Klio Verfair Tools is a Potentially Unwanted Application (PUA) that functions as a dropper for the Legion Loader malware. Discovered during an analysis of a rogue installer, this application infiltrates systems through deceptive installation methods, often bundled with other software. At the time of research, Klio Verfair Tools was found installed alongside another PUA, SumatraPDF, further raising concerns about its distribution tactics.
Summary of Klio Verfair Tools
Attribute | Details |
---|---|
Threat Name | Klio Verfair Tools |
Threat Type | PUP (Potentially Unwanted Program), PUA (Potentially Unwanted Application), Dropper |
Associated Malware | Legion Loader |
Related PUAs | SumatraPDF |
Detection Names | NANO-Antivirus (Trojan.Win32.Injuke.kudqxk), Skyhigh (SWG) (Artemis!Trojan), Full List Available on VirusTotal |
Symptoms of Infection | Unexpected software installations, intrusive pop-ups, rogue redirects, slow internet speed, decreased system performance |
Distribution Methods | Deceptive pop-ups, bundled software installers |
Associated Domains | getpremiumapp[.]monster |
Potential Damage | System infections, financial losses, identity theft, privacy risks, slow computer performance |
Danger Level | High |

Remove Klio Verfair Tools
With SpyHunter
Download SpyHunter now and scan your computer for this and other cybersecurity threats!
What is Klio Verfair Tools?
PUAs like Klio Verfair Tools typically serve as delivery mechanisms for more dangerous threats. This application specifically introduces Legion Loader, a notorious malware loader responsible for infecting systems with a variety of threats, including:
- Trojans – Programs designed to gain unauthorized access to systems.
- Data stealers – Malware that collects sensitive personal and financial data.
- Ransomware – Malicious software that locks users out of their data and demands payment.
- Cryptocurrency miners – Programs that use system resources to mine cryptocurrencies without user consent.
- Malicious browser extensions – Tools that spy on browsing activity, extract data, and exploit system resources for proxyware activities.
Since Legion Loader acts as a chain infection initiator, its presence on a system means a high likelihood of multiple severe infections, leading to system slowdowns, privacy breaches, financial losses, and even identity theft.
How Does Klio Verfair Tools Spread?
This unwanted program is typically distributed via deceptive pop-up advertisements and bundled software installers. Users may unknowingly install Klio Verfair Tools when downloading free applications from unverified sources. Once inside a system, it operates covertly, enabling Legion Loader to deploy its harmful payload.
Symptoms of Klio Verfair Tools Infection
If your system is affected by this PUA, you may experience the following symptoms:
- Unexpected software installations – You may notice programs you don’t recall installing.
- Intrusive pop-ups and advertisements – Ads appear on your screen even when you’re not browsing.
- Rogue browser redirects – Websites load unexpectedly, taking you to suspicious domains.
- Slow system performance – Unexplained lags and crashes may occur.
- Reduced internet speed – Background activities may be consuming bandwidth.
Klio Verfair Tools, together with Legion Loader and SumatraPDF, poses a serious security risk. Avoid downloading software from unverified sources and always be cautious about bundled installers to prevent potential malware infiltration.
Complete Guide to Removing Potentially Unwanted Programs (PUPs)
Potentially Unwanted Programs (PUPs) infiltrate devices through software bundling and can cause slow performance, intrusive ads, and security risks. This guide provides manual removal instructions for Windows and Mac users, along with an automated method using SpyHunter.

Remove Klio Verfair Tools
With SpyHunter
Download SpyHunter now and scan your computer for this and other cybersecurity threats!
Manual Removal Guide for Windows & Mac
If you suspect a PUP is installed on your system, follow these steps to remove it manually.
Step 1: Uninstall Suspicious Programs
Windows Users
- Open Control Panel:
- Press Win + R, type
appwiz.cpl
, and hit Enter.
- Press Win + R, type
- Locate and Remove Unwanted Programs:
- Look for unfamiliar or suspicious applications.
- Right-click the program and select Uninstall.
- Follow the Uninstallation Process:
- If prompted, confirm by clicking Yes.
Mac Users
- Open Finder → Click Applications.
- Find and Remove Suspicious Apps:
- Look for programs that you don’t remember installing.
- Move to Trash:
- Drag the unwanted application to Trash.
- Empty the Trash:
- Right-click the Trash icon and select Empty Trash.
Step 2: Remove PUP-Related Browser Extensions
PUPs often install browser extensions that display ads or redirect search results.
Google Chrome
- Open Chrome → Click the three-dot menu.
- Go to More Tools → Extensions.
- Find any suspicious extensions and click Remove.
Mozilla Firefox
- Open Firefox → Click the Menu button (≡).
- Select Add-ons and themes → Extensions.
- Remove any unwanted extensions.
Microsoft Edge
- Open Edge → Click the three-dot menu.
- Select Extensions → Manage Extensions.
- Locate and Remove any unknown extensions.
Safari (Mac)
- Open Safari → Click Safari in the menu bar → Preferences.
- Navigate to the Extensions tab.
- Find and Uninstall any unfamiliar extensions.
Step 3: Reset Browser Settings (If Necessary)
If PUPs have altered your browser settings, reset them.
Google Chrome
- Open Chrome → Click three-dot menu → Settings.
- Scroll down and select Reset settings.
- Click Restore settings to their original defaults → Confirm.
Mozilla Firefox
- Open Firefox → Click Menu (≡) → Help.
- Select More Troubleshooting Information.
- Click Refresh Firefox and confirm.
Microsoft Edge
- Open Edge → Click Settings.
- Select Reset settings → Restore settings to their default values.
- Confirm the reset.
Safari (Mac)
- Open Safari → Click Safari in the menu bar.
- Select Clear History → Choose All History → Click Clear History.
Step 4: Check for Leftover PUP Files
Even after uninstallation, some PUPs leave traces behind.
Windows
- Press Win + R, type
%temp%
, and press Enter. - Delete all files in the Temp folder.
- Repeat the process for:
%appdata%
%localappdata%
C:\ProgramData
Mac
- Open Finder → Click Go → Go to Folder.
- Enter:javascriptCopyEdit
~/Library/Application Support/
- Look for and delete suspicious folders.
Automatic PUP Removal Using SpyHunter

Remove Klio Verfair Tools
With SpyHunter
Download SpyHunter now and scan your computer for this and other cybersecurity threats!
For a faster, more thorough, and easier solution, use SpyHunter, an advanced anti-malware tool.
Step 1: Download and Install SpyHunter
- Go to the official SpyHunter download page:
- Click the Download button and follow the installation instructions.
Step 2: Scan Your System
- Launch SpyHunter.
- Click Start Scan Now to initiate a full system scan.
- Wait for SpyHunter to detect any PUPs and malware.
Step 3: Remove Detected Threats
- Click Fix Threats to remove all detected PUPs.
- Restart your computer to complete the cleanup.
For detailed SpyHunter download and installation steps, refer to: SpyHunter Installation Guide
Final Recommendations
- Avoid Software Bundles: Always choose custom installation when installing free software.
- Use an Anti-Malware Tool: SpyHunter ensures your system stays protected from PUPs.
- Regularly Check Installed Programs & Browser Extensions: Be proactive in removing suspicious apps.
By following this guide, you can effectively remove and prevent Potentially Unwanted Programs (PUPs). If you want a quick and effortless solution, use SpyHunter to scan and remove threats.
Download SpyHunter for PUP Removal: SpyHunter Official Download