Backdoor:Win32/Zonebac!F Virus Removal

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

Seeing the Backdoor:Win32/Zonebac!F malware detection usually means that your computer is in big danger. This virus can correctly be identified as ransomware – type of malware which ciphers your files and forces you to pay for their decryption. Removing it requires some unusual steps that must be done as soon as possible.

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Backdoor:Win32/Zonebac!F detection is a malware detection you can spectate in your computer. It generally appears after the preliminary procedures on your computer – opening the untrustworthy e-mail, clicking the banner in the Web or mounting the program from unreliable resources. From the instance it appears, you have a short time to do something about it until it starts its harmful action. And be sure – it is much better not to wait for these malicious actions.

What is Backdoor:Win32/Zonebac!F virus?

Backdoor:Win32/Zonebac!F is ransomware-type malware. It searches for the documents on your disk drive, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your documents locked, this malware also does a lot of damage to your system. It changes the networking setups in order to avoid you from looking for the elimination tutorials or downloading the anti-malware program. In some cases, Backdoor:Win32/Zonebac!F can also prevent the setup of anti-malware programs.

Backdoor:Win32/Zonebac!F Summary

In summary, Backdoor:Win32/Zonebac!F virus actions in the infected computer are next:

  • Sample contains Overlay data;
  • Uses Windows utilities for basic functionality;
  • Reads data out of its own binary image;
  • Authenticode signature is invalid;
  • Attempts to modify proxy settings;
  • Touches a file containing cookies, possibly for information gathering;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files located on the target’s disks — so the victim cannot use these documents;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-virus apps

Ransomware has actually been a horror story for the last 4 years. It is challenging to imagine a more hazardous virus for both individuals and businesses. The algorithms utilized in Backdoor:Win32/Zonebac!F (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy already exists, and possibly will exist. But that virus does not do all these bad things instantly – it may take up to a few hours to cipher all of your files. Thus, seeing the Backdoor:Win32/Zonebac!F detection is a clear signal that you have to start the elimination process.

Where did I get the Backdoor:Win32/Zonebac!F?

Usual tactics of Backdoor:Win32/Zonebac!F injection are basic for all other ransomware variants. Those are one-day landing sites where users are offered to download the free program, so-called bait e-mails and hacktools. Bait e-mails are a pretty new strategy in malware distribution – you get the e-mail that mimics some regular notifications about shipments or bank service conditions shifts. Inside of the email, there is a malicious MS Office file, or a link which opens the exploit landing page.

Malicious email spam

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

Avoiding it looks quite easy, however, still requires tons of focus. Malware can hide in various spots, and it is better to stop it even before it invades your PC than to trust in an anti-malware program. Essential cybersecurity knowledge is just an essential item in the modern-day world, even if your relationship with a computer stays on YouTube videos. That may keep you a lot of time and money which you would spend while seeking a fix guide.

Backdoor:Win32/Zonebac!F malware technical details

File Info:

name: CCC3EA1FEDF1DEF3C798.mlw
path: /opt/CAPEv2/storage/binaries/53558f77011a7760b4f751404e5633fd26d25a7ebdce03b86cd7b9de2aa7d098
crc32: B9DBF761
md5: ccc3ea1fedf1def3c798b87e282cf245
sha1: c31d8c6c6c8c5356d2c17207ede5db8ad7123e7c
sha256: 53558f77011a7760b4f751404e5633fd26d25a7ebdce03b86cd7b9de2aa7d098
sha512: 1ebf5196fd99c5517b39c632046a4047a153c5983226381a25eb587841dca5bc16620144e72e76e63e21b1987c06d592e0302318f19c87988b2407e51c28d54a
ssdeep: 384:BYkmLYKAsJ/bLr4VmGlxlTHHgrOHCU7jzy6i:MYc/bv4xlxlTngK7jWX
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T12552C53A5A66D279D5DE08B33C306162D2BF69B2F5D9498ADA1C824F1CF8DD0F0124CE
sha3_384: 6414a76a06fd930c83d2a5987522f8304830442bb986584d01dbf36e4c2854f3744ca18da89f74cabe0abc18adb87b3f
ep_bytes: 558bec83ec4456ff15044040008bf08a
timestamp: 2008-02-24 00:56:27

