Virus and Spyware Removal Guides, uninstall instructions POP-UP Scam (Mac)

How to remove redirects to penit[.]xyz website from Mac?

What is the penit[.]xyz site?

Penit[.]xyz is the address of an untrustworthy website running various schemes. This page has been observed promoting versions of the "(3) Viruses have been detected on your iPhone" and "VPN Update" scams, mainly targeting iPhone users. Schemes of this type operate by presenting visitors with misleading or outright deceptive information - to trick them into downloading/installing and/or purchasing dubious products. These scams typically endorse fake anti-viruses, adware, browser hijackers, and other PUAs (Potentially Unwanted Applications). They may even promote trojans, ransomware, and other malware. Users usually access scam sites via mistyped URLs, or redirects caused by intrusive advertisements or installed PUAs. Ads

Viralnewsobserver[.]com pop-up ads removal instructions

What is viralnewsobserver[.]com?

Viralnewsobserver[.]com is a website that is used to promote questionable websites, although it can load shady content itself too. In one way or another, viralnewsobserver[.]com cannot be trusted. Usually, pages like this one get opened through other untrustworthy pages, deceptive advertisements or potentially unwanted applications (PUAs). It is not common for them to be visited intentionally. More examples of pages that are more or less similar to viralnewsobserver[.]com are vossulekuk[.]com, messages-email[.]com, and netflowgroup[.]com. Ads

Maincaptchasource[.]com pop-up ads removal instructions

What is maincaptchasource[.]com?

The Internet is full of untrustworthy, deceptive, and dangerous websites. Maincaptchasource[.]com is a rogue page that shares many similarities with,,, and countless others. Sites of these types operate by presenting visitors with questionable content and/or redirecting them to other unreliable/malicious webpages. Typically, users access such pages via redirects caused by intrusive ads or installed PUAs (Potentially Unwanted Applications). These apps do not require explicit user permission to infiltrate systems and may have heinous functionalities.

StandBoost Adware (Mac)

How to remove StandBoost from Mac?

What is StandBoost?

StandBoost is a potentially unwanted application (PUA) that serves advertisements and promotes a fake search engine. It may collect browsing data or other information too. This application functions as adware and a browser hijacker. It is called a PUA because most users download and install apps of this type unknowingly. It is known that StandBoost is distributed by disguising its installer as the installer for the Adobe Flash Player.

VideoSearchApp Browser Hijacker

VideoSearchApp browser hijacker removal instructions

What is VideoSearchApp?

VideoSearchApp is a piece of untrustworthy software categorized as a browser hijacker. It makes modifications to browser settings in promotion of the fake search engine. Additionally, VideoSearchApp collects browsing-related data. Due to the questionable tactics used to distribute browser hijackers, they are also classified as PUAs (Potentially Unwanted Applications).

FormatBoost Adware (Mac)

How to remove FormatBoost adware from Mac?

What is FormatBoost?

FormatBoost is a piece of untrustworthy software that operates by running intrusive advertisement campaigns and promoting fake search engines by making changes to browser settings. Due to this, FormatBoost is classified as adware and is deemed to have browser hijacker qualities. Since most users download/install this app inadvertently, it is also categorized as a PUA (Potentially Unwanted Application). These apps typically collect browsing-related information as well. FormatBoost has been observed being distributed via fake Adobe Flash Player updates. It is noteworthy that illegitimate software updaters/installers are sometimes used to proliferate trojans, ransomware, and other malware.

4KSportSearchs Browser Hijacker

4KSportSearchs browser hijacker removal instructions

What is 4KSportSearchs?

4KSportSearchs is a browser hijacker that promotes the address, a fake search engine. As a rule, apps of this type hijack browsers by changing some of their settings. Moreover, it is common for browser hijackers to collect details relating to their users' browsing habits. Usually, users download or install apps like 4KSportSearchs unknowingly. For this reason, they are called potentially unwanted applications (PUAs).

SketchBall Adware

SketchBall adware removal instructions

What is SketchBall?

SketchBall, also known as SnetchBall, is a piece of rogue software classified as adware. It operates by running intrusive advertisement campaigns. In other words, this application delivers various misleading, deceptive, and malicious ads. Additionally, most adware-types have data tracking abilities, which are employed to spy on users' browsing habits and collect private data. Since most users download/install SketchBall, it is also deemed to be a PUA (Potentially Unwanted Application).

MrJeck Ransomware

MrJeck ransomware removal instructions

What is MrJeck ransomware?

MrJeck is the name of a malicious program within the ransomware classification. Systems infected with this malware have their data encrypted and receive ransom demands for the decryption. In other words, this ransomware demands victims pay the cyber criminals - if they want to unlock the files that have been rendered inaccessible. As MrJeck encrypts, files are renamed according to this pattern - "[random_string].[MrJeck@Cock.Li]" (which consists of a random character string and the criminals' email address). For example, a file initially titled "1.jpg" would appear as something similar to "kfaWvoAynolu04.[MrJeck@Cock.Li]" - following encryption. After this process is complete, ransom notes - "Read Me Please!.txt" - are created in compromised folders.

Monero Ransomware

Monero ransomware removal instructions

What is Monero?

Ransomware is a type of malware that prevents victims from accessing their system or personal files and demands a ransom payment. It encrypts files and keeps them inaccessible until a ransom is paid. Usually, it displays or creates a ransom note that contains instructions on how to contact the attackers, pay a ransom, or other details. Monero displays a pop-up window and creates the "HOW TO DECRYPT FILES.txt" text files in folders that contain affected (encrypted) data. Also, it changes the desktop wallpaper and renames encrypted files by appending the ".monero" extension. For example, it renames "1.jpg" to "1.jpg.monero", "2.jpg" to "2.jpg.monero", and so on. Monero belongs to the family of ransomware called Xorist.


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