Windows Detected ZEUS Virus" Tech support scam: what it is and how to remove it

"Windows Detected ZEUS virus" is a fake alert which is almost identical to "You have a Zeus virus" and "Windows Defender Alert: Zeus Virus" scams. This message seeks to convince unaware users that they are infected with the notorious Zeus virus.

Facts checked October 6, 2026. Removal steps tested on Windows 11 (26H2) and checked against Microsoft's and the browser makers' current documentation. Sections marked as our earlier report are the original text: they describe the threat as it was then and have not been reviewed since. The 2026 status, the removal steps and the questions are current.

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Windows Detected ZEUS Virus" Tech support scam: windows detected zeus virus
Windows Detected ZEUS Virus" Tech support scam as our 2017 report showed it.

Windows Detected ZEUS Virus" Tech support scam: summary

Detection namesNo Microsoft detection name is known
DistributionNot recorded in the old report
DamageNot recorded in the old report
NameWindows Detected ZEUS Virus" Tech support scam
TypeTech support scam page
SymptomsA fake virus warning in a browser tab and a support phone number shown on screen
Removal

Scan the PC with security software to find and remove the malware and anything installed with it. Fortect scans Windows for malware and repairs the system files and settings it damaged.

Remove it nowTo use the full-featured product, you have to purchase a license for Fortect. The scan is free.
Show 5 more facts
Evidence6 write-ups by security sites; no sample analysed yet
ImitatesMicrosoft support
Phone number+1-866-625-5558
First seen28 November 2017
Facts checked6 October 2026

What the Windows Detected ZEUS Virus" Tech support scam pop-up looks like

a fake virus warning in a browser tab

says:

****Don't Restart Your Computer****

Windows Detected ZEUS Virus. The Infections detected, indicate some recent downloads on the computer which in turn has created problems on the computer.

Call Microsoft support +1-866-625-5558 and share this code B2957E to the Agent to Fix This.

******************************************

A Suspicious Connection Was Trying to Access Your Logins, Banking Details & Tracking Your Internet Activity.

Security Centre & Firewall Services are Disabled, Error code 0x8007042c

Your TCP Connection Was Blocked by Your Firewall. Your Accounts May be Suspended Until You Take an Action.

Is the Windows Detected ZEUS Virus" Tech support scam warning real?

  • Phone number: +1-866-625-5558

What the Windows Detected ZEUS Virus" Tech support scam scammers want

From our report of Nov 2017 · not reviewed since

Zeus virus returns in "Windows Detected ZEUS virus" scam

"Windows Detected ZEUS virus" is a fake alert which is almost identical to "You have a Zeus virus" and "Windows Defender Alert: Zeus Virus" scams.

This message seeks to convince unaware users that they are infected with the notorious Zeus virus. If you have ever heard about it, you can be scared after hearing its name because this trojan horse had been used to steal people's sensitive information.

Fortunately, Zeus virus is no longer existent. After being discovered in 2012, this botnet was finally detected and taken down in 2016. However, security experts have already reported about discovering two different viruses that are based on the same code - Zeus Panda virus and Terdot.

The idea of using Zeus name in "Windows Detected ZEUS virus" scam is quite obvious. This scary name is expected to help hackers trick users into calling the special number to connect to "Microsoft security experts." The aim of such calls is to wheedle out their money by signing them up for various services .

Note that crooks have been changing the body and the telephone number of "Windows Detected ZEUS virus" message quite often, so you may find similar alerts on your browser. However, at the moment of writing ,"Zeus virus detected" scam asks you to call +1-866-625-5558 number to solve the problem. The supposed Microsoft technicians will help you remove the malware.

The fake alert reads:

The most interesting fact is that this fake alert message has also been noticed on Mac operating systems. If we would take into account that the real Zeus trojan was originally created for Windows operating system only, you should be quite calm about your logins and similar credentials after seeing "Zeus virus detected on Mac" scam on your Mac's desktop.

If you want to get rid of this scam, you need to find an adware-type virus on your computer. Mostly, it spreads bundled with freeware and can infiltrate the system unnoticed. That's why we highly recommend using automatic removal option to remove Windows Detected ZEUS virus scam completely. In this case, try using .

Analyzing this scam further, it becomes obvious that it is quite average. The message contains statements that are completely ridiculous. Also, it is displayed while you are browsing the Internet, what is a total nonsense because Windows notifications do not occupy the browsers.

