Global.hao123.com is a browser hijacker that gets on PC without the user noticing, bundled with freeware’s installers and downloaders. And if you see Global.hao123.com instead of your search engine then you likely just failed to disable additional components while installing. A browser hijacker makes changes to the browser configuration, System Registry, as well as creates Browser Helper Objects to protect itself from removal.
SweepTools PC Cleaner pretends to be a legit program that can bust your computer’s performance, fix registry issues, system errors, delete junk files. In reality, it’s a bogus software whose sole aim is to cheat out of your money by showing non-existent errors. For example, SweepTools PC Cleaner, as a result of scanning, detects a lot of system errors that might reduce computer’s speed.
GandCrab2 is a second version of a GandCrab ransomware, as expected the developers of this virus will continue expand their victims base. This ransomware is a big threat to your computer, as it will encrypt all the personal files. Encrypted files can’t be opened or accessed in any possible way. The ransomware widely distributed by means of RigEK toolkit. After finishing encrypting process with currently unknown cryptography algorithm, this ransomware adds .CRAB file extension to the name of all the encrypted data.
Search.searchyrs2.com is both fake search engine and browser hijacker that can change browser’s configuration without user’s permission. This malware is distributed merged with free programs and automatically installed if you don’t opt out of aditional software. While it’s not a virus, bear in mind that ads and search results displayed by browser hijacker might redirect you to dangerous websites.
Searchfefc.com is an unreliable search engine which is promoted in software bundles. The sole aim of Searchfefc.com is to get revenue from advertising and boosting traffic to third-party sites. This is achieved through the constant redirects, intrusive pop-up ads, and altered search results.