Emsisoft Decrypter for CrypBoss decrypts files held hostage by the CrypBoss ransomware strain.You may become infected by this ransomware by simply visiting a malicious website that pushes the download onto your machine, it then unloads the following, along with multiple ransom notes, into various target areas on your machine and executes them: %Application Data%UpdSysDrv32Xz32{8 random letters}.exe%Application Data%UpdSysDrv32Xz32UpdSyz32.bmp%System Root%HELP_DECRYPT.jpg%System Root%HELP_DECRYPT.txt%Desktop%HELP_DECRYPT.jpg%Desktop%HELP_DECRYPT.txt%User Profile%My DocumentsHELP_DECRYPT.jpg%User Profile%My DocumentsHELP_DECRYPT.txt{User Music}HELP_DECRYPT.jpg{User Music}HELP_DECRYPT.txt{User Pictures}HELP_DECRYPT.jpg{User Pictures}HELP_DECRYPT.txt{User Videos}HELP_DECRYPT.jpg{User Videos}HELP_DECRYPT.txtThe ransom notes will instruct you to contact this email address: @dr.com to arrange a "purchase" of software from the criminal. But as an act of charity, they are willing to decrypt a single file for you - free of charge - you just need to send it on over to them. Not advisable.