Moreover, "Windows Detected ZEUS virus" seems to be generated by a botnet sending out these scam alerts to multiple infected web browsers. The message contains a special code. e.g. "G3468D", serving as the indicator of the victim.

Needless to say that you should simply exit this scam message . For that, click on the below button "Prevent this page from creating additional dialogues." After that, you should fix your browser by following manual instructions or let malware elimination tool to take care of Windows Detected ZEUS virus removal. It will clean any remaining scripts and hidden files which trigger these alerts.

Do not get tempted to call the indicated number as you can only lose money and grant remote access to fraudsters to your computer. In that case, they might drop a real virus which then causes significantly more problems.

Windows Detected ZEUS Virus" Tech support scam: windows detected zeus virus
Windows Detected ZEUS Virus" Tech support scam in our 2017 report.
Windows Detected ZEUS Virus" Tech support scam: windows detected zeus
Windows Detected ZEUS Virus" Tech support scam in our 2017 report.

From our report of Nov 2017 · not reviewed since

New shades of Zeus virus scam (2017 version)

Unprotected system, outdated browser, and tendency to visit illegal movie streaming or gambling websites can increase the probability of running into Windows Detected ZEUS virus scam.

On the other hand, even if you are quite cautious, you might still run into this scam.

Luckily, this adware-type scam does not pose a huge threat to the device. However, regular alerts of such type should concern you. In that case, check whether the system is not infected with more exquisite malware. The fraudsters of this scam often inject a specific code in respective domains.

Likewise, it would be wiser to review your daily visited domains. If they get crowded with multiple flashy ads, it suggests that the domain relies on the support of third parties. More sophisticated tech support scams work via exploit kits so in order to lower the risk of the encounter, run regular scans with your security app. Now let proceed to Zeus scam removal methods.

How to get rid of the Windows Detected ZEUS Virus" Tech support scam pop-up

The warning is a web page and your PC is not infected by it.

Close it, then remove what keeps bringing it back.

  1. Step 1: Close the page without touching its buttons

    The warning is a web page, not Windows, so closing the browser ends it. If the page blocks the browser or goes full screen, press Esc first, then end the browser in Task Manager (Ctrl + Shift + Esc). Start the browser again without restoring the session.

    Warning: Do not call +1-866-625-5558 and do not let anyone connect to the PC: the people behind it sell fake repairs.

    On Windows 11 and Windows 10 the steps are identical.

    Full procedure with screenshots: Close a frozen app (Task Manager, Force Quit) On uGetFix

  2. Step 2: Scan the PC, then run the offline scan

    Open Windows Security > Virus & threat protection > Scan options, run a Full scan and remove everything it finds. Then select Microsoft Defender Antivirus (offline scan) and click Scan now: the PC restarts and scans before Windows loads, which finds files that hide while Windows runs.

    Save your work first, because the offline scan takes about 15 minutes. Both scans are built into Windows 11 and Windows 10, and a second scanner from another vendor is a useful extra opinion.

    Windows Security Scan options with Microsoft Defender Antivirus offline scan selected
    Windows 11: Windows Security > Virus & threat protection > Scan options.

    Full procedure with screenshots: Run a Microsoft Defender Offline scan

Instructions for each browser and system

The detailed steps for every browser and system this guide covers. Open the one you use.

Uninstall from Windows

To remove Windows Detected ZEUS virus from Windows, follow this guide very carefully:

Uninstall from Windows 10/8:

  1. Type Control Panel into the Windows search box and open the result.
  2. Under Programs, select Uninstall a program.Uninstall from Windows 10/8

Uninstall from Windows 7/XP:

  1. Click on Windows Start > Control Panel (Windows XP users should click on Add/Remove Programs).
  2. In Control Panel, select Programs > Uninstall a program.Uninstall from Windows 7/XP

Remove the unwanted program:

  1. In the Programs and Features window, look for any recently installed suspicious entries, select them, and click Uninstall.
  2. If User Account Control appears, click Yes to confirm, then complete the removal.Uninstall the unwanted program from Windows
Remove from Google Chrome

To fix Chrome, proceed thru all these steps:

Delete malicious extensions from Google Chrome:

  1. Open Google Chrome, click on the Menu (three vertical dots at the top-right corner) and select More tools > Extensions.
  2. In the newly opened window, you will see all the installed extensions. Uninstall all suspicious extensions related to the unwanted program by clicking Remove.Remove extensions from Chrome

Clear cache and web data from Chrome:

  1. Click on Menu and pick Settings.
  2. Under Privacy and security, select Clear browsing data.
  3. Select Browsing history, Cookies and other site data, as well as Cached images and files.
  4. Click Clear data.Clear cache and web data from Chrome

Change your homepage:

  1. Click menu and choose Settings.
  2. Look for a suspicious site in the On startup section.
  3. Click on Open a specific or set of pages and click on three dots to find the Remove option.

