Your Windows Computer Has Been Blocked is a message which is used often in a lot of fake technical support sites. These websites involve a scam and almost always leave a phone number on their page, including on the inside of pop-up windows that keep re-appearing and are hard to remove. The worst of those web-pages could infect your PC with a Trojan horse or even a ransomware virus. Most scams that include the message Your Windows Computer Has Been Blocked try to scare you that your system is infected with a virus and lock your browser. Read this article to see how to resolve the issue with such fake tech support sites.
|Name||Your Windows Computer Has Been Blocked|
|Type||Tech Support Scam|
|Short Description||One of many technical support scams, that is stating that your PC is blocked. In some cases it even locks your browser on top of other windows to make you believe that you have a blocked PC. The aim is to scare you into calling a phone number.|
|Symptoms||The message “Your Windows Computer Has Been Blocked” appears on a website and as a pop-up box, notification, error or another message on your screen. You will see a phone number of alleged technicians who could remove a supposed virus from your PC.|
|Distribution Method||Freeware Installers, Malicious Sites, Trojan Horse|
See If Your System Has Been Affected by malware
Malware Removal Tool
|User Experience||Join Our Forum to Discuss Your Windows Computer Has Been Blocked.|
Your Windows Computer Has Been Blocked – Spread
This tech support scam has been spread by different methods as it has many variants. That’s why the Your Windows Computer Has Been Blocked message can be displayed on your screen without you knowing how it got there. Usually, visiting a malicious website can trigger the message or the site itself could be displaying it. Clicking on ads and redirects is another way of distribution. Mistyping a domain name can also be a trigger for the message to pop-up, or you to land on a scam site.
Here are the detections on VirusTotal of one scam site, showing that it is malicious:
You could still see the Your Windows Computer Has Been Blocked alert without any of the above occurring. That is because the trigger might be a Trojan horse downloaded to your system, due to the installation of a bundled app. The Trojan horse may launch ransomware with a similar scare alert.
Your Windows Computer Has Been Blocked – In Depth
Your Windows Computer Has Been Blocked is a message that can appear in multiple ways to your screen, usually caused by a tech support scam. That message has been seen to appear in a website page, as a notification, an error, a pop-up message or simple text on the main page. A phone number is always provided, suggesting or scarring you into contacting alleged support technicians from Microsoft or a similar well-known company.
In lots of the cases, your screen or browser is being locked and even an audio message is being played to scare you further. You can hear an example recording of such a message below:
Many of the websites related to these tech support scams are made to look like the official Microsoft website. See an example of a fake Microsoft site from the below screenshot:
The shown message box states the following:
*Your Windows (Microsoft) Computer has been blocked*
Windows System Alert!!
Call Microsoft At 1-888-243-3533
You have been blocked from accessing the Internet.
Private and financial data is at RISK:
– Your credit card details and banking information
– Your e-mail passwords and other account passwords
– Your Facebook ,skype,AIM,ICQ and other chat logs
– Your private & family photos and other sensitive files
– Your webcam could be accessed remotely by stalkers
It is Required that you call the number above and get your PC inspected before you continue using your internet, especially for Shopping or Banking.
Know that Microsoft does not provide any unsolicited help with PC or technical issues, unless you initiate it. That means, that Microsoft will never offer you help – you have to ask for it. Unfortunately, some scams are very clever and still work to this day.
One of the most recent scams that you may have seen or become a victim to is one that looks like a Google Chrome Warning for a phishing site or malicious activity. The trick is to fool you that Google is blocking access to the website you are trying to reach. And you think you need to reach that site in the heat of the moment, as one of the most recent domains was called “securityagainstwannacry.com”. As if there would be an official site devoted to stopping the WannaCry ransomware threat that Google would block.
You can see an example in the pictures below, with the full text contents afterward:
Your computer has been blocked
Your computer with IP address – has been infected by the Virus RDN/YahLover.worm!055BCCAC9FEC — Because System Activation KEY has expired & Your information (for example, passwords, messages, and credit cards) have been stolen. Call the Technical Support number +1-844-760-5091 to protect your files and identity from further damage.
Call Technical Support Immediately at 1-844-760-5091
The following data will be compromised if you continue:
2. Browser History
3. Credit Card Information
The virus is well known for complete identity and credit card theft. Further action through this computer or any computer in the network will reveal private information and involve serious risks.
Cybercriminals which are on the other end of the phone line will try to keep you on the line as much as they can. They will lie to from how you shouldn’t tamper with your computer device except if you are instructed, to how you need to provide personal information. Do not give any information and do not trust anybody on the other side of the line.
