![]() This malware shares many similarities with dozens of other ransomware-type viruses such as PayDay, HappyLocker, and Hollycrypt. Research shows that these viruses have identical behavior - they encrypt files and make ransom demands. Screenshot of a message encouraging users to pay a ransom to decrypt their compromised data: Therefore, this problem can only be resolved by restoring your files/system from a backup. Unfortunately, there are no tools capable of restoring files encrypted by Red Alert. We strongly recommend that you ignore all requests to pay any ransom or to contact these people. There is a high probability that you will be scammed. Research shows that cyber criminals often ignore victims, despite submitted payments. The cost is currently unknown, however, cyber criminals usually demand $500 - 1500 Bitcoins. To receive this key, victims must pay a ransom. Red Alert encrypts files using symmetric cryptography (AES) and, thus, files can only be restored using a unique decryption key. Doing otherwise, supposedly results in permanent deletion of files. Red Alert's desktop wallpaper contains a short message stating that files have been blocked and that the victim must follow instructions provided within the aforementioned text file. Once files are encrypted, Red Alert changes the desktop wallpaper and generates a text file (" message.txt"), placing it on the desktop. For example, " sample.jpg" is renamed to " ". locked" extension to the name of each encrypted file. ![]() Red Alert encrypts files using AES cryptography and appends the ". ![]() Red Alert is a file-encryption virus based on Hidden Tear (an open-source ransomware project).
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