Remove Cadq Virus Ransomware (+File Recovery)

About Cadq

Cadq is ranked by our malware research team as the DJVU virus family. Another variants of this family is Ygkz, Cosd, Plam, and some others. There are certain scanners that bypass it as well as therefore letting its invasion. Actually, we have to call it that, because of the “.cadq” extension that it appends at the end of your files.

Let’s clarify. Cadq infection assaults your computer through trick and skill also. After that, once entered it makes use of AES or RSA enciphering logics to hold your files.

After that, they extort you for their release. After Cadq gets round right into your system, it places every one of your records under lock-down. It adds its very own extension “.cadq” at the end, thus making data isolated.

Files with “.cadq” extension appended by the Cadq virus:

.cadq Files
Example of .cadq files

It attacks data, registers, images, songs, filmings, all of it! Thereafter, you can’t longer access them. Shifting records or renaming it will not assist. Sole remedy to unblocke your documents from the virus’ keep is decryption. The virus expects you to disburse blackmail cash if you wish to get your records back. It makes that clear (in the ransom note) it will decrypt data after payment.

The note is usually a text file, left on your desktop. You can also find it in each directory that includes enciphered data. It describes your troubles and also proposes you a solution. According to Cadq, exclusive remedy to release your documents is with an only decoding code. And also, to obtain it you have to send a buyout. The price is $980, as well as it’s generally asked for in cryptocurrency.

The file “_readme.txt” by the Cadq virus states the following info:


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:
Your personal ID:

Do NOT pay for decrypt of “cadq” files!

The Cadq malware guarantees, to send you the code after you pay. As well as, that’s it. That’s all you obtain – a promise. You have no warranties that conformity finishes in something appropriate. Do not rest on words of cyber criminals. That is people, that will cheat you. Do NOT pay them a cent. Don’t call them Do NOT comply with their needs.

Do not pay for ransomware

How did my PC got harmed by Cadq?

Your computers get corrupted with the Cadq malware because of your incapacity to be on alert. Some people do not notice significant details while using the web or installing various softwares.

The Cadq virus uses the proven annexationist ways to deceive you. And rushes in undetected. That contains disguising behind broken web links, sites, and torrents. It makes use of freeware as a way to hide itself. And forms as a fake system or program update. Like, Adobe Flash Player or Java.

Yet nine times out of ten, it uses spam emails. You open an email that seems to find from a well-known brand. Like, Amazon or PayPal. And, the email incites you to follow a web link, or download and install an accessory. If you do, you end up with malware.

Remember that these types of risks are deluding your inattention. They need you to rush and lose doing due diligence. That relieve their latent pervasion. They bear on you to leave your fate to chance. Do not! Don’t pick rashness over care. One keeps malwares out. The other welcomes them in.

Consequently, do not pay them a fee. Don’t contact to the internet kidnappers. If you do, you’ll regret it. It’s a futile effort to return your information, as well as it will not finish well for you. Below’s why.

There are a few occasions that can interpret when you see the redemption money message on your desctop. Claim, you decide to comply. You reply to the racketeers, pay their buyout funds, and wait. You wait on them to send you the decoding trick they promised. Well, what happens if they do not?

Even so, you have no warranties. All, you rely on, is a promise. Can you absolutely think promises of cyber thieves? The answer is ‘No.’ These are persons, who will clearly let down you. Don’t pay a cent! There’s also another alternative.

They can actually send you a decoding code. However, when you try to apply it, it fails to work.

Yes, they can send you the wrong code. After that, you have much less funds, as well as your information continues to be locked. Don’t disburse! And also your top strategy isn’t a reason for enjoyment. What takes place after you disburse the buyout funds, obtain the appropriate trick, as well as totally free your documents? Well? Consider it. You paid ransom to eliminate a sign and symptom, yet not the infection triggering it.

So, you remove the encoding, yet the Cadq virus stays. It’s still sneaking in the hooks of your system, complimentary to harm once again. After that, you’re back at a new start.

Why is Cadq unsafe?

In addition, to encipher a injured’s files, the Cadq infection has also started to install the Azorult Spyware on PC to steal account credentials, cyber money wallets, desktop files, and more.

So, your PC obtained assaulted by Cadq and also probably you have actually lost time trying to fix it manually. We are absolutely positive that the remedy below will certainly be successful in removing Cadq in an automated method.

