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How to eliminate the DefaultFabricOptic adware

Also Known As: Ads by DefaultFabricOptic
Type: Mac Virus
Damage level: Medium

What kind of application is DefaultFabricOptic?

We have discovered the DefaultFabricOptic application on a shady website. It was found that the purpose of this app is to generate annoying/unwanted advertisements. Thus, we concluded that DefaultFabricOptic is a typical advertising-supported application distributed using questionable methods.

DefaultFabricOptic adware

DefaultFabricOptic adware in detail

Our team has examined numerous adware-type applications (many of them are very similar to DefaultFabricOptic). Typically, these apps display pop-ups, banners, coupons, or other types of intrusive advertisements. If clicked, those ads open download pages for shady apps, various scams, and sometimes even malicious pages. Moreover, they can download or install unwanted apps.

Another common problem with having adware such as DefaultFabricOptic installed is altered web browser settings. Pretty often, apps of this type hijack browsers to promote fake search engines that show misleading results or results generated by other (often untrustworthy) search engines.

Threat Summary:
Name Ads by DefaultFabricOptic
Threat Type Adware, Mac malware, Mac virus
Detection Names Avast (MacOS:AdAgent-AW [Adw]), Combo Cleaner (Adware.MAC.Generic.25901), ESET-NOD32 (A Variant Of OSX/Adware.Synataeb.G), McAfee (RDN/Generic.osx), Full List (VirusTotal)
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.

More about adware

Adware generates unwanted advertisements. In some cases, it has additional functionality - it hijacks a web browser and (or) gathers information about the user. Therefore, it is highly advisable not to install adware on the operating system or a browser. More adware examples are ProfessionalHelper, PartnerPixel, CommonBrowser.

How did DefaultFabricOptic install on my computer?

Adware is distributed (or promoted) using fake installers, deceptive advertisements, installers for other software, website notifications. Most fake installers are distributed via deceptive pages that use scare tactics (or other methods) to trick users into downloading them. Ads can cause unwanted downloads or installations only when after they are clicked.

Downloaders and installers containing adware or other unwanted apps have "Custom", "Advanced", or other settings. Adware gets downloaded or installed when software bundled with it is downloaded or installed without changing those settings.

How to avoid installation of unwanted applications?

Check downloaders and installers for unwanted apps and deselect them before downloading or installing programs. Do not click on advertisements and notifications displayed by shady websites. Always use official pages and direct links as sources for downloading files and applications. Avoid using P2P networks, unofficial sites, free file hosting sites, etc.

If your computer is already infected with DefaultFabricOptic, we recommend running a scan with Combo Cleaner Antivirus for macOS to automatically eliminate this adware.

A pop-up appears after the installation of DefaultFabricOptic adware:

DefaultFabricOptic adware pop-up displayed once installation is done

DefaultFabricOptic's Contents folder:

DefaultFabricOptic adware contents folder

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:

Video showing how to remove DefaultFabricOptic adware using Combo Cleaner:

DefaultFabricOptic adware removal:

Remove DefaultFabricOptic-related potentially unwanted applications from your "Applications" folder:

mac browser hijacker removal from applications folder

Click the Finder icon. In the Finder window, select "Applications". In the applications folder, look for "MPlayerX", "NicePlayer", or other suspicious applications and drag them to the Trash. After removing the potentially unwanted application(s) that cause online ads, scan your Mac for any remaining unwanted components.

Remove adware-related files and folders

Mac Go To Folder step

Click the Finder icon, from the menu bar. Choose Go, and click Go to Folder...

Mac removing related files and folders - step 1Check for adware generated files in the /Library/LaunchAgents/ folder:

Mac go to /Library/LaunchAgents - step 1

In the Go to Folder... bar, type: /Library/LaunchAgents/

Mac go to /Library/LaunchAgents - step 2

In the "LaunchAgents" folder, look for any recently-added suspicious files and move them to the Trash. Examples of files generated by adware - "installmac.AppRemoval.plist", "myppes.download.plist", "mykotlerino.ltvbit.plist", "kuklorest.update.plist", etc. Adware commonly installs several files with the exact same string.

Mac removing related files and folders - step 2Check for adware generated files in the ~/Library/Application Support/ folder:

Mac go to /Library/Application Support - step 1

In the Go to Folder... bar, type: ~/Library/Application Support/

Mac go to /Library/Application Support - step 2

In the "Application Support" folder, look for any recently-added suspicious folders. For example, "MplayerX" or "NicePlayer", and move these folders to the Trash.