Reset Google Chrome:

If the previous methods did not help you, reset Google Chrome to eliminate all the unwanted components:

  1. Click on Menu and select Settings.
  2. In the Settings, scroll down and click Advanced.
  3. Scroll down and locate Reset and clean up section.
  4. Now click Restore settings to their original defaults.
  5. Confirm with Reset settings.Reset Chrome 2
Remove from Microsoft Edge

Delete unwanted extensions from MS Edge:

  1. Select Menu (three horizontal dots at the top-right of the browser window) and pick Extensions.
  2. From the list, pick the extension and click on the Gear icon.
  3. Click Remove.Remove extensions from Edge

Clear cookies and other browser data:

  1. Click on the Menu (three horizontal dots at the top-right of the browser window) and select Settings > Privacy, search, and services..
  2. Under Clear browsing data, pick Choose what to clear.
  3. Select Cookies and other site data and Cached images and files. (apart from passwords, although you might want to include Media licenses as well, if applicable) and click on Clear.Clear Edge browsing data

Restore new tab and homepage settings:

  1. Click the menu icon and choose Settings.
  2. Then find On startup section.
  3. Click Remove next to any suspicious startup page.

Reset MS Edge if the above steps did not work:

  1. Press on Ctrl + Shift + Esc to open Task Manager.
  2. Click on More details arrow at the bottom of the window.
  3. Select Details tab.
  4. Now scroll down and locate every entry with Microsoft Edge name in it. Right-click on each of them and select End Task to stop MS Edge from running.Reset MS Edge
Instructions for Chromium-based Edge

Delete extensions from MS Edge (Chromium):

  1. Open Edge and click select Settings > Extensions.
  2. Delete unwanted extensions by clicking Remove.Remove extensions from Chromium Edge

Clear cache and site data:

  1. Click on Menu and go to Settings.
  2. Select Privacy, search and services.
  3. Under Clear browsing data, pick Choose what to clear.
  4. Under Time range, pick All time.
  5. Select Clear now.Clear browser data from Chroum Edge

Reset Chromium-based MS Edge:

  1. Click on Menu and select Settings.
  2. On the left side, pick Reset settings.
  3. Select Restore settings to their default values.
  4. Confirm with Reset.
  5. This will disable extensions and reset startup pages but will not delete bookmarks, saved passwords, or browsing history.Reset Chromium Edge
Remove from Mozilla Firefox (FF)

To eliminate "Windows Detected ZEUS virus" from Firefox, remove all elements and hidden scripts of this scam with the help of this guide:

Remove dangerous extensions:

  1. Open Mozilla Firefox browser and click on the Menu (three horizontal lines at the top-right of the window).
  2. Select Add-ons.
  3. In here, select the unwanted extension and click Remove.Remove extensions from Firefox

Reset the homepage:

  1. Click three horizontal lines at the top right corner to open the menu.
  2. Choose Settings.
  3. Under Home, set your preferred homepage and new tab settings.

Clear cookies and site data:

  1. Click Menu and pick Settings.
  2. Go to Privacy & Security section.
  3. Scroll down to locate Cookies and Site Data.
  4. Click on Clear Data...
  5. Select Cookies and Site Data and Temporary cached files and pages, then click Clear.Clear cookies and site data from Firefox

Reset Mozilla Firefox

If clearing the browser as explained above did not help, reset Mozilla Firefox:

  1. Open Mozilla Firefox browser and click the Menu.
  2. Go to Help and then choose Troubleshooting Information.Reset Firefox 1
  3. Under Give Firefox a tune up section, click on Refresh Firefox...
  4. Once the pop-up shows up, confirm the action by pressing on Refresh Firefox.Reset Firefox 2
Delete from Safari

Remove dangerous extensions:

  1. Open Safari, click Safari in the menu at the top-left of the screen, and select Preferences.
  2. Go to the Extensions tab, look for any suspicious entries, and click Uninstall to remove them.Remove extensions from Safari

Clear history and website data:

