Open-fast.com is a cheaply designed greeting card service that may result in personal data disclosure

Open-fast.com is a website that users may encounter at any time during the web browsing sessions on Google Chrome, Mozilla Firefox, Internet Explorer, or another browser. Allegedly, visitors can enter their dad's name and create a greeting card for Father's day in June, sharing it via the WhatsApp – a popular communication service. Just multiple other online greeting services created by (possibly) same individuals, Open-fast.com looks cheap and reminds of animations that date 20 years ago.
Regardless to its design, Open-fast.com virus goal is to make users create the greeting card and share it on WhatsApp, which changes the status on it by using a background script “whatsapp://send?text=I'm *name* %0Aopen this once%0A open-fast.com/?n=name %0A.” Consequently, users may end up get registered to a premium SMS service or have their WhatsApp account compromised. As evident, Open-fast.com is a scam that should not be trusted and should never be used due to security reasons.
| Name | Open-fast.com |
| Type | Greeting card creation site; frequent redirects could indicate adware infection |
| A part of | WhatsApp virus |
| Similar sites | Sarthaks.club, Surprise4u.xyz, Wish-you.co, etc. |
| Related script | whatsapp://send?text=I'm *name* %0Aopen this once%0A open-fast.com/?n=name %0A |
| Main dangers | Users might expose their WhatsApp login information to unknown third-parties or lose money due to premium SMS service |
| Further actions | If you experience redirects, pop-up ads, changed web browser homepage and search engine, you might be infected with a potentially unwanted program. To get rid of it, follow our manual removal guide below or employ an anti-malware app. To stop the premium SMS service, you will have to contact your phone operator and explain the situation |
| Recovery | In the case of the adware infection, you might find your system crashing or returning errors. If that is the case, you can scan your computer with FortectIntego to fix virus damage |
Online scammers are particularly innovative, and they are constantly coming up with new ideas on how to trick regular users into subscribing for something they did not intend to in the first place. For example, over the past few years, users have been struggling with push notification viruses like Sauwoaptain.com, tech support scams as “Your system is infected” or rogue system optimizers, such as Mac Tonic. Open-fast.com is yet another scam that uses social engineering,[1] and it is especially effective among users who are not that familiar with this type of online fraud.
As evident, the goal of every online scam is to trick users into making them spend money or provide private information that can be later sold for profits. At the time when ransomware is locking thousands of users' data every day and where high-profile data breaches are a daily occurrence,[2] users should make sure that they do not get tricked by Open-fast.com and similar scams.

Generally, Open-fast.com is not attractive and simply looks cheap, which might discourage some users from using the service. Nevertheless, because it is seemingly free, users might find it useful for delivering greetings cards to their fathers. The provided message reads:
Name,
Wishing you happy Father's day!
God gave me the greatest gift I ever had,
God gave me the best friend in the form of my dad.
Father's Day wishes for a dad who is one in a million!!! Wishing you a very Happy Father's Day. !!
As evident, you should not use Open-fast.com for any means, and also never click the “Click here to share on Whatsapp” button, as it may result in sensitive information exposure or monetary loss due to premium server SMS you might be subscribed to via your phone.[3]
Note that in case you are experiencing frequent redirects to Open-fast.com and similar scam sites, you should scan your machine with anti-malware software or check the list of the installed programs, as you might be infected with adware. In such a case, check the instructions to remove Open-fast.com adware from your machine. If you are still having trouble after that and your system is crashing or is working slowly, we suggest using repair software FortectIntego.
Online fraud costs users millions of dollars each year
Unfortunately, but there are thousands, if not millions of websites that are filled with false claims and fake promises or users receiving benefits allegedly free. And while there are multiple sites that are legitimate and do not use fraud to monetize, there are many traps that inexperienced users can fall into, consequently losing money, disclosing their credit card details, or infecting their machines with malware.
Therefore, it is important to get deceived by online scams – here are a few tips from industry experts:[4]
- Beware that company logos, and other attributes can be copied, so a site that claims to be partnered with Microsoft is not that until it has some proof;
- There is not such a thing as online virus detection. In order to spot malware on your system, you need to have a dedicated anti-malware program installed on your device;
- Microsoft of Apple technicians would never call you before prior notice;
- Tech giants do not provide tech support numbers in their error messages;
- If you see a site that offers a free gift like an iPhone and it seems too good to be true, it is likely a scam. To check whether a retailer is actually giving away iPhones (never happened before, but who knows?), visit its official website;
- Do not provide credit card details for services that claim to be free, unless you know that it is legitimate and can be trusted;
- Stay away from unknown and suspicious websites offering random services like greeting cards, there is likely fraud involved (use trusted services instead).