Mac removing related files and folders - step 3Check for adware generated files in the ~/Library/LaunchAgents/ folder:

Mac go to ~/Library/LaunchAgents - step 1

In the Go to Folder... bar, type: ~/Library/LaunchAgents/

Mac go to ~/Library/LaunchAgents - step 2

In the "LaunchAgents" folder, look for any recently-added suspicious files and move them to the Trash. Examples of files generated by adware - "installmac.AppRemoval.plist", "myppes.download.plist", "mykotlerino.ltvbit.plist", "kuklorest.update.plist", etc. Adware commonly installs several files with the exact same string.

Mac removing related files and folders - step 4Check for adware generated files in the /Library/LaunchDaemons/ folder:

Mac go to /Library/LaunchDaemons - step 1

In the "Go to Folder..." bar, type: /Library/LaunchDaemons/

Mac go to /Library/LaunchDaemons - step 2

In the "LaunchDaemons" folder, look for recently-added suspicious files. For example "com.aoudad.net-preferences.plist", "com.myppes.net-preferences.plist", "com.kuklorest.net-preferences.plist", "com.avickUpd.plist", etc., and move them to the Trash.

Mac removing malware related files and folders - step 5Scan your Mac with Combo Cleaner:

If you have followed all the steps correctly, your Mac should be clean of infections. To ensure your system is not infected, run a scan with Combo Cleaner Antivirus. Download it HERE. After downloading the file, double click combocleaner.dmg installer. In the opened window, drag and drop the Combo Cleaner icon on top of the Applications icon. Now open your launchpad and click on the Combo Cleaner icon. Wait until Combo Cleaner updates its virus definition database and click the "Start Combo Scan" button.

Mac remove malware with Combo Cleaner - step 1

Combo Cleaner will scan your Mac for malware infections. If the antivirus scan displays "no threats found" - this means that you can continue with the removal guide; otherwise, it's recommended to remove any found infections before continuing.

Mac remove malware with Combo Cleaner - step 2

After removing files and folders generated by the adware, continue to remove rogue extensions from your Internet browsers.

Remove malicious extensions from Internet browsers

Safari iconRemove malicious Safari extensions:

Removal of malicious extensions in Safari - step 1

Open the Safari browser, from the menu bar, select "Safari" and click "Preferences...".

Removal of malicious extensions in Safari - step 2

In the preferences window, select "Extensions" and look for any recently-installed suspicious extensions. When located, click the "Uninstall" button next to it/them. Note that you can safely uninstall all extensions from your Safari browser - none are crucial for regular browser operation.

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Safari.

Google Chrome logoRemove malicious extensions from Google Chrome:

Removal of malicious extensions in Google Chrome - step 1

Click the Chrome menu icon Google Chrome menu icon (at the top right corner of Google Chrome), select "More Tools" and click "Extensions". Locate all recently-installed suspicious extensions, select these entries and click "Remove".

Removal of malicious extensions in Google Chrome - step 2

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Google Chrome.

Mozilla Firefox logoRemove malicious extensions from Mozilla Firefox:

Removal of malicious extensions in Mozilla Firefox - step 1

Click the Firefox menu firefox menu icon (at the top right corner of the main window) and select "Add-ons and themes". Click "Extensions", in the opened window locate all recently-installed suspicious extensions, click on the three dots and then click "Remove".

Removal of malicious extensions in Mozilla Firefox - step 2

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Mozilla Firefox.

Frequently Asked Questions (FAQ)

What harm can adware cause?

Adware can diminish the web browsing experience, invade privacy, force users to browse the web using a fake search engine, slow down a computer.

What does adware do?

Advertising-supported applications bombard users with intrusive advertisements. In some cases, these apps hijack web browsers by changing their settings to promote fake search engines and (or) collect data.

How do adware developers generate revenue?

They use adware to promote various websites, products, services, etc. A big part of their income is generated through affiliate programs.

Will Combo Cleaner remove DefaultFabricOptic adware?

Yes, Combo Cleaner will scan your computer and completely eliminate adware. It is worth mentioning that it can be difficult to remove adware manually without leaving any files/leftovers in the system. Therefore, it is recommended to use software like Combo Cleaner for that.

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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.

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Malware activity

Global malware activity level today:

Medium threat activity

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

QR Code
Ads by DefaultFabricOptic QR code
Scan this QR code to have an easy access removal guide of Ads by DefaultFabricOptic on your mobile device.
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Platform: macOS

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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.