  1. Click Safari in the menu and pick Clear History.
  2. Set Clear to all history and confirm with Clear History.Clear history from Safari

Reset Safari:

  1. Click Safari in the menu and select Preferences > Advanced.
  2. Enable Show Develop menu in menu bar.
  3. From the menu bar, click Develop and select Empty Caches.Reset Safari
Delete from macOS

Remove the unwanted application:

  1. From the menu bar, select Go > Applications.
  2. In the Applications folder, look for any suspicious entries, then drag them to Trash (or right-click and pick Move to Trash).Uninstall from Mac

Delete leftover files and folders:

  1. Select Go > Go to Folder.
  2. Enter /Library/Application Support and remove any suspicious folders related to the unwanted program.
  3. Repeat the same check in the /Library/LaunchAgents and /Library/LaunchDaemons folders, deleting any suspicious entries.Delete leftover files from Mac
  4. Finally, empty the Trash to permanently remove the leftovers.
Reset Internet Explorer

Remove dangerous add-ons:

  1. Open Internet Explorer, click on the Gear icon (IE menu) on the top-right corner of the browser
  2. Pick Manage Add-ons.
  3. You will see a Manage Add-ons window. Here, look for suspicious plugins. Click on these entries and select Disable.Remove add-ons from Internet Explorer

Change your homepage if it was altered:

  1. Open IE and click on the Gear icon.
  2. Select Internet Options.
  3. In the General tab, delete the Home page address and replace it by your preferred one (for example, Google.com).
  4. Click Apply and then select OK.Reset IE homepage

Delete temporary files:

  1. Press on the Gear icon and select Internet Options.
  2. Under Browsing history, click Delete...
  3. Select relevant fields and press Delete.Clear temporary files from Internet Explorer

Reset Internet Explorer:

  1. Click on Gear icon > Internet options and select Advanced tab.
  2. Select Reset.
  3. In the new window, check Delete personal settings and select Reset.Reset Internet Explorer

Stream videos without limitations, no matter where you are

There are multiple parties that could find out almost anything about you by checking your online activity.

While this is highly unlikely, advertisers and tech companies are constantly tracking you online. The first step to privacy should be a secure browser that focuses on tracker reduction to a minimum.

Even if you employ a secure browser, you will not be able to access websites that are restricted due to local government laws or other reasons. In other words, you may not be able to stream Disney+ or US-based Netflix in some countries. To bypass these restrictions, you can employ a powerful VPN, which provides dedicated servers for torrenting and streaming, not slowing you down in the process.

Data backups are important - recover your lost files

Ransomware is one of the biggest threats to personal data.

Once it is executed on a machine, it launches a sophisticated encryption algorithm that locks all your files, although it does not destroy them. The most common misconception is that anti-malware software can return files to their previous states. This is not true, however, and data remains locked after the malicious payload is deleted.

While regular data backups are the only secure method to recover your files after a ransomware attack, tools such as can also be effective and restore at least some of your lost data.

From our report of Nov 2017 · not reviewed since

Windows Detected ZEUS virus scam removal guide

Windows Detected ZEUS virus scam operates more like the adware-type program, so it is not necessary to start panicking about the data loss and similar problems related to Zeus virus.

Besides, this fact simplifies the whole removal process of this virus.

You have two options to remove "Windows Detected ZEUS virus" from your computer: manual and automatic. If you want this to be quick, make sure you install one of programs that are given below and update it before a scan. Next, it will locate all related objects of adware virus responsible for displaying this fake Zeus alert.

You can also use manual Windows Detected ZEUS virus removal guidelines. They are described right below this article. However, when using them, you are required to be very attentive and follow every step in exact order. These guidelines will help you fix your operating system and web browsers, including Chrome, Firefox, Internet Explorer, and Microsoft Edge, as well.

Questions about Windows Detected ZEUS Virus" Tech support scam

Did the "Don't Restart Your Computer" pop-up really find a virus?

It did not find anything, because a web page has no way to look at your files. The scan animation, the number of threats and the warning "Don't Restart Your Computer" are part of the page and are the same for everyone who lands on it.

What the pop-up does tell you is that your browser was sent to a scam page, either through an ad, a redirect or a notification permission. That source is worth removing.

For a real answer about infections, run a scan in Windows Security or another antivirus you installed yourself, not one offered by the page. If the real scan finds nothing and the page stops after you clean up notifications and extensions, you are done.

Is +1-866-625-5558 a real Microsoft support number?