In case you want to know about more scams involving this message, read the YOUR COMPUTER HAS BEEN BLOCKED “Virus” for further details.
We have also created a video that should help you remove “Your Windows Computer Has Been Blocked” scam from your system:
More removal instructions are available below.
Remove “Your Windows Computer Has Been Blocked” Alert
To remove the Your Windows Computer Has Been Blocked tech support scam and all related alerts and files manually from your PC, follow the step-by-step removal instructions provided below. If the manual removal guide does not get rid of the scam and its redirects completely, you should search for and remove any leftover items with an advanced anti-malware tool. Software like that will keep your system secure in the future.
Your Windows Computer Has Been Blocked-FAQ
What Is Your Windows Computer Has Been Blocked?
The Your Windows Computer Has Been Blocked threat is adware or browser redirect virus.
It may slow your computer down significantly and display advertisements. The main idea is for your information to likely get stolen or more ads to appear on your device.
The creators of such unwanted apps work with pay-per-click schemes to get your computer to visit risky or different types of websites that may generate them funds. This is why they do not even care what types of websites show up on the ads. This makes their unwanted software indirectly risky for your OS.
What Are the Symptoms of Your Windows Computer Has Been Blocked?
There are several symptoms to look for when this particular threat and also unwanted apps in general are active:
Symptom #1: Your computer may become slow and have poor performance in general.
Symptom #2: You have toolbars, add-ons or extensions on your web browsers that you don't remember adding.
Symptom #3: You see all types of ads, like ad-supported search results, pop-ups and redirects to randomly appear.
Symptom #4: You see installed apps on your Mac running automatically and you do not remember installing them.
Symptom #5: You see suspicious processes running in your Task Manager.
If you see one or more of those symptoms, then security experts recommend that you check your computer for viruses.
What Types of Unwanted Programs Are There?
According to most malware researchers and cyber-security experts, the threats that can currently affect your Mac can be the following types:
- Rogue Antivirus programs.
- Browser hijackers.
- Fake optimizers.
What to Do If I Have a "virus" like Your Windows Computer Has Been Blocked?
With few simple actions. First and foremost, it is imperative that you follow these steps:
Step 1: Find a safe computer and connect it to another network, not the one that your Mac was infected in.
Step 2: Change all of your passwords, starting from your email passwords.
Step 3: Enable two-factor authentication for protection of your important accounts.
Step 4: Call your bank to change your credit card details (secret code, etc.) if you have saved your credit card for online shopping or have done online activities with your card.
Step 5: Make sure to call your ISP (Internet provider or carrier) and ask them to change your IP address.
Step 6: Change your Wi-Fi password.
Step 7: (Optional): Make sure to scan all of the devices connected to your network for viruses and repeat these steps for them if they are affected.
Step 8: Install anti-malware software with real-time protection on every device you have.
Step 9: Try not to download software from sites you know nothing about and stay away from low-reputation websites in general.
If you follow these recommendations, your network and all devices will become significantly more secure against any threats or information invasive software and be virus free and protected in the future too.
How Does Your Windows Computer Has Been Blocked Work?
Once installed, Your Windows Computer Has Been Blocked can collect data about your web browsing habits, such as the websites you visit and the search terms you use. This data is then used to target you with ads or to sell your information to third parties.
Your Windows Computer Has Been Blocked can also download other malicious software onto your computer, such as viruses and spyware, which can be used to steal your personal information and show risky ads, that may redirect to virus sites or scams.
Is Your Windows Computer Has Been Blocked Malware?
The truth is that PUPs (adware, browser hijackers) are not viruses, but may be just as dangerous since they may show you and redirect you to malware websites and scam pages.
Many security experts classify potentially unwanted programs as malware. This is because of the unwanted effects that PUPs can cause, such as displaying intrusive ads and collecting user data without the user’s knowledge or consent.
About the Your Windows Computer Has Been Blocked Research
The content we publish on SensorsTechForum.com, this Your Windows Computer Has Been Blocked how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific, adware-related problem, and restore your browser and computer system.
How did we conduct the research on Your Windows Computer Has Been Blocked?
Please note that our research is based on independent investigation. We are in contact with independent security researchers, thanks to which we receive daily updates on the latest malware, adware, and browser hijacker definitions.
Furthermore, the research behind the Your Windows Computer Has Been Blocked threat is backed with VirusTotal.
To better understand this online threat, please refer to the following articles which provide knowledgeable details.