Then, it encrypts these files and appends the .cdtt extension to them, rendering them inaccessible and unusable.
For instance, it renames 1.png to 1.png.cdtt, 2.docx to 2.docx.cdtt, etc.
The ransom note offers contact emails to victims [email protected]and[email protected].

This ransomware uses the Salsa20 encryption algorithm, which is almost impossible to hack.
Attempting to use the already compromised decryption keys could be a method, but the possibility is also low.
So, what to do when encountering the .cdtt virus?
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Try these tips below.
How to perform the ransomware recovery?
How to protect your data from being attacked again?

This post provides the answers for you.
You should store the backup on an external hard drive or a USB flash drive to avoid infection.
Toback up your files, we recommend usingMiniTool ShadowMakerwhich stands out from many backup software.

It supports automatic file backup and incremental & differential backups to keep your data safe in a great way.
Download its Trial Edition and install it on your Windows 11/10/8.1/8/7 fordata backup.
Then, launch MiniTool ShadowMaker and clickTrial Edition.
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Step 2: UnderBackup, clickSOURCE > Folders and Filesto select files to back up.
And, clickDESTINATIONto choose a drive as the storage path.
Step 3: ClickBack Up Nowto begin file backup.
How to Remove .Cdtt Virus
Move 1.
Move 2.
Then, launch it and perform a scan.
If this antivirus software finds some threats, remove them.
can also help you remove malicious software like Cdtt ransomware.
Move 3.
For all this, you’ve got the option to try.
Emsisoft Decryptor for STOP Djvu may help you.
Step 1: Open a web internet tool and download this tool.
Step 2: spin up the installer and click theDecryptbutton to start the decryption process.
When you find a .cdtt file on your PC, it is infected with this ransomware.
Dont worry and you should back up other important files and try some steps to remove it.