Websearch.hotsearches.info is typical browser search and homepage hijacker. Usually, it affects Google Chrome, Mozilla Firefox and Internet Explorer. It can be removed via changing browser settings, but usually there is persistent module that reverts your changes back to Websearch.hotsearches.info.
iStartSurf.com by Skytech is browser search hijacker and redirect for Google Chrome, Mozilla Firefox and Internet Explorer. It modifies browsers homepage, replaces your default search engine and opens as a new tab every time you start your browsers. In some cases it modifies browser desktop and start menu shortcuts, adding web address in target field.
Oursurfing.com by SmartWave Technology Limited is browser hijacker that originates from China. It infects Google Chrome, Mozilla Firefox and Internet Explorer and overrides default search, homepage settings of all installed browsers to http://www.oursurfing.com. It modifies browsers shortcuts also. This creates problems, and some users cannot remove Oursurfing.com.
Delta-homes.com by Banyan Tree Technology Limited is browser hijacker for Google Chrome, Mozilla Firefox and Internet Explorer. Delta-homes.com hijacks homepage, default search engine of this browsers to http://delta-homes.com. Searches are redirected to Google, but may be fake.
Searchult.com by Navegaki is web browser hijacker that infects Google Chrome, Mozilla Firefox and Internet Explorer. It originates from China, but mainly distributes in Latin America. Searchult.com hijacks search engine and homepage to http://searchult.com. It also installs extensions in affected browsers to prevent easy removal and settings reset.
Luckysearches.com by DeerNet Technology Co is browser search and homepage hijacker, and installs in 3 browsers (Google Chrome, Mozilla Firefox and Internet Explorer). Luckysearches.com replaces search engine, homepage, newtab defaults of all installed browsers to http://luckysearches.com. It can hijack browsers shortcuts as well.