What is KeyHolder?
Did you files encrypted by KeyHolder? What is it? It is classified as a ransomware which can target all the windows based system like Windows Xp/Vista/7/8. Many users can receive the pop-up message like below:
All files including videos, photos and documents on your computer are encrypted.
Files decryption cost ~$500.
……
We remind you that the sooner you do, the more chances are left to recover the files.
To get your files decrypted, we have to get public and private key, however, cyber criminals will ask you to pay for certain money.
Before you pay for the ransom, we suggest contacting your bank. If you choose you to paid with your credit card, it is capable to block the transaction and return your money. But you must know that paying the ransom will not always lead to get your files decrypted.