No. Microsoft does not put phone numbers in warnings, pop-ups or error messages, and its support never calls you first about a virus. The number +1-866-625-5558 is used by a scam call centre that pays for traffic to fake warning pages.

If you need help from Microsoft, go to support.microsoft.com yourself and start from there. Never use a number that appeared in a pop-up, an unexpected e-mail or a search ad that looks like a support listing. If you already called, follow the steps in this guide for callers:

  • remove any remote tool
  • change passwords from another device
  • contact the bank if you paid

I clicked on the "Don't Restart Your Computer" pop-up. Am I infected?

Clicking a button on the page usually only opens another page or starts a download. If nothing was downloaded and you did not run any file, the PC is very likely fine, and closing the tab is enough.

If a file was downloaded, delete it from the Downloads folder without opening it. If you opened it, treat the PC as infected: uninstall anything new in Installed apps and run a full scan.

If the page that showed "Don't Restart Your Computer" also led you to type a password or card number, change that password from another device and call your bank. The sections after the removal steps cover each of these cases in order.

They called me back from +1-866-625-5558 offering a refund. Is it real?

No. The refund call is a second scam by the same people. They say they will return your money, ask you to log in to online banking while they are connected, then claim they sent too much and ask you to send the difference back, by transfer or gift cards.

In reality they moved your own money between your accounts or edited the page. Hang up on any call from +1-866-625-5558 or anyone who mentions your earlier repair.

If you want a refund, ask your bank or card issuer directly. If they had remote access, remove their tool and change your passwords from another device.

Is Windows Detected ZEUS Virus" Tech support scam really from Microsoft support?

No. It is a web page made to look like a message from Microsoft support. Websites cannot scan your computer, see your files or know whether your antivirus is active. Real security warnings appear in Windows Security or in your antivirus program, not as browser pages with phone numbers, countdowns or prize wheels.

Close the page; nothing was installed just by seeing it. If you want to check, open Windows Security from the Start menu and run a quick scan. It shows the real status of your protection.

I called +1-866-625-5558. What should I do?

If you only talked, hang up and do not call back. The number +1-866-625-5558 belongs to the scammers behind Windows Detected ZEUS Virus" Tech support scam, not to Microsoft support. If you let them connect to your PC, disconnect from the internet, uninstall the remote access program they used and run a full and offline scan.

Change passwords you typed during the call from a clean device. If you paid or gave bank details, call your bank at once. Report the number and expect refund calls later; they are part of the same scam.

Is my computer infected?

Seeing the page does not mean the PC is infected. You reached it through an ad, a redirect or a notification. Check whether something on the PC sends you there: if the page opens by itself or on every site, look for extensions and notification permissions, and run a scan.

If you downloaded or ran something the page offered, treat the PC as possibly infected and follow the plan. A full scan with Windows Security gives you a clear answer either way.

How do I avoid pages like Windows Detected ZEUS Virus" Tech support scam?

Keep the browser updated, do not click Allow on notification prompts from sites you do not know, and leave sites that open many pop-ups. Turn on Microsoft Defender SmartScreen in Edge under Settings > Privacy, search, and services, or Safe Browsing in Chrome under Settings > Privacy and security > Security.

Never call numbers, download files or paste commands because a web page told you to. An ad blocker from your browser's official extension store also cuts most redirect ads. Keep Potentially unwanted app blocking on in Windows Security as well.

Is it safe to force-close the browser?

Yes. Ending the browser in Task Manager or restarting the PC does not damage Windows or your files, despite what pages like Windows Detected ZEUS Virus" Tech support scam say.

The warning "do not close this window" is part of the scam. At worst you lose unsaved text in other tabs. After restarting, do not let the browser restore the previous session, because that would reopen the scam page.

If it reopens anyway, open the browser's settings for startup pages and remove the address. Then remove its notification permission if it has one.

Will Fortect remove Windows Detected ZEUS Virus" Tech support scam?

Fortect scans Windows for malware and unwanted programs and repairs the system files and settings they change, and its free scan shows what it finds on your PC before you decide anything.

For Windows Detected ZEUS Virus" Tech support scam, follow the plan above as well: the browser steps take back permissions and settings that no scanner treats as a threat, and uninstalling the program that brought it removes the source.

Run Microsoft Defender's full scan and, if anything was found, its offline scan as a second opinion. If the symptoms are gone after the plan and both scans are clean, there is nothing more to do.

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