Avoid downloading dubious apps from yourfine2upgradeultimate.best

Also Known As: Yourfine2upgradeultimate.best pop-up
Type: Mac Virus
Damage level: Medium

What is yourfine2upgradeultimate[.]best?

yourfine2upgradeultimate[.]best is a deceptive site. When opened, it claims that the visitor's Adobe Flash Player is supposedly outdated and needs to be updated. The updates this website offer are bogus and designed to proliferate untrustworthy content (e.g. fake Mac cleaners/optimizers, browser hijackers, adware, etc.).

Typically, products endorsed on these scam web pages are fake and nonoperational. Most users access yourfine2upgradeultimate[.]best and other similar web pages unintentionally, since they are redirected by intrusive advertisements or Potentially Unwanted Applications (PUAs) already present on the device.

yourfine2upgradeultimate[.]best scam

yourfine2upgradeultimate[.]best displays pop-up windows, which are very similar to those detailed in the "Fake Software Update POP-UP" article. Visitors to this site first see a pop-up window, which urges them to update Adobe Flash Player, as their current version is apparently out of date.

After the window is closed, the website displays several more. The message within these extra pop-ups is identical, context-wise. The centre window states that the present Flash Player does not have the latest security updates and cannot be used. The bottom-right pop-up recommends installation of the latest version to continue watching.

The background page of yourfine2upgradeultimate[.]best advises users to update Adobe Flash Player, as it is an essential plug-in that enables users to view videos, animation and play games online. Due to a lack of the latest security updates, it has been blocked.

To renew using Flash Player, visitors are informed that they need to download an updated version.

All download/update buttons on this web page lead to download of a fake Adobe Flash Player updater via redirects through the Amazon Web Services. This updater will not install the promised updates - instead, users will inadvertently allow dubious and possibly harmful content onto the system.

PUAs are known proliferate via fake software updaters. 'PUA' is a broad term referring to various rogue apps (e.g. browser hijackers and adware). They usually seem legitimate and tempt users to install by offering a wide variety of "useful" features/functions, however, these features rarely work as advertised and are often nonoperational.

PUAs can cause redirects to sale-based, untrustworthy, compromised, deceptive/scam and malicious websites. Some can run advertisement campaigns. I.e., deliver intrusive ads (pop-ups, banners, surveys, coupons, etc.), which significantly diminish the browsing experience and pose a threat to system health.

Other PUAs can alter certain browser settings without users' permission (effectively hijacking them). Fake MacOS (Mac Operating System) cleaners/optimizers also fall within this classification. This fake software typically requires paid activation to become operational, however, even after purchase, it remains nonfunctional.

PUAs of all types often have data tracking capabilities. They record users' browsing activity (browsing and search engine histories) and collect personal information (IP addresses, geolocations and other details). This vulnerable data can then be shared with third parties (potentially, cyber criminals) seeking to misuse it for profit.

In summary, PUAs can cause browser and system infiltration and infections, and lead to financial loss, serious privacy issues and even identity theft. To ensure device integrity and user safety, remove all suspect applications and browser extensions/plug-ins immediately upon detection.

Threat Summary:
Name Yourfine2upgradeultimate.best pop-up
Threat Type Phishing, Scam, Mac malware, Mac virus.
Fake Claim Scam claims that the Adobe Flash Player is outdated and recommends to update it.
Detection Names Full List (VirusTotal)
Serving IP Address
Symptoms Your Mac becomes slower than normal, you see unwanted pop-up ads, you are redirected to dubious websites.
Distribution methods Deceptive pop-up ads, free software installers (bundling), fake Flash Player installers, torrent file downloads.
Damage Internet browser tracking (potential privacy issues), display of unwanted ads, redirects to dubious websites, loss of private information.
Malware Removal (Mac)

To eliminate possible malware infections, scan your Mac with legitimate antivirus software. Our security researchers recommend using Combo Cleaner.
▼ Download Combo Cleaner for Mac
To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.

