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  • Active
  • Severity: Medium
  • Adware
  • Windows
  • Verified · Sep 2021

How to remove SampleSkilled mac

A step-by-step removal guide for affected devices. Follow the verified procedure below — most readers complete it in under 10 minutes.

Julie Splinters · Anti-malware specialist

SampleSkilled generates revenue by showing you ads and changing your search results

SampleSkilled

SampleSkilled is a virus that targets explicitly Mac machines. It is a potentially unwanted program classified as adware.[1] When the PUP infiltrates the device, it can generate commercial content like pop-ups, banners, surveys, etc. It can inject malicious links in the search results and redirect the user to dangerous links, so it has hijacking capabilities too.

This mac virus belongs to the Adload malware family, so it also has a magnifying glass in a circle background as an icon. There is a common misconception in the public that Mac machines do not get viruses, but as you can see, that is not true. Malware developers have come up with ways to be unidentified by security systems in place. 

What is more, adware created for Macs is much more malicious in nature than those designed for Windows operating systems. It can do much more, like install other PUAs or even malware automatically, without the users' knowledge, or scatter its files in various folders to make it challenging to locate and eliminate manually.

NAME SampleSkilled
TYPE Adware, browser hijacker, mac virus
MALWARE FAMILY Adload
SYMPTOMS Changed homepage and new tab address, a different search engine; redirects to shady websites
DISTRIBUTION Fake software updates, deceptive ads, software installations from peer-to-peer file-sharing platforms
DANGERS Altered search results can lead to dangerous websites; pop-up ads might be promoting scams; the virus can install other PUPs or even malware in the background
ELIMINATION Eliminating this Mac virus manually can be complicated if you do not have experience. The most effective way to remove it is with a professional security tool that can scan your system to delete every related file
FURTHER STEPS FortectIntego should be used to completely wipe out any data left and fix the remaining damage 

A closer look into the Adload malware family viruses

The aggressive adware infection installs a Man-in-The-Middle web proxy[2] where the attacker secretly relays and alters the communication between two parties who believe that they are directly communicating with each other. The virus redirects the user’s web traffic through the attacker’s own preferred servers for monetary gain.

Unfortunately, neither XProtect[3] nor many other simple static engines detect it. The adware typically displays an authorization window that asks for an admin password. The virus uses the credentials to drop several files in the user and local computer domains when received.

SampleSkilled mac virus

SampleSkilled and other Adload viruses like ExecutiveProductOperativeEngine, and LaunchOptimization are not usually installed by users knowingly. The virus is often disguised with social engineering techniques to be something else, like a software update. For example, even though Flash Player was discontinued in 2020 and replaced by HTML5, users still fall for prompts that say they need to update their Flash Player to access some content.

Another common way mac adware is spread is in “cracked” software distribution sites and torrent pages. Because page owners release applications for free, they need other ways to make money, including PUPs and malware in the installers. Because people usually rush through the process, they do not notice them.

The obvious thing to do would be to implement some security habits, to prevent this from happening again. And that would be not trusting external sources with updates, always go to the primary source to find out if you really need to update. Do not listen to random pop-ups and redirects. Also try to use official the official app store to get software, although we know that might get costly. At least always check the file list in the installer and uncheck the apps you do not need.

Remove the SampleSkilled mac virus

Manual removal may be a race against time. With launch agents, daemons, cronjobs, it can sometimes take several attempts to beat all of these before one of them manages to re-write deleted components back. You should not do this yourself unless you know what you are doing and what kind of files you need to delete. Some of the files can have a .plist extension, a standard settings' file, also known as a “properties file,” used by macOS applications. It contains properties and configuration settings for various programs. The app also uses different persistence techniques and drops many files across the system, complicating browser extension and application removal.

To keep your mind at peace, we recommend using professional anti-malware tools SpyHunterCombo Cleaner or MalwarebytesMalwarebytes, which can detect unwanted programs and eradicate them. You also do not know if the virus installed any additional malicious programs, so this is the safest way to ensure the system is clean.

If you still want to try and delete it manually, proceed with these steps:

  • Open Applications folder
  • Select Utilities
  • Double-click Activity Monitor
  • Here, look for suspicious processes related to adware and use Force Quit command to shut them down
  • Go back to the Applications folder
  • Find SampleSkilled in the list and move it to Trash

If you are unable to shut down the related processes or can't move the app to Trash, you should look for malicious profiles and login items:

  • Go to Preferences and select Accounts
  • Click Login items and delete everything suspicious
  • Next, pick System Preferences > Users & Groups
  • Find Profiles and remove unwanted profiles from the list

There are likely to be more .plist files hiding in the following locations – delete them all:

  • Select Go > Go to Folder.
  • Enter /Library/Application Support and click Go or press Enter.
  • In the Application Support folder, look for any suspicious entries and then delete them.
  • Now enter /Library/LaunchAgents and /Library/LaunchDaemons folders the same way and terminate all the related .plist files.Uninstall from Mac 2

The manual elimination process might not always result in total virus removal. Therefore, we still strongly suggest you perform a scan with security software.

Remove the browser extension that messes with your settings

An extension to your browser is also added by SampleSkilled that starts performing all sorts of unwanted tasks. It possibly collects sensitive data and sends it to tracking servers. Some of the data that could be exposed is – IP address, user name, macOS version, browser versions, computer ID, items in the “Applications” folder, a list of agents, daemons, and system configuration profiles.

It would help if you removed the add-on as soon as possible after the dangerous files are eliminated from your system. You can delete cookies and cache automatically with the help of FortectIntego. It will also fix any damaged files and system errors, so you should notice an improvement in the machine's performance.

If you prefer doing this yourself without additional help, here are the instructions. You will find guides for Google Chrome and Mozilla Firefox at the bottom of this article:

  1. Click Safari > Preferences…
  2. In the new window, pick Extensions.
  3. Select the unwanted extension and select Uninstall.Remove extensions from Safari

Cookies and website data:

  1. Click Safari > Clear History…
  2. From the drop-down menu under Clear, pick all history.
  3. Confirm with Clear History.

The simplest and quickest solution to this is completely resetting Safari:

  • Click Safari > Preferences…
  • Go to Advanced tab.
  • Tick the Show Develop menu in the menu bar.
  • From the menu bar, click Develop, and then select Empty Caches.Reset Safari

Remove from Mozilla Firefox (FF)

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

Remove from Google Chrome

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

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