Get rid of adware and prevent Open-fast.com from using your data
Open-fast.com removal does not usually requires much effort – simply close down the tab that you had it open on Google Chrome Chrome, Mozilla Firefox, Internet Explorer or any other browser, and never click on the “Click here to share on Whatsapp” button, and you will be safe. However, if you already clicked on the button, you might have provided your login details to unknown actors. In such a case, you should immediately change the password of your WhatsApp account.
You should also remove Open-fast.com premium SMS service so that you would not be charged periodically. To do that, you will have to contact your phone operator and ask for further instructions. Nevertheless, this is not necessary if you noticed no unauthorized payments via your phone (so check your phone bill).
Finally, you should check your machine for potentially unwanted programs – we provide the instructions below. If you noticed suspicious browser activities such as redirects or increased amounts of ads, you need to find and delete adware from your machine. You can do it by checking the instructions below or scanning your device with a security tool. For the best results, you should also reset your browser.
Uninstall from Windows
Uninstall from Windows 10/8:
- Type Control Panel into the Windows search box and open the result.
- Under Programs, select Uninstall a program.

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

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

Delete from macOS
Remove the unwanted application:
- From the menu bar, select Go > Applications.
- In the Applications folder, look for any suspicious entries, then drag them to Trash (or right-click and pick Move to Trash).

Delete leftover files and folders:
- Select Go > Go to Folder.
- Enter /Library/Application Support and remove any suspicious folders related to the unwanted program.
- Repeat the same check in the /Library/LaunchAgents and /Library/LaunchDaemons folders, deleting any suspicious entries.

- Finally, empty the Trash to permanently remove the leftovers.
Reset Internet Explorer
Remove dangerous add-ons:
- Open Internet Explorer, click on the Gear icon (IE menu) on the top-right corner of the browser
- Pick Manage Add-ons.
- You will see a Manage Add-ons window. Here, look for suspicious plugins. Click on these entries and select Disable.

Change your homepage if it was altered:
- Open IE and click on the Gear icon.
- Select Internet Options.
- In the General tab, delete the Home page address and replace it by your preferred one (for example, Google.com).
- Click Apply and then select OK.

Delete temporary files:
- Press on the Gear icon and select Internet Options.
- Under Browsing history, click Delete...
- Select relevant fields and press Delete.

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

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

Clear cookies and other browser data:
- Click on the Menu (three horizontal dots at the top-right of the browser window) and select Settings > Privacy, search, and services..
- Under Clear browsing data, pick Choose what to clear.
- 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.

Restore new tab and homepage settings:
- Click the menu icon and choose Settings.
- Then find On startup section.
- Click Remove next to any suspicious startup page.
Reset MS Edge if the above steps did not work:
- Press on Ctrl + Shift + Esc to open Task Manager.
- Click on More details arrow at the bottom of the window.
- Select Details tab.
- 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.

Instructions for Chromium-based Edge
Delete extensions from MS Edge (Chromium):
- Open Edge and click select Settings > Extensions.
- Delete unwanted extensions by clicking Remove.

Clear cache and site data:
- Click on Menu and go to Settings.
- Select Privacy, search and services.
- Under Clear browsing data, pick Choose what to clear.
- Under Time range, pick All time.
- Select Clear now.

Reset Chromium-based MS Edge:
- Click on Menu and select Settings.
- On the left side, pick Reset settings.
- Select Restore settings to their default values.
- Confirm with Reset.
- This will disable extensions and reset startup pages but will not delete bookmarks, saved passwords, or browsing history.

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

Reset the homepage:
- Click three horizontal lines at the top right corner to open the menu.
- Choose Settings.
- Under Home, set your preferred homepage and new tab settings.
Clear cookies and site data:
- Click Menu and pick Settings.
- Go to Privacy & Security section.
- Scroll down to locate Cookies and Site Data.
- Click on Clear Data...
- Select Cookies and Site Data and Temporary cached files and pages, then click Clear.

Reset Mozilla Firefox
If clearing the browser as explained above did not help, reset Mozilla Firefox:
- Open Mozilla Firefox browser and click the Menu.
- Go to Help and then choose Troubleshooting Information.

- Under Give Firefox a tune up section, click on Refresh Firefox...
- Once the pop-up shows up, confirm the action by pressing on Refresh Firefox.

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

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

Change your homepage:
- Click menu and choose Settings.
- Look for a suspicious site in the On startup section.
- 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:
- Click on Menu and select Settings.
- In the Settings, scroll down and click Advanced.
- Scroll down and locate Reset and clean up section.
- Now click Restore settings to their original defaults.
- Confirm with Reset settings.

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

Clear history and website data:
- Click Safari in the menu and pick Clear History.
- Set Clear to all history and confirm with Clear History.

Reset Safari:
- Click Safari in the menu and select Preferences > Advanced.
- Enable Show Develop menu in menu bar.
- From the menu bar, click Develop and select Empty Caches.

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