The 2qz3 virus belongs to the Phobos ransomware family. Harmful software of this type encrypts all user’s data on the PC (photos, documents, excel sheets, audio files, videos, etc) and appends its extra extension to every file, leaving the info.txt text files in each directory which contains the encrypted files.
What is known about the 2qz3 virus?
☝️ 2qz3 is a Phobos family ransomware infection.
The pattern of renaming is this: id[xxxxx].[contact-email].2QZ3. In the course of encryption, a file entitled, for example, “report.docx” will be changed to “report.docx.id[9ECFA84E-3449].[[email protected]].2QZ3”.
In each folder that contains the encrypted files, a info.txt text document will be found. It is a ransom money memo. It contains information on the ways of contacting the racketeers and some other information. The ransom note usually contains a description of how to purchase the decryption tool from the 2qz3 developers. You can obtain this decrypting software after contacting [email protected] by email. That is pretty much the scheme of the crime.
2qz3 Overview:
| Name | 2qz3 Virus |
| Ransomware family1 | Phobos ransomware |
| Extension | .2QZ3 |
| Ransomware note | info.txt |
| Contact | [email protected] |
| Detection | Trojan:MSIL/XWormRAT.A!MTB, Ransom.Bluesky.S29960716, WinGo/RanumBot.B |
| Symptoms | Your files (photos, videos, documents) have a .2QZ3 extension and you can’t open them. |
| Fix Tool | See If Your System Has Been Affected by 2qz3 virus |
The info.txt file accompanying the 2qz3 ransomware states the following:
!!!All of your files are encrypted!!! To decrypt them send e-mail to this address: [email protected]. If we don\'t answer in 24h., send e-mail to this address: [email protected]
In the picture below, you can see what a folder with files encrypted by the 2qz3 looks like. Each filename has the “.2QZ3” extension added to it.
How did 2qz3 ransomware end up on my PC?
There are many possible ways of ransomware infiltration.
There are currently three most popular ways for malefactors to have the 2qz3 virus settled in your digital environment. These are email spam, Trojan injection and peer-to-peer file transfer.
Another thing the hackers might try is a Trojan virus scheme. A Trojan is an object that gets into your machine pretending to be something legal. Imagine, you download an installer of some program you need or an update for some program. But what is unboxed turns out to be a harmful program that encodes your data. As the update wizard can have any title and any icon, you have to make sure that you can trust the resource of the things you’re downloading. The best thing is to trust the software developers’ official websites.
As for the peer file transfer protocols like BitTorrent or eMule, the threat 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 websites. Also, it is a good idea to scan the folder containing the downloaded files with the antivirus as soon as the downloading is complete.
How to remove ransomware?
It is crucial to note that besides encrypting your files, the 2qz3 virus will probably install Vidar Stealer on your PC to get access to credentials to various accounts (including cryptocurrency wallets). The mentioned spyware can extract your logins and passwords from your browser’s auto-filling cardfile.
How сan I avert ransomware attack?
2qz3 ransomware doesn’t have a endless power, neither does any similar malware.
You can protect yourself from its injection taking three easy steps:
- Never open any emails from unknown mailers with unknown addresses, or with content that has likely no connection to something you are waiting for (how can you win in a lottery without even taking part in it?). If the email subject is likely something you are expecting, scrutinize all elements of the suspicious email with caution. A hoax email will always have mistakes.
- Avoid using cracked or unknown programs. Trojans are often shared as an element of cracked software, most likely as a “patch” which prevents the license check. But untrusted programs are very hard to tell from reliable ones, because trojans sometimes have the functionality you need. Try searching for information about this software product on the anti-malware message boards, but the best way is not to use such software.
FAQ
🤔 Can I somehow access “.2QZ3” files?
Negative. That is why ransomware is so frustrating. Until you decode the “.2QZ3” files you will not be able to access them.
🤔 I really need to decrypt those “.2QZ3” files ASAP. How can I do that?
If the “.2QZ3” 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 to do if the 2qz3 malware has blocked my PC and I can’t get the activation key.
🤔 What can I do right now?
Many of the encoded files might still be within your reach
- If you exchanged your critical files by email, you could still download them from your online mailbox.
- You may have shared images or videos with your friends or family members. Just ask them to post those pictures back to you.
- If you have initially downloaded any of your files from the Web, you can try to do it again.
- Your messengers, social media pages, and cloud disks might have all those files as well.
- It might be that you still have the needed files on your old PC, a portable device, cellphone, external storage, etc.
HINT: You can employ data recovery utilities2 to retrieve your lost information since ransomware arrests the copies of your files, removing the authentic ones. In the video below, you can see how to recover your files with PhotoRec, but be advised: you won’t be able to do it before you eradicate the ransomware itself with an antivirus program.

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