Deceptive sites are common and tend to share certain traits. For example, yourfine4updatesset.best is practically identical to yourfine2upgradeultimate[.]best. Other similar pages include Nonamebnm, apple.com-mac-optimization.live, and apple.com-optimizing-mac.live amongst many others.

One frequent scam tactic is to display various warnings, alerts, and alarms to trick visitors into performing specific actions. This can be updating allegedly outdated software or downloading/installing/purchasing certain products. These websites might also claim to find issues/threats present on devices.

In fact, no web page can detect such issues - all "detected" problems are fake and nonexistent.

How did potentially unwanted applications install on my computer?

Fake software updaters are just one source of PUA infection. They can also be downloaded/installed together with other products. This deceptive marketing technique of pre-packing regular software with unwanted or malicious content is called "bundling".

Rushing download/installation processes (e.g. skimming or ignoring terms, skipping steps and sections, etc.) increases the risk of inadvertently allowing bundled content onto systems.

Certain PUAs have "official" download sites. Intrusive advertisements also proliferate unwanted apps. When clicked, they can execute scripts designed to make rogue downloads/installations without users' consent.

How to avoid installation of potentially unwanted applications

Research all content, before downloading/installing. All downloads should be performed via official and verified channels. Peer-to-Peer sharing networks (BitTorrent, Gnutella, eMule, etc.), unofficial and free file-hosting websites, third party downloaders and similar sources are classed as untrustworthy and should not be used.

When downloading/installing, read the terms, explore all available options, use the "Custom/Advanced" settings, and opt-out of supplementary apps, tools, functions, etc. Intrusive ads usually seem legitimate and harmless, however, when clicked, they redirect to dubious web pages (e.g. gambling, pornography, adult-dating and others).

If you experience advertisements/redirects of this type, inspect the device and remove all suspicious applications and browser extensions/plug-ins without delay. If your computer is already infected with PUAs, we recommend running a scan with Combo Cleaner Antivirus for macOS to automatically eliminate them.

Screenshot of the initial pop-up window:

yourfine2upgradeultimate[.]best initial popup

Text displayed in the pop-up windows:

Initial pop-up:

Update to the latest version of Flash Player. Your current Adobe Flash Player version is out of date.




Second pop-up:

Software update

“Adobe Flash Player” is out-of-date

The version of this plug-in on your computer doesn't include the latest security updates. Flash cannot be used until you download an update from Adobe.




Bottom-right pop-up:

Flash Player Update
Install latest version of Adobe Flash Player in order to continue watching.

Screenshot of the background page:

yourfine2upgradeultimate[.]best background page

Text presented in this page:

Software update

Recommended Update
For streaming and online watching

"Adobe Flash Player" is an essential plugin for your browser that allows you to view everything from video to games and animation on the web. The version of "Adobe Flash Player" on your system does not include the latest security updates and has been blocked.

To continue using "Adobe Flash Player", download an updated version.

Appearance of yourfine2upgradeultimate[.]best scam (GIF):

Appearance of yourfine2upgradeultimate[.]best scam (GIF)

Screenshots of the fake Adobe Flash Player installer promoted via yourfine2upgradeultimate[.]best:

yourfine2upgradeultimate[.]best fake flash installer 1 yourfine4updatesset[.]best fake flash installer 2

Instant automatic Mac malware removal: Manual threat removal might be a lengthy and complicated process that requires advanced IT skills. Combo Cleaner is a professional automatic malware removal tool that is recommended to get rid of Mac malware. Download it by clicking the button below:
▼ DOWNLOAD Combo Cleaner for Mac By downloading any software listed on this website you agree to our Privacy Policy and Terms of Use. To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.

Quick menu:

How to identify a pop-up scam?

Pop-up windows with various fake messages are a common type of lures cybercriminals use. They collect sensitive personal data, trick Internet users into calling fake tech support numbers, subscribe to useless online services, invest in shady cryptocurrency schemes, etc.

While in the majority of cases these pop-ups don't infect users' devices with malware, they can cause direct monetary loss or could result in identity theft.

