The main purpose of ransomware is to encrypt files and keep them inaccessible until victims recover them with decryption tools purchased from the attackers. Malware of this type not only encrypts files but also renames them. POLSAT appends the victim's ID, ICQ_Polsat (ICQ username), and the ".POL
Contact is a malicious program categorized as ransomware. Systems infected with this malware have their data encrypted and users receive ransom demands for decryption tools. I.e., victims are unable to access/use the files affected by this ransomware and are asked to pay to recover the data. Duri
Topcaptchasolver[.]com is used to promote untrusted, potentially malicious websites. It also can load dubious content, depending on the visitor's geolocation. In any case, topcaptchasolver[.]com cannot be trusted. Note that users do not visit these websites intentionally. In most cases, they are
GlobalSearchSystem is an adware-type application with browser hijacker traits. This piece of software delivers intrusive advertisement campaigns and modifies browser settings to promote bogus search engines. Furthermore, most adware and browser hijackers monitor users' browsing habits and colle
TypicalProcess is a rogue application categorized as adware. It also has browser hijacker traits. After successful infiltration, this app runs intrusive advertisement campaigns (i.e., delivers various ads) and makes modifications to browser settings in order to promote fake search engines. Addi
In most cases, technical support scams display fake pop-up messages/notifications claiming that the computer is infected with viruses and encouraging users to call the provided number to get help with removing them. Usually, scammers behind tech-support scams attempt to trick users into purchasin
Belonging to the Djvu ransomware family, Urnb is a malicious program designed to encrypt data (render victims' files inaccessible) and demand ransoms for decryption (payment for access recovery). When this ransomware encrypts, affected files are appended with the ".urnb" extension. For example, a
Fdcz is a type of malware that encrypts files and appends its extension to filenames. Ransomware victims cannot access or use their files unless they decrypt them with a specific decryption tool (program, key). Fdcz appends ".fdcz" as the file extension to the filenames. For example, "1.jpg" is
There are many deceptive websites using scare tactics to trick unsuspecting visitors into downloading and installing potentially unwanted applications (PUAs). Usually, the websites display fake virus notifications claiming that the device is infected with a number of viruses and urge users to re
Email credentials phishing describes a deceptive message claiming to be an official notification from the recipient's email service provider. It alerts users of a 'new security measure' in an attempt to steal their email credentials. This scam tactic is called "phishing" and is a form of social en