PUP.ConverterFreeOnline

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Last updated:

Threat Scorecard

Threat Level: 10 % (Normal)
Infected Computers: 3,985
First Seen: August 14, 2014
Last Seen: May 11, 2026
OS(es) Affected: Windows

The detection of PUP.ConverterFreeOnline on your system indicates the presence of a potentially unwanted program (PUP) that may be causing issues with your computer's performance and security. It is essential to understand the nature of this threat and take appropriate steps to remove it and prevent future infections.

What Is PUP.ConverterFreeOnline?

PUP.ConverterFreeOnline is a type of potentially unwanted program that may have been installed on your system without your knowledge or consent. PUPs are software applications that may not be malicious in nature but can still cause problems with your computer's performance, stability, and security. They often come bundled with other software or are downloaded from the internet, and can be challenging to remove without proper guidance.

How PUP.ConverterFreeOnline Operates

PUPs like PUP.ConverterFreeOnline typically operate by installing themselves on your system and then modifying various settings to achieve their goals. They may change your browser's homepage, default search engine, or other settings to redirect you to specific websites or display unwanted advertisements. In some cases, PUPs may also collect your personal data, such as browsing history or search queries, and transmit it to third-party servers for further analysis or exploitation.

It is crucial to note that PUPs can be particularly tricky to detect and remove, as they often disguise themselves as legitimate software or system files. Moreover, they may use various tactics to evade detection, such as code obfuscation or anti-debugging techniques, making it challenging for security software to identify and eliminate them.

Symptoms of Infection

If your system is infected with PUP.ConverterFreeOnline, you may experience a range of symptoms, including unwanted advertisements, browser redirects, or changes to your system's settings. You may also notice a decrease in your computer's performance, as PUPs can consume system resources and slow down your machine. In some cases, you may even encounter fake alerts or warnings, attempting to trick you into installing additional malware or purchasing unnecessary software.

  • Unwanted advertisements or pop-ups
  • Browser redirects or changes to your homepage
  • Decreased system performance or slow downs
  • Fake alerts or warnings
  • Changes to your system's settings or configuration

How to Remove PUP.ConverterFreeOnline

  1. Boot your system in Safe Mode with Networking to prevent the PUP from loading and interfering with the removal process.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove any malware or PUPs.
  3. Uninstall any suspicious programs or software that you do not recognize or need, as they may be related to the PUP.
  4. Reset your browser settings, including Chrome, Firefox, and Edge, to their default values to remove any changes made by the PUP.
  5. Reboot your system and perform another scan to ensure that the PUP has been completely removed and your system is clean.

Conclusion

Removing PUP.ConverterFreeOnline from your system requires careful attention to detail and a thorough understanding of the removal process. By following the steps outlined above and using reputable anti-malware tools, you can effectively eliminate this PUP and prevent future infections. It is essential to remain vigilant and take proactive measures to protect your system from PUPs and other types of malware, including keeping your software up-to-date, avoiding suspicious downloads, and using robust security software to detect and remove threats.

SpyHunter Detects & Remove PUP.ConverterFreeOnline

File System Details

PUP.ConverterFreeOnline may create the following file(s):
# File Name MD5 Detections
1. ConverterFreeOnlineUpdt.exe 0b898e95e4058effdd0a2674989497ce 3,525

Registry Details

PUP.ConverterFreeOnline may create the following registry entry or registry entries:
CLSID
{2AD5F48E-F9B7-4FC9-8D9A-1133B5ECFD78}
{C37441D1-E3E2-4733-BA49-FB8C35629E5B}
SOFTWARE\Classes\ConverterFreeOnline
SOFTWARE\Classes\ConverterFreeOnline.1
SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{C37441D1-E3E2-4733-BA49-FB8C35629E5B}
SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{C37441D1-E3E2-4733-BA49-FB8C35629E5B}
Software\Microsoft\Windows\CurrentVersion\Run\CFO
SOFTWARE\Mozilla\Firefox\Extensions\extension@Converter_Free_Online.com
SOFTWARE\Wow6432Node\Converter Free Online
SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{C37441D1-E3E2-4733-BA49-FB8C35629E5B}
SOFTWARE\Wow6432Node\Mozilla\Firefox\Extensions\extension@Converter_Free_Online.com
SOFTWARE\Wow6432Node\ZUpdater\ConverterFreeOnlineUpdt.exe
SYSTEM\ControlSet001\services\ConverterFreeOnlineUpdt
SYSTEM\ControlSet002\services\ConverterFreeOnlineUpdt
SYSTEM\CurrentControlSet\services\ConverterFreeOnlineUpdt

Directories

PUP.ConverterFreeOnline may create the following directory or directories:

%PROGRAMFILES%\Converter Free Online
%PROGRAMFILES(X86)%\Converter Free Online