Step-by-Step Malware Removal Instructions

ExpandedActivity Adware (Mac)
Mac Virus

ExpandedActivity Adware (Mac)

ExpandedActivity is designed to display unwanted advertisements and promote a fake search engine by modifying browser's settings. In other words, ExpandedActivity is designed to function as an adware-type application and a browser hijacker. Like most apps of this type, it is distributed using de

Karen Ransomware
Ransomware

Karen Ransomware

Typically, ransomware encrypts files and provides contact information. It is also common that malware of this type renames encrypted files (for example, it appends its extension to their filenames). Karen ransomware creates the "README.txt" text file and appends the ".karen" extension (e.g., it re

C0v Ransomware
Ransomware

C0v Ransomware

Belonging to the Dharma ransomware family, C0v is a malicious program designed to encrypt files and demand payment for the decryption. In other words, victims cannot access the data affected by C0v, and they are asked to pay a ransom - to restore access to it. During the encryption process, files

MOSN Ransomware
Ransomware

MOSN Ransomware

MOSN is a piece of malicious software classified as ransomware. It operates by encrypting the data stored on infected systems and demands payment for the decryption. In other words, victims cannot access the files affected by MOSN, and they are asked to pay - to recover access to their data. Duri

Loki Locker Ransomware
Ransomware

Loki Locker Ransomware

Loki Locker prevents victims from accessing their files by encrypting them. Also, it renames all encrypted files, changes the desktop wallpaper, displays a pop-up window, and creates the "Restore-My-Files.txt" text file. Loki Locker's wallpaper, pop-up window, and text file contain instructions on

MainCharacterSearch Adware (Mac)
Mac Virus

MainCharacterSearch Adware (Mac)

MainCharacterSearch displays advertisements and changes a browser's homepage, the default search engine, and new tab. It has the qualities of advertisement-supported software and a browser hijacker. It is known that MainCharacterSearch is distributed via a fake installer. Therefore, it is very u

CheckAMap Browser Hijacker
Browser Hijacker

CheckAMap Browser Hijacker

CheckAMap is a potentially unwanted application (PUA) that modifies a web browser's settings. The primary purpose of this browser hijacker is to promote the checkamap.com address, a fake search engine. CheckAMap and other apps of this type are categorized as PUA because users rarely install them i

TopSearchStreams Browser Hijacker
Browser Hijacker

TopSearchStreams Browser Hijacker

TopSearchStreams is a browser hijacker promoting the topsearchstreams.com search engine. It makes changes to browser settings to promote its web searcher. Additionally, TopSearchStreams likely has data tracking abilities. Since most users download/install browser hijacker unintentionally, they are

Ufymmtjonc Ransomware
Ransomware

Ufymmtjonc Ransomware

Ufymmtjonc is part of the Snatch ransomware family. It prevents victims from accessing their files by encrypting them and appends the ".ufymmtjonc" extension to their filenames. For example, it renames "1.jpg" to "1.jpg.ufymmtjonc", "2.jpg" to "2.jpg.ufymmtjonc", and so on. Also, Ufymmtjonc create

Newssysstem.org Ads
Notification Spam

Newssysstem.org Ads

Newssysstem[.]org is designed to trick its visitors into allowing it to show notifications and to open various untrustworthy pages. It is pretty similar to totaltopfeed[.]com, uniqdatacaptcha[.]top, nakedstreaming[.]com, and plenty of other sites. It is worth mentioning that users do not visit web