Cybercriminals strive to create their rogue pop-up windows to look trustworthy, however, scams typically have the following characteristics:

  • Spelling mistakes and non-professional images - Closely inspect the information displayed in a pop-up. Spelling mistakes and unprofessional images could be a sign of a scam.
  • Sense of urgency - Countdown timer with a couple of minutes on it, asking you to enter your personal information or subscribe to some online service.
  • Statements that you won something - If you haven't participated in a lottery, online competition, etc., and you see a pop-up window stating that you won.
  • Computer or mobile device scan - A pop-up window that scans your device and informs of detected issues - is undoubtedly a scam; webpages cannot perform such actions.
  • Exclusivity - Pop-up windows stating that only you are given secret access to a financial scheme that can quickly make you rich.

Example of a pop-up scam:

Example of a pop-up scam

How do pop-up scams work?

Cybercriminals and deceptive marketers usually use various advertising networks, search engine poisoning techniques, and shady websites to generate traffic to their pop-ups. Users land on their online lures after clicking on fake download buttons, using a torrent website, or simply clicking on an Internet search engine result.

Based on users' location and device information, they are presented with a scam pop-up. Lures presented in such pop-ups range from get-rich-quick schemes to fake virus scans.

How to remove fake pop-ups?

In most cases, pop-up scams do not infect users' devices with malware. If you encountered a scam pop-up, simply closing it should be enough. In some cases scam, pop-ups may be hard to close; in such cases - close your Internet browser and restart it.

In extremely rare cases, you might need to reset your Internet browser. For this, use our instructions explaining how to reset Internet browser settings.

How to prevent fake pop-ups?

To prevent seeing pop-up scams, you should visit only reputable websites. Torrent, Crack, free online movie streaming, YouTube video download, and other websites of similar reputation commonly redirect Internet users to pop-up scams.

To minimize the risk of encountering pop-up scams, you should keep your Internet browsers up-to-date and use reputable anti-malware application. For this purpose, we recommend Combo Cleaner Antivirus for macOS.

What to do if you fell for a pop-up scam?

This depends on the type of scam that you fell for. Most commonly, pop-up scams try to trick users into sending money, giving away personal information, or giving access to one's device.

  • If you sent money to scammers: You should contact your financial institution and explain that you were scammed. If informed promptly, there's a chance to get your money back.
  • If you gave away your personal information: You should change your passwords and enable two-factor authentication in all online services that you use. Visit Federal Trade Commission to report identity theft and get personalized recovery steps.
  • If you let scammers connect to your device: You should scan your computer with reputable anti-malware (we recommend Combo Cleaner Antivirus for macOS) - cyber criminals could have planted trojans, keyloggers, and other malware, don't use your computer until removing possible threats.
  • Help other Internet users: report Internet scams to Federal Trade Commission.

▼ Show Discussion

About the author:

Tomas Meskauskas

Tomas Meskauskas - expert security researcher, professional malware analyst.

I am passionate about computer security and technology. I have an experience of over 10 years working in various companies related to computer technical issue solving and Internet security. I have been working as an author and editor for pcrisk.com since 2010. Follow me on Twitter and LinkedIn to stay informed about the latest online security threats. Contact Tomas Meskauskas.

PCrisk security portal is brought by a company RCS LT. Joined forces of security researchers help educate computer users about the latest online security threats. More information about the company RCS LT.

Our malware removal guides are free. However, if you want to support us you can send us a donation.

About PCrisk

PCrisk is a cyber security portal, informing Internet users about the latest digital threats. Our content is provided by security experts and professional malware researchers. Read more about us.

Malware activity

Global malware activity level today:

Medium threat activity

Increased attack rate of infections detected within the last 24 hours.

QR Code
Yourfine2upgradeultimate.best pop-up QR code
Scan this QR code to have an easy access removal guide of Yourfine2upgradeultimate.best pop-up on your mobile device.
We Recommend:

Get rid of Mac malware infections today:

Download Combo Cleaner for Mac

Platform: macOS

Editors' Rating for Combo Cleaner:
Editors ratingOutstanding!

[Back to Top]

To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.