Users infect computers after opening malicious Microsoft Office, PDF documents, JavaScript files, archives like ZIP, RAR, executables, ISO files, or other files. In other cases, ransomware is distributed via unreliable sources for downloading files and programs (such as P2P networks, third-party downloaders, shady websites, etc.), Trojans, and fake updaters. As a rule, their emails are disguised as important/official/urgent letters from legitimate entities. Most threat actors distribute ransomware via fake installers for pirated software (or cracking tools) and by sending emails containing malicious links or attachments. Usually, the main differences between attacks are the prices of decryption tools and cryptographic algorithms used to encrypt files. More ransomware examples are Dark (VoidCrypt), Qqlo, and Oiltraffic. Treat actors behind ransomware attacks aim to get paid for data decryption. Ransomware is malware used to encrypt files and then blackmail victims. Thus, ransomware should be removed as soon as possible. It is also important to know that while a computer is infected with ransomware, additional encryptions can be caused, and (or) other computers can be infected. There are no guarantees that they will provide a decryption tool. Paying the attackers for a decryption tool is not recommended.
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Ransomware victims can only recover files for free if they have them backed up on a remote server, unplugged storage device, or elsewhere. It is impossible to decrypt files for free unless a third-party decryption tool can be downloaded from the Internet. The ransom note instructs victims to transfer 2 XMR (Monero cryptocurrency) to the provided crypto wallet and then send an email to It says that a decryption tool will be provided after paying (and contacting) the attackers. Screenshot of files encrypted by this ransomware: rar1" extension to filenames), and creates the " READ_TO_DECRYPT.txt" file containing a ransom note.Īn example of how files encrypted by Rar1 are renamed: " 1.jpg" is replaced with " GAXHE3BOPJUXA=.rar1", " 2.png" is replaced with " GEXGU4DH.rar1", etc. Rar1 is ransomware that encrypts files, renames them (by replacing their names with a random string of characters and appending the ".
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