How to remove Nullhexxx Ransomware and decrypt .9ECFA84E files

What is Nullhexxx Ransomware

Nullhexxx Ransomware represents a concerning category of malware known for encrypting vital files on an infected computer and demanding a ransom for their release. Discovered through submissions on VirusTotal, this pesky ransomware appends the distinctive file extension .9ECFA84E to compromised files, effectively rendering them inaccessible without proper decryption. The process is underscored by a comprehensive encryption method that ties the victim’s files to a unique ID, ensuring individualized ransoms are crafted for every victim. Upon infiltration, victims are greeted with a replaced desktop wallpaper and the prominent ransom note, READ-ME-Nullhexxx.txt, strategically placed on the desktop and within each folder carrying encrypted files, serving as a stark reminder of the compromise. This note instructs victims to contact the cybercriminals through a specified email or the TOX messaging service to negotiate the terms of the ransom.

Meanwhile, as of the latest analysis, no free decryption tools offer a solution for reversing this encryption. Victims face the challenging dilemma of potentially paying the ransom with no guarantee of receiving a proper decryption key. Cybersecurity experts strongly advise against paying any ransom, primarily due to the unpredictable nature of such criminal networks and the lack of assurance that files will be restored even after payment. Instead, victims of Nullhexxx Ransomware are recommended to use third-party recovery tools like Recuva, though their effectiveness varies based on encryption severity. The unfortunate situation highlights the growing necessity for regular backups and employing robust security measures to prevent infection, reinforcing that proactive defenses remain the most effective strategy against ransomware threats.

How Nullhexxx Ransomware infects computers

Nullhexxx Ransomware infiltrates computers using a variety of deceptive techniques engineered by cybercriminals to trick users into executing the malicious software. One common method involves embedding the ransomware in pirated software, key generators, and other illicit downloads, which unsuspecting users may execute in an attempt to bypass legitimate purchase requirements. Additionally, attackers may employ phishing tactics, sending emails with malicious attachments or links disguised as legitimate correspondence from trusted sources. These emails often include urgent or enticing messages to coax users into clicking on the malicious links or enabling macros in infected attachments. Furthermore, Nullhexxx can be distributed through malicious advertisements, compromised websites, and by exploiting software vulnerabilities. In some cases, ransomware can also spread through peer-to-peer networks and infected USB drives, highlighting the importance of exercising caution with unfamiliar files and keeping all software up-to-date to mitigate such threats.

1. Download Nullhexxx Ransomware Removal Tool
2. Get decryption tool for .9ECFA84E files
3. Recover encrypted files with Stellar Data Recovery Professional
4. Restore encrypted files with Windows Previous Versions
5. Restore files with Shadow Explorer
6. How to protect from threats like Nullhexxx Ransomware

Nullhexxx Ransomware files:


READ-ME-Nullhexxx.txt
{randomname}.exe


Nullhexxx Ransomware registry keys:

no information

How to decrypt and restore .9ECFA84E files

Use automated decryptors

Download Kaspersky RakhniDecryptor

Use the following tool from Kaspersky called Rakhni Decryptor, that can decrypt .9ECFA84E files. Download it here:

Download RakhniDecryptor

There is no purpose to pay the ransom because there is no guarantee you will receive the key, but you will put your bank credentials at risk.

Dr.Web Rescue Pack

Famous antivirus vendor Dr. Web provides free decryption service for the owners of its products: Dr.Web Security Space or Dr.Web Enterprise Security Suite. Other users can ask for help in the decryption of .9ECFA84E files by uploading samples to Dr. Web Ransomware Decryption Service. Analyzing files will be performed free of charge and if files are decryptable, all you need to do is purchase a 2-year license of Dr.Web Security Space worth $120 or less. Otherwise, you don’t have to pay.

If you are infected with Nullhexxx Ransomware and removed from your computer, you can try to decrypt your files. Antivirus vendors and individuals create free decryptors for some crypto-lockers. To attempt to decrypt them manually, you can do the following:

Use Stellar Data Recovery Professional to restore .9ECFA84E files

1. Download Stellar Data Recovery Professional.
2. Click Recover Data button.
3. Select the type of files you want to restore and click Next button.
4. Choose the location where you would like to restore files from and click Scan button.
5. Preview found files, choose ones you will restore and click Recover.

Download Stellar Data Recovery Professional

Using Windows Previous Versions option:

1. Right-click on infected file and choose Properties.
2. Select Previous Versions tab.
3. Choose a particular version of the file and click Copy.
4. To restore the selected file and replace the existing one, click on the Restore button.
5. In case there are no items in the list, choose an alternative method.

Using Shadow Explorer:

1. Download Shadow Explorer program.
2. Run it, and you will see a screen listing of all the drives and the dates that shadow copy was created.
3. Select the drive and date that you want to restore from.
4. Right-click on a folder name and select Export.
5. In case there are no other dates in the list, choose an alternative method.

If you are using Dropbox:

1. Login to the Dropbox website and go to the folder that contains encrypted files.
2. Right-click on the encrypted file and select Previous Versions.
3. Select the version of the file you wish to restore and click on the Restore button.

How to protect computer from viruses, like Nullhexxx Ransomware, in future

1. Get special anti-ransomware software

Use ZoneAlarm Anti-Ransomware

Famous antivirus brand ZoneAlarm by Check Point released a comprehensive tool, that will help you with active anti-ransomware protection, as an additional shield to your current protection. The tool provides Zero-Day protection against ransomware and allows you to recover files. ZoneAlarm Anti-Ransomware is compatible with all other antiviruses, firewalls, and security software except ZoneAlarm Extreme (already shipped with ZoneAlarm Anti-Ransomware) or Check Point Endpoint products. The killer features of this application are: automatic file recovery, overwrite protection that instantly and automatically recovers any encrypted files, file protection that detects and blocks even unknown encryptors.

Download ZoneAlarm Anti-Ransomware

2. Back up your files

As an additional way to save your files, we recommend online backup. Local storage, such as hard drives, SSDs, flash drives, or remote network storage can be instantly infected by the virus once plugged in or connected to. Nullhexxx Ransomware uses some techniques to exploit this. One of the best services and programs for easy automatic online backup is iDrive. It has the most profitable terms and a simple interface. You can read more about iDrive cloud backup and storage here.

3. Do not open spam e-mails and protect your mailbox

Malicious attachments to spam or phishing e-mails are the most popular method of ransomware distribution. Using spam filters and creating anti-spam rules is good practice. One of the world leaders in anti-spam protection is MailWasher Pro. It works with various desktop applications and provides a very high level of anti-spam protection.

Download MailWasher Pro