Yardood.com is a browser add-on that, upon the application of developers, enhances your Internet browsing experience. In sober fact, this is bare-faced lie. The behaviour of this program could be categorized as a hijacker. This infection tends to impact your internet browser by setting your homepage and search engine to either us.yardood.com, fr.yardood.com, yardood.com, or uk.yardood.com. It will prevent all your attempts to restore your browser settings like it was before. Except that, the fake altered search results have no benefits for users, they can also redirect you to websites containing more dangerous malicious infections.
Tgmgo.com is a browser hijacker that is usually accompanied with other free software. This malware will set search engine and homepage of your web browser to Tgmgo.com. You can’t get any needful information as this malware keeps disrupting your online searches. Another annoying feature of this hijacker is shortcuts. Tgmgo.com creates a lot of shortcuts that you probably don't need in the web browser, but you can't delete them as they are always coming back. By showing altered search results, this malware misleads people to unsafe websites and huge amount of ads. Tgmgo.com is created to steal your information that might be personal, like searching or browsing history.
Searchz.co is a malicious application that could be classified as a browser hijacker. The homepage of Searchz.co looks like other familiar search engines like Google or Bing. Once activated, it will modify your browser homepage and search engine to search.co without any consent. Moreover, it will prevent you from changing settings back. The problem is accentuated by the presence of obtrusive advertising. Annoying pop-ups, banners will fill up every page of your browser that could not only affect to your browser experience but could cause more dangerous infections to your system.
Osiris is new crypto-virus, that belongs to Locky ransomware type. After finishing the process of encrypting files, malware adds .osiris extension and alters filenames. Your files get such names: [8_random_characters]-[4_random_characters]-[4_random_characters]-[8_random_characters]-[12_random_characters].osiris. Virus blackmails user to pay ransom of 2.5 BitCoins (~$1880) for file decryption. Osiris ransomware creates 3 files on users computers: OSIRIS.html, OSIRIS_[4_random_characters].html and OSIRIS.bmp and copies them to the folder with encrypted files. Those files contain instructions for users to pay the ransom on Bitcoin wallet.
PCFixer is a potentially unwanted program that is a spurious registry cleaner. At first glance it looks like a very useful program. Developers promise, it will speed up your PC and its performance by cleaning and defragmenting the registry. PCFixer shows a warning that the registry is clogged and needs to be cleaned immediately.