Coba Ransomware Removal + Restore .coba Files

Written by Valdis Koks

This article intends to help you delete Coba Ransomware for free. Our guidelines also explain how any .coba files can be decrypted.

Coba Virus

The Coba Ransomware means a COMPUTER risk used to blackmail its victims. Coba Virus might not point to any apparent signs and symptoms, yet its presence is only discovered as quickly as its work is carried out.

Coba Virus - crypted .coba files

The absence of signs is among the main problems with this kind of COMPUTER viruses. They can pass through into the assaulted system unnoticed, and implement their work without revealing their task in the workstation. This is why most clients are not able to do anything to end the infection before it has finished its mission, and also the goal of this one, particularly, is to make its targets’ data pointless by means of information ciphering and afterwards suggesting a ransom need.

The individual is reported via a message that this infection puts on their screen that their only option of bringing their data back is by means of the repayment of a certain amount of funds. This blackmailing part of this rip-off is preferred among the scams, and there’s an entire group of COMPUTER malware that’s made use of in this fashion. This malware category is called Ransomware, as well as the malware we are currently concentrating on most definitely drops under it.

The Coba malware is only disclosed once it has completed encrypting the documents. The .coba Ransomware will after that reveal its demands through an intimidating pop-up alert.

It is by means of this alert that the customers find out exactly how they are anticipated to move their funds to the cyber frauds responsible for the Ransomware virus. In many instances, the ransom money would certainly be asked in a cryptocurrency – BitCoin. These cryptocurrencies are truly tough to trace, and a regular user would certainly have no chance of understanding who they are truly moving their funds to. This, in fact, makes it truly not likely that the cyberpunk’s real identity would certainly ever before get divulged. It is quite uncommon for a Ransomware hacker to stand before the court, and the application of cryptocurrency as the suggested payment service is the main reason for that.

Listed below you can find the quote from the Coba 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 Coba virus encrypt your files?

The .coba Virus file encryption is not going to be removed after the ransomware is erased. The .coba 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 support such risks to promise their targets a decryption trick for their encrypted papers only to refuse to offer that key as soon as the payment obtains processed. Unnecessary to state, if you wind up in a problem like this, you wouldn’t can doing anything about it– your funds would be gone, as well as your information would still be inaccessible. This is why it isn’t actually smart idea to transfer the settlement, in addition, if you have not gone with any type of different choices that may work.

Despite the fact that we mentioned that the file encryption would continue to be on your files even after the Ransomware is no longer in the system, removing the infection is still incredibly essential. After you eliminate the Ransomware, you may likewise attempt the alternate file recovery solutions we have developed for you, and additionally your brand-new files will not go to risk of being secured. To remove this cryptoviral danger, you are advised to complete the actions you will encounter listed below.


Name .coba Virus
Type Ransomware
Threat Level High (Ransomware is up until now the worst malware you can experience)
Symptoms A Ransomware threat such as this one would typically not expose its visibility up until the records obtain locked up
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
.coba 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 Coba 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 .coba manually may take hours and hurt your system in the process. We suggest downloading LOARIS to check if it can identify Coba's documents for you. 

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

Task manager - Coba 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 threat - remove it, even if the scanner does not 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 load of other IPs linked to your device at the bottom. Inspect the image listed below:

notepad - suspicious IPs Coba

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 Coba 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 Coba 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 .coba 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?"

In many cases this indicates you have an online ID. It could additionally imply your documents were encrypted by a more recent variation of STOP/Djvu.

  • Offline ID. When the ransomware can not link to its command as well as control web servers while encrypting your data, it utilizes an integrated encryption key and also a built-in ID. Offline ID's typically finish in t1 and also are normally easy to identify. Because the offline key and also ID only transform with each variant/extension, every person who has had their documents encrypted by the same version will have the exact same ID and the files will be decryptable by the exact same key (or "exclusive key when it comes to RSA encryption).
  • Online ID. In many cases the ransomware has the ability to attach to its command and control web servers when it secures files, and also when this occurs the servers respond by creating arbitrary keys for every contaminated computer. Because each computer system has its own key, you can not make use of a key from an additional computer system to decrypt your files. The decrypter is capable of functioning around this with older versions as long as it has some aid, however for newer variations there is nothing that can be done to recoup files.

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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