Bttu Ransomware Removal + Restore .bttu Files

Written by Valdis Koks

This article intends to help you delete Bttu Ransomware for free. Our instruction also explain how any .bttu files can be restored.

Bttu Virus

The Bttu Ransomware represents a COMPUTER hazard used to blackmail its targets. Bttu Infection might not point to any kind of apparent signs and symptoms, yet its presence is only uncovered as quickly as its job is executed.

Bttu Virus - crypted .bttu files

The lack of signs is one of the primary troubles with this kind of PC infections. They can permeate right into the assaulted system undetected, and also implement their job without showing their activity in the workstation. This is why most consumers are not able to do anything to terminate the infection before it has actually completed its objective, and also the mission of this one, particularly, is to make its sufferers’ documents unusable using information ciphering and then suggesting a ransom demand.

The customer is reported by means of a message that this infection puts on their display that their only option of bringing their data back is by means of the repayment of a particular amount of funds. This blackmailing part of this scam is incredibly popular amongst the frauds, and also there’s an entire group of COMPUTER malware that’s used in this fashion. This malware group is named Ransomware, and also the malware we are presently concentrating on absolutely falls under it.

The Bttu malware is only disclosed once it has completed encrypting the documents. The .bttu Ransomware will then reveal its needs using an intimidating pop-up alert.

It is via this alert that the users find out how they are expected to transfer their funds to the cyber scams in charge of the Ransomware virus. In a lot of circumstances, the ransom would be asked in a cryptocurrency – BitCoin. These cryptocurrencies are actually difficult to trace, and also a regular individual would have no chance of recognizing who they are truly transferring their funds to. This, as a matter of fact, makes it really unlikely that the cyberpunk’s true identification would ever get divulged. It is quite uncommon for a Ransomware hacker to stand on trial, as well as the application of cryptocurrency as the recommended payment remedy is the main factor for that.

Below you can find the quotation from the Bttu text file:

 Don't worry, you can return all your files!
 All your files like photos, databases, documents and other important are encrypted with strongest encryption and unique key.
 The only method of recovering files is to purchase decrypt tool and unique key for you.
 This software will decrypt all your encrypted files.
 What guarantees you have?
 You can send one of your encrypted file from your PC and we decrypt it for free.
 But we can decrypt only 1 file for free. File must not contain valuable information.
 You can get and look video overview decrypt tool:
 Price of private key and decrypt software is $980.
 Discount 50% available if you contact us first 72 hours, that's price for you is $490.
 Please note that you'll never restore your data without payment.
 Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours.

 To get this software you need write on our e-mail:

 Reserve e-mail address to contact us:

 Our Telegram account:

How to Bttu virus encrypt your files?

The .bttu Infection document encryption is not mosting likely to be gotten rid of after the ransomware is removed. The .bttu Virus document encryption access key is promised to be given to you when you pay the ransom amount.

Nevertheless, it is not unusual for the criminals that guarantee such dangers to promise their victims a decryption secret for their encrypted records just to refuse to provide that key as quickly as the settlement obtains refined. Needless to mention, if you wind up in a condition such as this, you wouldn’t can doing anything regarding it– your funds would be gone, and your data would still be inaccessible. This is why it isn’t really wise thought to transfer the settlement, moreover, if you haven’t opted for any type of different options that may work.

Although we stated that the file encryption would continue to be on your files also after the Ransomware is no more in the system, deleting the virus is still incredibly essential. After you eliminate the Ransomware, you may also try the alternative file recovery options we have actually created for you, and also your new data will not be at threat of being secured. To delete this cryptoviral risk, you are advised to finish the steps you will certainly experience below.


Name .bttu Virus
Type Ransomware
Threat Level High (Ransomware is so far the most awful malware you can experience)
Symptoms A Ransomware threat similar to this one would typically not reveal its presence until the files get secured
Promotion Channel Channels like spam e-mail promotion, and malvertising are normally the ones used to spread Ransomware.
Data Recovery Solution Emsisoft Decrypter
Detection Utility
.bttu may recover itself plenty of times if you don’t get rid of its core files. We suggest downloading LOARIS TROJAN REMOVER to scan for malicious utilities. This may save you a lot of time and efforts to effectively get rid of all possible malware within your device.
Read more about Loaris Trojan Remover (License Agreement, Privacy Policy ).
If Loaris identifies a threat, you will need to buy a license to get rid of it.

