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.
PrivacyDr is a false system optimizer, which is one of the potentially unwanted software. It alerts the user that his PC is at risk. According to the developers, PrivacyDr removes unnecessary files, clean and repair the registry, protect passwords, your browser, and significantly improves your computer.
Advanced PC Fixer - it is potentially unwanted program (PUP) that comes to the computer bundled with freeware via its downloaders. Most of all, it gets into PC without user consent. At first glance this program may seem useful. Advanced PC Fixer informs the user that the computer is infected and full of unnecessary files, or that you need to clean up the registry and much more.
