请问中了后缀为“helpoperator.685-663-9E8”的勒索病毒，怎么解密加密的文件

警告文件：
!!! ALL YOUR FILES ARE ENCRYPTED !!!
All your files, documents, photos, databases and other important files are encrypted.
You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key.
Only we can give you this key and only we can recover your files.
To be sure we have the decryptor and it works you can send an email: helpoperator@firemail.cc
and decrypt one file for free.
But this file should be of not valuable!
Do you really want to restore your files?
Jabber: helpoperator@thesecure.biz
Write to email: helpoperator@firemail.cc

Your personal ID: 685-663-9E8
Attention!
* Do not rename encrypted files.
* Do not try to decrypt your data using third party software, it may cause permanent data loss.
* Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.
文件加密：
工作簿1.xlsx. helpoperator.685-663-9E8
请问怎么解密 ，有办法解决吗？

1.您中的属于Buran勒索病毒家族，暂时无解。
2.如果文件不急需，可以备份等我们出解密工具。
3.如果文件急需，可以自行联系黑客
4.若需要排查中毒原因请添加1932948309，并备注被加密文件后缀。
5.更多防护方案和付款细节请参考：https://bbs.360.cn/thread-15858154-1-1.html