Delete Bttu Virus Ransomware

Step 1:

Some of the steps will likely demand you to exit the page. Bookmark it to easily get back to it later.

Reboot in Safe Mode (use this tutorial if you don’t know how to do it).

Step 2:
Exclusive Offer
We get asked this often, so we are clearly mentioning it here: Deleting .bttu manually may take hours and hurt your system in the process. We suggest downloading LOARIS to check if it can identify Bttu's documents for you. 

Click CTRL + SHIFT + ESC simultaneously and go to the Processes Tab. Try to identify which processes are malicious.

Task manager - Bttu Open File Location

Right click on each of them and choose Open File Location. Then inspect the documents with online file checker:

Once you open their folder, end the processes that are contaminated, then get rid of their folders. 

Note:If you are certain something belongs to the danger - eliminate it, even if the scanner doesn't mark it. No anti-virus application can identify all infections.

Step 3:

Keep holding the Win + R. And then copy & paste the following:

  • notepad %windir%/system32/Drivers/etc/hosts

A new document will open. In case you are hacked, there will be a tons of other IPs connected to your device at the bottom. Examine the picture listed below:

notepad - suspicious IPs Bttu

In case there are suspicious IPs below “localhost” – get in touch with us in the comments.

Use CTRL + SHIFT + ESC simultaneously and access the Startup Tab:

Task manager - Startup Tab Program Disable

Proceed to Program Name and select “Disable”.

Keep in mind that ransomware may even include a fake developer name to its process. You must check out every process and be persuaded that it is legitimate.

Step 4:
To get rid of Bttu Virus, you may have to deal with system files and registries. Making a mistake and getting rid of the wrong thing may hurt your device.


You can prevent the system damage by selecting LOARIS TROJAN REMOVER - a high-quality Bttu removal software.

Read review about LOARIS TROJAN REMOVER (License Agreement, Privacy Policy ).

Look for the ransomware  in your registries and get rid of the entries. Be very careful –  you can destroy your system if you remove entries not associated with the ransomware.

Type each of the following in the Windows Search Field:

  • %AppData%
  • %LocalAppData%
  • %ProgramData%
  • %WinDir%
  • %Temp%

Get rid of everything in Temp. Finally, simply check out for anything lately added. Don't forget to drop us a comment if you run into any issue!

How to Decrypt .bttu files?

Djvu Ransomware essentially has two versions.

  1. Old Version: Most older extensions (from “.djvu” up to “.carote”) decryption for most of these versions was previously supported by STOPDecrypter tool in case if infected files with an offline key. That same support has been incorporated into the new Emsisoft Decryptor for these old Djvu variants. The decrypter will only decode your files without submitting file pairs if you have an OFFLINE KEY.
  2. New Version: The newest extensions released around the end of August 2019 after the ransomware was changed. This includes .coharos, .shariz, .gero, .hese, .xoza, .seto, peta, .moka, .meds, .kvag, .domm, .karl, .nesa, .boot and etc….These new versions were supported only with Emsisoft Decryptor.

"The decrypter can't decrypt my files?"

Most of the times this means you have an online ID. It could additionally indicate your documents were secured by a newer variant of STOP/Djvu.

  • Offline ID. When the ransomware can't link to its command and control web servers while encrypting your documents, it utilizes an integrated file encryption key as well as an integrated ID. Offline ID's typically end in t1 as well as are typically simple to determine. Because the offline key and also ID only transform with each variant/extension, everyone that has actually had their files secured by the same variant will have the exact same ID and the files will be decryptable by the very same key (or "private key in the case of RSA file encryption).
  • Online ID. For the most part the ransomware has the ability to attach to its command and also control servers when it encrypts documents, and also when this takes place the servers respond by producing random keys for each and every infected computer. Given that each computer system has its own key, you can not make use of a key from one more computer system to decrypt your documents. The decrypter can functioning around this with older versions as long as it has some aid, however for more recent versions there is nothing that can be done to recover documents.

In case when the tutorial doesn’t help, download the anti-malware tool we suggest or try free online virus checker. Furthermore, you may always ask us in the comments for assistance!

About the author

Valdis Koks

Security engineer, reverse engineering and memory forensics

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