"Windows Defender Security Center" is a fake error message displayed by various websites. Users visit often these sites inadvertently - they are redirected by potentially unwanted programs (PUPs) or intrusive advertisements delivered by other rogue sites. Research shows that many PUPs infiltrate
hecktasit.club is the address of a fake search engine and a website that, if accessed directly, opens nicetab.live, which is a download page of the NiceTab StartPage browser hijacker. Typically, fake search engines are promoted through rogue downloaders/installers that modify browser settings.
NiceTab StartPage is a browser hijacker, which is endorsed as a tool for customization of the browser homepage interface. These advertised features include various widgets (e.g. local time, current weather and forecasts, etc.), homepage wallpaper selection and so on. In fact, NiceTab StartPage
Takeprize is a family of untrusted, deceptive websites and a domain that, if visited, displays various lottery scams. At the time of research, takeprize loaded web pages that encouraged visitors to download an installer that distributes potentially unwanted apps (PUAs) including browser hijacker
Discovered by dnwls0719, PSAFE is malicious software belonging to the Matrix ransomware family. It is designed to encrypt the data of infected systems and demand ransom payments for decryption. During the encryption process, all affected files are renamed according to the following pattern: "[Safe
The Find A Flight Pro app is designed to provide quick access to flight information, however, it is actually classified as a potentially unwanted application (PUA), a browser hijacker. Apps of this type promote fake search engines by changing various browser settings. Find A Flight Pro promotes s
ENCRYPTED_RSA is a malicious program belonging to the CryptoLocker ransomware family. It operates by encrypting the data of infected systems and demanding payment for decryption tools/software. Additionally, it attempts to delete volume shadow copies. Volume Shadow Copy is a Windows service that
DesuCrypt (also known as Insane) was discovered by S!Ri. This is a malicious program categorized as ransomware. Unlike most programs of this type, however, DesuCrypt does not encrypt any files - it damages them (rendering them unusable) and changes filenames by appending the ".desucrypt" extension
Top APP is a potentially unwanted application (PUA), a browser hijacker. Typically, apps of this type promote the addresses of fake search engines by changing certain browser settings. Research shows that this PUA does not in fact change the settings, however, it detects when users search (by ent
Quick Converter is a browser hijacker, which operates by modifying browser settings to promote a fake search engine (feed.quick-converter.com). Additionally, it has data tracking capabilities, which are employed to monitor users' browsing activity and gather sensitive information inferred from it.