Opti-page.com or Opti Page Search is malicious browser hijacker, that belongs to notorious Babylon Ltd., developer of Babylon Toolbar. It can infect both Mac and Windows computers and targets Safari, Google Chrome and Mozilla Firefox browsers. Opti-page.com overwrites default values of search engine and homepage settings. Users are redirected to http://www.opti-page.com and then to one of the following search engines: Yahoo.com, Bing.com, Yandex.ru, Google Custom Search or Opti-page.com itself, depending on users geolocation. Main page of this questionable website can be filled with ads “Powered by Taggy” and have sponsored links to third-party shopping sites.
Aurora Ransomware (sometimes called OneKeyLocker Ransomware) is new crypto-virus, that started circulating the web since the end of May, 2018. It uses DES algorithm to encode files and adds .Aurora extension, after which it got its name. After encryption ransomware creates several text files HOW_TO_DECRYPT_YOUR_FILES.txt, newest version creates single #RECOVERY-PC#.txt file, containing ransom note with contact information and instructions. Usually, viruses of this type ask for $100 – $500 in BitCoins. At the moment, there are no public decryption tool available. Full recovery is only possible with help of backups. You can preserve your files till actual decryptor will be created. Some data can possibly be restored using instructions on this page.
CryptON Ransomware or Nemesis Ransomware or X3M Ransomware is one of the most dangerous and wide-spread ransomware families. Currently, there are multiple successors of initial virus and several deviations built on another platforms. Cry9, Cry36 and Cry128 Ransomware came from this series. Virus uses mix of AES-256, RSA-2048 and SHA-256 encryption algorithms Latest discovered version is actually called CryptON Ransomware and uses .email@example.com extension for affected files. Ransom demand from 0.2 to 1 BitCoin for decryption. It is not recommended to pay the ransom as there are no guarantee malefactors will send decryption key. Use instructions on this page to remove CryptON Ransomware and decrypt .firstname.lastname@example.org, _x3m or _locked files from Windows 10, Windows 8 or Windows 7.
Home.searchpulse.net or Search.searchpulse.net is bogus third-party search engine, that installs in Safari, Google Chrome and Mozilla Firefox. Web application Search Pulse and company with the same name originated from Israel. Hijacker replaces homepage, default search engine and new tab settings in your browsers. Searches from Home.searchpulse.net can be redirected to Yahoo, Bing or Google. Malefactors gain advertising revenue from traffic driven to any of this search engine. However, along with redirection, Home.searchpulse.net can collect browser data and search history from users and share it with advertisers.
Bip Ransomware is another successor of Dharma/Crysis Ransomware family. New variation adds complex suffix, that ends with .bip extension, to all affected files. Bip Ransomware encrypts almost all types of files, that can be valuable to users, such as documents, images, videos, databases, archives, project files, etc. It is currently unknown, what type of encryption algorithm Bip Ransomware uses, but probably it is AES. Bip Ransomware usually demands from $1000 to $2000 in BitCoins for the decryption key. However, often hackers don’t send any keys and it is not recommended to pay the ransom. As for today, the 5-th of May 2018, decryption is not possible, however, you can attempt to decrypt your files from backups or trying file recovery software.