How to remove Avira9 Ransomware and decrypt .Avira9 files

What is Avira9 Ransomware

Avira9 Ransomware is a type of malicious software designed to encrypt files on a victim’s computer, rendering them inaccessible. It is named after the file extension it appends to encrypted files. The attackers then demand a ransom from the victim in exchange for a decryption key, which is promised to restore access to the encrypted data. Upon encrypting a file, Avira9 appends a unique extension to the file name, typically .Avira9, making the file easily identifiable but inaccessible. The ransomware employs robust encryption algorithms, such as AES (Advanced Encryption Standard), RSA, or a combination of both, to lock the files. This encryption method is practically unbreakable without the corresponding decryption key, making the attacker’s offer the only apparent solution to recovering the files. Avira9 Ransomware generates a ransom note, usually a text file named readme_avira9.txt or similarly, placed in every folder containing encrypted files or on the desktop. This note contains instructions for the victim on how to pay the ransom, usually in cryptocurrencies like Bitcoin, to receive the decryption key. It also often includes warnings about attempting to decrypt files using third-party tools, claiming that such attempts could lead to permanent data loss.

As of the information available, there is no mention of a specific decryption tool for Avira9 ransomware. However, free decryption tools for various ransomware types are available, and it’s always worth checking with reputable security companies for updates. Without a dedicated decryption tool, decrypting .Avira9 files can be challenging. Victims are advised not to pay the ransom, as this does not guarantee file recovery. Instead, they should seek professional help and check for decryption tools released by cybersecurity experts. It’s also crucial to maintain regular backups and employ robust security measures to prevent such infections. For those affected by Avira9, recovery options include:

• Isolating the infected device from the network.
• Identifying the malware variant and checking for available decryption tools.
• Restoring files from backups if available.

How Avira9 Ransomware infects computers

Ransomware like Avira9 typically spreads through phishing emails with malicious attachments, compromised websites, or drive-by downloads. Attackers may also use valid credentials obtained through various means to gain access to systems. To prevent ransomware infections like Avira9, users should keep software updated to patch vulnerabilities, install reputable anti-malware software, educate themselves on the risks of phishing and malicious downloads.

1. Download Avira9 Ransomware Removal Tool
2. Get decryption tool for .Avira9 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 Avira9 Ransomware

Avira9 Ransomware files:


$100 in Bitcoin cryptocurrency
{randomname}.exe


Avira9 Ransomware registry keys:

no information

How to decrypt and restore .Avira9 files

Use automated decryptors

Download Kaspersky RakhniDecryptor

Use the following tool from Kaspersky called Rakhni Decryptor, that can decrypt .Avira9 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 .Avira9 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 Avira9 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 .Avira9 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 Avira9 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. Avira9 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