AstraLocker 2.0 Ransomware – Remove AstraLocker File Virus

The AstraLocker 2.0 virus belongs to the Babuk ransomware family. Malware of this type encrypts all the data on your computer (images, documents, excel tables, music, videos, etc) and appends its own extension to every file, creating the Recover_Your_Files.html files in every folder containing encrypted files.

What is AstraLocker 2.0 virus?

☝️ A scientifically correct designation for the AstraLocker 2.0 is “a Babuk family ransomware malicious agent”.

AstraLocker 2.0 will add its extra .AstraLocker extension to every file’s name. For example, an image entitled “photo.jpg” will be altered to “photo.jpg.AstraLocker”. In the same manner, the Excel sheet with the name “table.xlsx” will become “table.xlsx.AstraLocker”, and so forth.

In every folder containing the encoded files, a Recover_Your_Files.html text file will be found. It is a ransom money memo. Therein you can find information about the ways of contacting the racketeers and some other information. The ransom note most probably contains instructions on how to purchase the decryption tool from the racketeers. That is it.

AstraLocker 2.0 overview:
Name Astralocker 2.0 Virus
Ransomware family1 Babuk ransomware
Extension .AstraLocker
Ransomware note Recover_Your_Files.html
Detection MSIL/Spy.Agent.DSV, TrojanSpy:Win32/Delgent, Trojan.Ransom.Magniber
Symptoms Your files (photos, videos, documents) have a .AstraLocker extension and you can’t open them.
Fix Tool See If Your System Has Been Affected by Astralocker virus

In the picture below, you can see what a directory with files encrypted by the Astralocker 2.0 looks like. Each filename has the “.AstraLocker” extension added to it.

Astralocker 2.0 Virus - encrypted .AstraLocker files

That is how encrypted “.AstraLocker” files look.

How did my machine catch Astralocker 2.0 ransomware?

There is a huge number of possible ways of ransomware infiltration.

Nowadays, there are three most popular methods for malefactors to have the Astralocker virus settled in your digital environment. These are email spam, Trojan injection, and peer networks.

If you access your inbox and see emails that look just like notifications from utility services providers, postal agencies like FedEx, web-access providers, and whatnot, but whose sender is unknown to you, be wary of opening those letters. They are most likely to have a viral item enclosed in them. Thus it is even riskier to download any attachments that come with letters like these.

As for the peer networks like torrent trackers or eMule, the danger is that they are even more trust-based than the rest of the Internet. You can never guess what you download until you get it. So you’d better be using trustworthy resources. Also, it is reasonable to scan the folder containing the downloaded items with the antivirus as soon as the downloading is done.

How to remove the Astralocker virus?

It is important to inform you that besides encrypting your files, the Astralocker virus will most likely deploy the Azorult Spyware on your machine to seize your credentials to different accounts (including cryptocurrency wallets). That program can derive your credentials from your browser’s auto-filling data.

Often tamperers would decrypt a few of your files to prove that they really have the decryption program. As the Astralocker virus is relatively recent ransomware, safety measures engineers have not yet found a method to undo its work. However, the decoding tools are constantly updated, so the solution may soon be available.

Understandably, if the tamperers do the job of encoding someone’s essential data, the desperate person will probably fulfill their demands. However, paying a ransom gives no guarantee that you’re getting your blocked information back. It is still dangerous. After receiving the ransom, the racketeers may deliver the wrong decryption key to the victim. There were reports of ransomware developers just disappearing after getting the ransom without even bothering to reply.

The optimal countermeasure to ransomware is to have an OS restore point or the copies of your critical files in the cloud disk or at least on an external disk. Obviously, that might be not enough. Your most important thing could be that file you were working on when it all happened. Nevertheless, it is something. It is also wise to scan your drives with the antivirus program after the OS is rolled back.

There are other ransomware products, besides Astralocker, that work similarly. Examples of those are Gtys, Wdlo, Tuid, and some others. The two main differences between them and the Astralocker 2.0 are the ransom amount and the method of encryption. The rest is almost identical: documents become encrypted, their extensions changed, ransom notes are created in each folder containing encoded files.

Some lucky users were able to decrypt the blocked files with the help of the free tools provided by anti-malware experts. Sometimes the hackers accidentally send the decoding key to the wronged in the ransom readme. Such an epic fail allows the victim to restore the files. But obviously, one should never rely on such a chance. Remember, ransomware is a tamperers’ technology to lay their hands on the money of their victims.

How do I avert ransomware injection?

Astralocker 2.0 ransomware has no endless power, neither does any similar malware.

You can defend your computer from a ransomware attacks in three easy steps:

  • Never open any letters from unknown mailboxes with strange addresses, or with content that has likely no connection to something you are expecting (can you win in a lottery without even taking part in it?). In case the email subject is likely something you are waiting for, scrutinize all elements of the dubious email with caution. A fake letter will always contain a mistake.
  • Do not use cracked or untrusted programs. Trojans are often distributed as a part of cracked products, most likely under the guise of “patch” which prevents the license check. Understandably, potentially dangerous programs are difficult to distinguish from trustworthy software, as trojans sometimes have the functionality you need. You can try searching for information about this software product on the anti-malware message boards, but the best way is not to use such software.
Reasons why I would recommend GridinSoft3

Download Removal Tool.

Run the setup file.

Run Setup.exe
GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Frequently Asked Questions

🤔 How can I open “.AstraLocker” files?Is it possible to open“.AstraLocker” files?

Negative. That is why ransomware is so frustrating. Until you decode the “.AstraLocker” files you will not be able to access them.

🤔 What should I do to make my files accessible as fast as possible?

If the “.AstraLocker” files contain some really important information, then you probably have them backed up. If not, there is still a function of System Restore but it needs a Restore Point to be previously saved. There are other ways to beat ransomware, but they take time.

🤔 What actions should I take if the Astralocker ransomware has blocked my PC and I can’t get the activation key.

🤔 What could help the situation right now?

Some of the encrypted data can be located elsewhere.

  • If you sent or received your important files through email, you could still download them from your online mailbox.
  • You might have shared photographs or videos with your friends or relatives. Just ask them to send those pictures back to you.
  • If you have initially downloaded any of your files from the Internet, you can try to do it again.
  • Your messengers, social media pages, and cloud storage might have all those files too.
  • Maybe you still have the needed files on your old PC, a laptop, mobile, memory stick, etc.

USEFUL TIP: You can use file recovery programs5 to get your lost data back since ransomware blocks the copies of your files, deleting the original ones. In the video below, you can learn how to use PhotoRec for such a restoration, but remember: you won’t be able to do it before you remove the ransomware itself with an anti-malware program.

Also, you can contact the following official fraud and scam sites to report this attack:

To report the attack, you can contact local executive boards. For instance, if you live in USA, you can have a talk with FBI Local field office, IC3 or Secret Service.

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Brendan Smith

References

  1. My files are encrypted by ransomware, what should I do now?
  2. Here are Top 10 Data Recovery Software Of 2023.

About the author

Brendan Smith

Cybersecurity analyst covering malware families, suspicious files, and detection alerts. Brendan focuses on clear explanations of what a warning means, when it may be a false positive, and which cleanup steps are appropriate.

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