Version Info:

0: [No Data]

Backdoor:Win32/Zonebac!F also known as:

LionicTrojan.Win32.KillAV.tomA
AVGWin32:KillAV-GQ [Trj]
tehtrisGeneric.Malware
DrWebTrojan.DownLoader.54112
MicroWorld-eScanTrojan.Zonebac.D
CAT-QuickHealTrojan.Killav.16772
SkyhighQLowZones-42.d.gen
McAfeeQLowZones-42.d.gen
VIPRETrojan.Zonebac.D
K7AntiVirusTrojan ( 005326621 )
AlibabaBackdoor:Win32/KillAV.88875186
K7GWTrojan ( 005326621 )
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderThetaAI:Packer.136924F91E
VirITTrojan.Win32.Vundo.CJ
SymantecTrojan.Zonebac
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/KillAV.OE
CynetMalicious (score: 99)
APEXMalicious
AvastWin32:KillAV-GQ [Trj]
ClamAVWin.Trojan.Killav-209
KasperskyTrojan.Win32.KillAV.pb
BitDefenderTrojan.Zonebac.D
NANO-AntivirusTrojan.Win32.KillAV.sifi
TencentMalware.Win32.Gencirc.10b1720b
EmsisoftTrojan.Zonebac.D (B)
F-SecureTrojan.TR/Killav.pb
ZillyaTrojan.KillAV.Win32.1767
TrendMicroTROJ_ZONEBAC.AB
Trapminesuspicious.low.ml.score
FireEyeGeneric.mg.ccc3ea1fedf1def3
SophosTroj/KillAV-EL
SentinelOneStatic AI – Malicious PE
JiangminTrojan/KillAV.el
VaristW32/Trojan.AERV-6485
AviraTR/Killav.pb
MAXmalware (ai score=100)
Antiy-AVLTrojan/Win32.KillAV
KingsoftWin32.Troj.KillAVT.ea.14348
MicrosoftBackdoor:Win32/Zonebac.gen!F
XcitiumTrojWare.Win32.Downloader.Agent.~AAL@7pkw
ArcabitTrojan.Zonebac.D
ViRobotTrojan.Win32.KillAV.14348.B
ZoneAlarmTrojan.Win32.KillAV.pb
GDataTrojan.Zonebac.D
GoogleDetected
AhnLab-V3Trojan/Win32.KillAV.R10232
VBA32Trojan.KillAV
ALYacTrojan.Zonebac.D
TACHYONTrojan/W32.KillAV.14348.D
Cylanceunsafe
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_ZONEBAC.AB
RisingDownloader.Agent!1.66B5 (CLASSIC)
IkarusTrojan.Zonebac
MaxSecureTrojan.Malware.739939.susgen
FortinetW32/KillAV.PB!tr
Cybereasonmalicious.fedf1d
DeepInstinctMALICIOUS
alibabacloudTrojan:Win/KillAV.OE

How to remove Backdoor:Win32/Zonebac!F?

Backdoor:Win32/Zonebac!F malware is incredibly hard to eliminate by hand. It puts its files in numerous places throughout the disk, and can restore itself from one of the elements. Furthermore, a number of alterations in the registry, networking configurations and also Group Policies are fairly hard to discover and change to the original. It is much better to make use of a specific app – exactly, an anti-malware tool. GridinSoft Anti-Malware will fit the best for virus removal purposes.

Remove Backdoor:Win32/Zonebac!F 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 Trojans as shown from our tests with the software, and we assure you that it can remove Backdoor:Win32/Zonebac!F 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 gridinsoft.com.

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

setup-gridinsoft-fix.exe

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 Backdoor:Win32/Zonebac!F Trojans

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 Backdoor:Win32/Zonebac!F 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 Backdoor:Win32/Zonebac!F 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.

Trojan Killer for “Backdoor:Win32/Zonebac!F” 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 (gridinsoft.com) 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 Backdoor:Win32/Zonebac!F Virus

Step 4: Remove Found Threats:

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

Searching Backdoor:Win32/Zonebac!F 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 Backdoor:Win32/Zonebac!F 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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