Win32:Crypt-QZF [Trj] Virus Removal

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

Seeing the Win32:Crypt-QZF [Trj] malware detection means that your computer is in big danger. This malware can correctly be named as ransomware – sort of malware which ciphers your files and forces you to pay for their decryption. Deleteing it requires some peculiar steps that must be done as soon as possible.

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Win32:Crypt-QZF [Trj] detection is a malware detection you can spectate in your system. It often shows up after the preliminary procedures on your PC – opening the suspicious e-mail, clicking the advertisement in the Internet or setting up the program from unreliable sources. From the second it shows up, you have a short time to do something about it before it starts its destructive activity. And be sure – it is much better not to wait for these harmful actions.

What is Win32:Crypt-QZF [Trj] virus?

Win32:Crypt-QZF [Trj] is ransomware-type malware. It looks for the documents on your disks, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this malware also does a ton of harm to your system. It alters the networking settings in order to stop you from looking for the removal manuals or downloading the anti-malware program. Sometimes, Win32:Crypt-QZF [Trj] can also block the setup of anti-malware programs.

Win32:Crypt-QZF [Trj] Summary

In total, Win32:Crypt-QZF [Trj] ransomware actions in the infected computer are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Uses Windows utilities for basic functionality;
  • Performs HTTP requests potentially not found in PCAP.;
  • CAPE extracted potentially suspicious content;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Behavioural detection: Injection (inter-process);
  • Behavioural detection: Injection with CreateRemoteThread in a remote process;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Attempts to disable System Restore;
  • Uses suspicious command line tools or Windows utilities;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Encrypting the documents kept on the victim’s disk — so the victim cannot check these documents;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-virus programs

Ransomware has been a horror story for the last 4 years. It is difficult to realize a more damaging virus for both individuals and companies. The algorithms utilized in Win32:Crypt-QZF [Trj] (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have more time than our galaxy currently exists, and possibly will exist. But that virus does not do all these bad things immediately – it may require up to a few hours to cipher all of your documents. Therefore, seeing the Win32:Crypt-QZF [Trj] detection is a clear signal that you have to start the clearing process.

Where did I get the Win32:Crypt-QZF [Trj]?

Routine ways of Win32:Crypt-QZF [Trj] injection are usual for all other ransomware examples. Those are one-day landing websites where users are offered to download the free app, so-called bait emails and hacktools. Bait emails are a relatively modern method in malware distribution – you get the email that simulates some standard notifications about deliveries or bank service conditions updates. Within the email, there is a corrupted MS Office file, or a web link which leads to the exploit landing page.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks pretty simple, however, still requires tons of focus. Malware can hide in various places, and it is much better to prevent it even before it goes into your system than to trust in an anti-malware program. Simple cybersecurity awareness is just an essential thing in the modern world, even if your relationship with a computer remains on YouTube videos. That may save you a great deal of money and time which you would spend while trying to find a solution.

Win32:Crypt-QZF [Trj] malware technical details

File Info:

name: B1B12870680A85F9EE03.mlw
path: /opt/CAPEv2/storage/binaries/d5473fcd4103722aab24694f34eba2d6a9fad699957e903b5e04e490abffd044
crc32: D6DA686C
md5: b1b12870680a85f9ee039a2cd7322e83
sha1: 0a90506bc312dfd60d152ecd03e45d6d087dd877
sha256: d5473fcd4103722aab24694f34eba2d6a9fad699957e903b5e04e490abffd044
sha512: 2b6c4aa15705f55431f0f8d6ba44bb9a1ae5480e6c469c1a5a31b713268ec1e52e5ea3dfe1e7952b767cdf60be31ef4b1f94b3a13384c427007484a7659d02be
ssdeep: 3072:H1TC8/eLlRcvb2t1yGDWk2FgCgaU3yd0UZZ:H1Ze5RU2tEgM7
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T145E3BF49EEC84E1DC6BAC73248C20997B33EC1D883514FABC957189FB1986D9DED62C1
sha3_384: f41d24f32cb18c733830de79e847a77d29c0f335108da04ac3f12f3c6ed9e7518a4306347d7a52700c2d999ba3f926b8
ep_bytes: 558bec83c4c06a3b586a7859bf270000
timestamp: 2011-01-30 06:18:50

Version Info:

ProductName: Xacy
FileVersion: 7, 10, 3
ProductVersion: 7, 10
OriginalFilename: Nuireomx.exe
LegalCopyright: © 2003
InternalName: Ane
FileDescription: Ofy Yjoka Oneben
CompanyName: ESTsoft Corp.
LegalTrademarks: Ijy Ikoda Ifaq Noq Xeqiwu Lug Efomew
Translation: 0x0409 0x04b0

Win32:Crypt-QZF [Trj] also known as:

Elasticmalicious (high confidence)
K7AntiVirusTrojan ( 00498ab51 )
K7GWTrojan ( 00498ab51 )
CrowdStrikewin/malicious_confidence_100% (W)
CynetMalicious (score: 100)
AvastWin32:Crypt-QZF [Trj]
EmsisoftGen:Variant.Lazy.367592 (B)
MAXmalware (ai score=100)
RisingTrojan.Generic@AI.100 (RDML:f+0Kg0bDZyaNZK6APR/Yhw)
SentinelOneStatic AI – Malicious PE
AVGWin32:Crypt-QZF [Trj]

How to remove Win32:Crypt-QZF [Trj]?

Win32:Crypt-QZF [Trj] malware is very hard to eliminate by hand. It puts its data in a variety of locations throughout the disk, and can restore itself from one of the elements. Furthermore, numerous changes in the windows registry, networking setups and also Group Policies are fairly hard to identify and change to the original. It is far better to utilize a special app – exactly, an anti-malware app. GridinSoft Anti-Malware will definitely fit the most ideal for malware elimination reasons.

<”h3″ style="text-align: center">Remove ”Win32:Crypt-QZF with Gridinsoft Anti-Malware

We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Malware as shown from our tests with the software, and we assure you that it can remove ”Win32:Crypt-QZF as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

To use Gridinsoft for remove malicious threats, follow the steps below:

1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website

2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.


3.Follow the installation setup wizard's instructions diligently.

Gridinsoft Setup Wizard

4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.

Scan for ”Win32:Crypt-QZF Malware

Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.

5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.

The ”Win32:Crypt-QZF was Found

6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.

The ”Win32:Crypt-QZF has been removed

8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.

Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.

<”h3″>Trojan Killer for "”Win32:Crypt-QZF" removal on locked PC

In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.

Trojan Killer - Main View

There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.

Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.

Step 1: Download & Install Trojan Killer on a Clean Computer:

1. Go to the official GridinSoft website ( and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

4. Once the installation is complete, launch Trojan Killer.

Step 2: Update Signature Databases:

5. After launching Trojan Killer, ensure that your computer is connected to the Internet.

6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.

Click Update Button

Step 3: Scan the Infected PC:

7. Safely eject the USB flash drive from the clean computer.

8. Boot the infected computer to the Safe Mode.

9. Insert the USB flash drive.

10. Run tk.exe

11. Once the program is open, click on "Full Scan" to begin the malware scanning process.

Searching ”Win32:Crypt-QZF Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching ”Win32:Crypt-QZF Finished

13. Click on "Cure PC!" to remove the identified malware from the infected PC.

14. Follow any additional on-screen prompts to complete the removal process.

Restart needed

Step 5: Restart Your Computer:

15. Once the threats are removed, click on "Restart PC" to reboot your computer.

16. Remove the USB flash drive from the infected computer.

Congratulations on effectively removing ”Win32:Crypt-QZF and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.

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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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