How to protect PC from Cadq ransomware?

However, let us initially speak about preclusion of such ransomware attacks in the future. There is something exists that you can do to escape this kind of critical hazard from entering into your device in advance?

There are a couple of things we wish to talk about here. First one is your personal blame for being unbelievably mindful while you utilize your PC and largely while you surf the web. When inspecting your e-mail and see some suspect accessories consisted of, do not rush to open them.

The same way, when you get on Facebook and social networks also someone you know sends you messages containing accessories, be very thoughtful, especially if these are some executable files.

The second thing to take into account is exploring the reliability of your current security tool. Sadly, there are numerous safety and security softwares presently that just assert to be reliable, whereas in times of real virus invasions they simply stop working to do the task as promoted.

In case Cadq intruded into your laptop this specifies that your current anti-malware program did not do its promoted assignment as well as really fell short to guard your system. So obviously it is a point for you to overestimate your choices and also definitely change over to some other program that can most certainly grant the wanted degree of safety.

Not all antiviruses are good

We can additionally discuss some part of users that like not to have any kind of protection software program at all. Definitely, this is a huge error from their side, due to the fact that presently the Internet has lots of internet jeopardies that may secretly intrude perceptive systems, specifically those that are not equipped with some standard grade of safety.

So, having anti-malware incessantly working and protecting your PC is a required point in nowadays’ cyber world.


Cadq removal guide

STEP 1. Recover files from Cadq ransomware encryption

You can download free decryption tool here: Decryptor for STOP Djvu. But it work when the Cadq virus used an offline key for encryption.

If key does not found, we advice to restore your PC

There are a lot of different ransomware viruses on the internet. Some of them are more dangerous than the others because they not only leaving malicious processes to protect themselves, but also removing backups of your system to make the recovery process impossible.

Please Note: Not all ransomware infections are able to remove backups of your system, so it is always worth to try a windows recovery.
We recommend use Safe Mode with command prompt to safely perform a recovery of your files. You will have to reboot your computer, so you better save this instruction:

How to Restore Files from a Backup in Windows 7/8/10

STEP 2. Removing Cadq ransomware malicious files

Once the recovery process is complete, you should consider scanning your computer with a GridinSoft Anti-Malware in order to find any traces of Cadq infection. Though some ransomware viruses are removing themselves right after the encryption of your files, some may leave malicious processes on your computer for special purposes of cyber criminals.

Cadq Virus Remover

  1. Run GridinSoft Anti-Malware and choose the scan type, which is suitable for your needs. Of course, for the accuratest scan results we recommend you to choose the “Full Scan”.

    GridinSoft Full Scan

  2. Give Anti-Malware a little time to check your system:

    GridinSoft Anti-Malware Scanning

  3. Move to quarantine all the viruses and unwanted files, that you see in the results list:

    GridinSoft Anti-Malware Scan Result

  4. Enjoy the malware removal process:

    After Clean PC

  5. Use of On-run protection may additionaly prevent different types of cyber attacks, our protect may flag the downloader of the ransomware as a malicious application preventing the download of Cadq.

    GridinSoft Protection

STEP 3. Prevent the Cadq virus infection

Besides the protection tool, you should read and learn few simple rules. Follow them every time you work on your computer and your will decrease chances of your infection to a minimum:

  • Don’t open suspicious spam letters. No way! Be very careful with your downloads. Download and install applications preferably from its official website.
  • Do backups of your important files regularly. Storing your really important files in few different places is a good decision.
  • Keep your computer free from adware, hijackers and PUPs The infected computer will be more likely compromised with other malicious software, and ransomware is not an exception in this case.
  • Don’t panic and be reasonable. Don’t pay the ransom fee right after you got infected, it is always best to search on the internet for some answers. It is possible that someone have developed a decryption tool that might help you.

About Trojan Killer

Carry Trojan Killer Portable on your memory stick. Be sure that you’re able to help your PC resist any cyber threats wherever you go.

Check Also

Remove Ygkz Virus Ransomware (+File Recovery)

About Ygkz Ygkz is assorted by our virus analyst team as the DJVU ransomware family. …

Remove Cosd Virus Ransomware (+File Recovery)

About Cosd Cosd is assorted by our virus analyst team as the DJVU ransomware family. …

Leave a Reply