antivirus programs, typical of malware targeting the core system of Windows to perform its intended functions. Upon infiltration, this Trojan is programmed to execute a series of commands, collecting various data, including system settings, Windows version information, and network configurations, which are subsequently transmitted to a remote attacker for analysis.

If Trojan:Win32/Spallowz.A!cl is detected on a Windows system, the first step is to isolate the infected computer from the network to prevent further spread of the malware. Next, initiate a full system scan using reputable antivirus software to identify and remove Trojan:Win32/Spallowz.A!cl and any associated malicious files or processes.

Illustration of Trojan:Win32/Spallowz.A!cl

After the effective removal of Trojan:Win32/Spallowz.A!cl, it’s advisable to perform a comprehensive review of system logs and files to identify any suspicious activity or potential vulnerabilities that may have facilitated the malware’s infiltration. Additionally, implement security best practices such as keeping the operating system and software up-to-date, regularly backing up essential data, and educating users about safe browsing habits to reduce the risk of future infections.

How does it infect the computer?

Installation of Trojan:Win32/Spallowz.A!cl generally occurs when malicious code is executed on a computer, with the sources of this trojan’s distribution exhibiting variability over time. Common methods include the dissemination of spam email messages masquerading as legitimate correspondence from reputable institutions, containing persuasive language aimed at convincing recipients to open attached files harboring the malicious payload.

Additionally, distribution via malicious links within social media platforms and instant messaging programs, as well as through illegally distributed software and media materials, are observed avenues for propagating Trojan:Win32/Spallowz.A!cl.

How does this malware operate?

Operational mechanisms of Trojan:Win32/Spallowz.A!cl involve the creation of a self-replicating copy within system files upon Windows startup, alongside the establishment of a registry entry to facilitate automatic invocation during boot-up sequences. Furthermore, this malware may deploy benign files across various directories within the compromised computer system.

Trojan:Win32/Spallowz.A!cl intermittently establishes connections with remote hosts to undertake tasks such as notifying the attacker of new infections, transmitting gathered data from the infected computer, downloading and executing additional files, including updated versions of the Trojan, and accepting commands from a remote attacker.


While symptoms of Trojan:Win32/Spallowz.A!cl are often discreet, operating silently in the background. Alerts from several antivirus and anti-malware programs may indicate its presence.

How to remove Trojan:Win32/Spallowz.A!cl?

To totally remove Trojan:Win32/Spallowz.A!cl from the computer and get rid of relevant viruses and trojans, please execute the procedures as stated on this page. Make sure that you have completely scanned the system with the suggested malware removal tools and virus scanners.

Step 1 : Scan the PC with Combo Cleaner for Windows

Combo Cleaner is a trusted computer security and optimization tool equipped with a powerful virus and malware detection engine. This program can get rid of computer virus like Trojan:Win32/Spallowz.A!cl through this procedure.

1. Download the application from the following page:

2. Save the file to your preferred location.

3. Double-click the downloaded file CCSetup.exe and install with the default settings.

4. At the end of the setup process, click Finish to run Combo Cleaner.

5. The tool will update the database file; please wait for this process to complete.

6. To begin checking for threats like Trojan:Win32/Spallowz.A!cl, click on the Start Scan button. Wait for this scan to finish.

Screenshot of Combo Cleaner PC

7. At the end of the scan process, click on Remove all threats to delete Trojan:Win32/Spallowz.A!cl malware, including all malicious objects from the computer.

To fully optimize the features of antivirus and privacy scanners, users may have to upgrade to the premium version.

Please continue with the succeeding removal procedures if you are comfortable manually getting rid of the computer virus and malicious items linked to it.

Step 2 : Start Windows in Safe Mode With Networking

The method of running Windows in Safe Mode before running a virus scan is effective in getting rid of Trojan:Win32/Spallowz.A!cl. This process can prevent most viruses and malware from loading, making it easier to detect and remove them.

1. On the Windows Search bar, please type msconfig.

Screenshot of Win 11 Search

2. Select and open System Configutation on the list of found results.

3. Once you are in the System Configuration window, go to the Boot tab.

Screenshot of Msconfig Win 11

4. Under the Boot Options area, please check Safe Boot so that it starts in Safe Mode after restarting.

5. Next, select Network. This will allow Windows to boot in Safe Mode with Networking.

6. Lastly, click on Apply and OK to save the changes.

7. Please restart Windows.

Do not forget to restore the normal boot process of Windows after running the virus scan. Simply repeat the method above, and this time, uncheck the Safe Boot option to run Windows normally.

Step 3 : Run Sophos Home Virus Scanner

To remove Trojan:Win32/Spallowz.A!cl automatically, scanning the computer with this powerful virus and malware removal tool is recommended. This scanner does not just uncover known threats like viruses or malware; it is also effective in discovering harmful files associated to Trojan:Win32/Spallowz.A!cl.

1. Please click on the link below to download the program.

2. After downloading, locate the file SophosInstall.exe in the Downloads folder.

3. Install by double-clicking on the file.

4. If it prompts "Do you want to allow this app to make changes on your device?" please click Yes.

5. Next, it will display the Terms and Conditions page. Click the Install button to begin.

Screenshot of Terms by Sophos Home

6. Run the installation with the default settings. Please note that an internet connection is required in order to download important updates.

7. After finishing the installation, you must login to the dashboard. If you already have a Sophos account, please login. Otherwise, please enter your details and click on the Create Account button.

8. Once you are in the Sophos Home console, click the Scan button to start checking the computer for Trojan:Win32/Spallowz.A!cl components.

Screenshot of Sophos Home

9. Scanning may take a while; please wait for this process to finish.

10. After scanning the computer, Sophos Home will start cleaning or deleting files infected with Trojan:Win32/Spallowz.A!cl.

11. You may now close Sophos Home. The computer is now free from Trojan:Win32/Spallowz.A!cl, as well as associated malware and viruses.

After executing the above instructions, Trojan:Win32/Spallowz.A!cl should have been completely removed from the computer. If there are still signs of infection or the computer is displaying unusual behaviors, please continue with the remaining procedures.

Another alternative for Windows 10/11 users is to scan the computer with Microsoft Defender Offline. This will run a virus scan in the recovery environment.

Step 4 : Double Check with Windows Security Apps

Microsoft Windows has a built-in security application that you can use to double-check if your computer is still infected with Trojan:Win32/Spallowz.A!cl. For Windows 10/11 users, please run Windows Security.

Windows 10 / 11 Instructions:

Windows Security is a free tool that was built to help you remove Trojan:Win32/Spallowz.A!cl, viruses, and other malicious items from Windows 10/11 systems. Follow these procedures to scan your computer with the tool:

1. Tap or click the Search charm and search for Windows Security

2. Click Open to run the program.

Screenshot of Win 11 Search

3. On the Dashboard, click Virus and threat protection from the sidebar.

Screenshot of Win 11 Virus Protection

4. On the right panel, click on Scan Options to see different levels of checking the computer.

5. Next, please select Full Scan button.

Screenshot of Full Scan Win 11

6. Lastly, click on the Scan now button to start scanning for the presence of Trojan:Win32/Spallowz.A!cl. The process may take a while to complete.

7. After the scan, Delete/Quarantine identified threats, whether they were relevant to Trojan:Win32/Spallowz.A!cl or not. You may now restart Windows to complete the virus removal process.

For Windows 8.1 and Windows 7, you can scan the computer for free with the Microsoft Malicious Software Removal Tool (MSRT 64-Bit). It is a stand-alone virus scanner tool that targets prevalent malware groups.

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