How to remove Abyss Ransomware and decrypt .Abyss files

What is Abyss Ransomware

Abyss Ransomware is a malicious software variant categorized within the ransomware family, designed primarily to encrypt files on infected systems and demand a ransom for their release. This sophisticated cyber threat utilizes advanced encryption algorithms to render files inaccessible, often spreading through methods like phishing emails, compromised software, or malicious advertisements. Once inside a computer, Abyss encrypts a wide range of file types, appending the .Abyss extension to the filenames, making it clear that the files have been compromised. Victims commonly find that previously accessible documents, pictures, and other files are no longer retrievable. A signature aspect of this ransomware attack is the creation of a ransom note named WhatHappened.txt, which provides detailed instructions on how to initiate communication with the attackers regarding file recovery. This note is typically placed on the desktop, accompanied by significant changes to the system’s wallpaper, further highlighting the attack.

No publicly available decryption tools exist that can reliably restore files encrypted by Abyss Ransomware without engaging with the attackers. The criminals behind this ransomware utilize strong encryption that is difficult for third-party entities to break, which means that victims often have limited options for recovering their data. The absence of efficient decryption solutions forces many victims to consider negotiation with the attackers, leveraging the contacts provided within the ransom note. While some users may attempt to recover their files using third-party recovery tools or restoring from backups, success is not guaranteed due to the nature of the encryption. In summary, decrypting .Abyss files remains a significant challenge, as the encryption algorithms used are designed to thwart unauthorized decryption efforts, making it crucial for victims to focus on robust preventive measures, such as regular backups and security practices to avert infections in the first place.

How Abyss Ransomware infects computers

Abyss Ransomware typically infects computers through various vectors that exploit user behavior and system vulnerabilities. One of the most common methods is via infected email attachments, where users unknowingly download malicious files that execute when opened. Additionally, the ransomware can spread through compromised websites or malicious advertisements that prompt users to download harmful software. It often leverages vulnerabilities in outdated software and operating systems, allowing cybercriminals to gain unauthorized access to the system. The use of pirated software and tools from untrustworthy sources further increases the risk of infection, as these often contain hidden malware. Once inside, Abyss Ransomware encrypts files and demands a ransom for their release, leaving victims with limited options for recovery.

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

Abyss Ransomware files:


WhatHappened.txt
{randomname}.exe


Abyss Ransomware registry keys:

no information

How to decrypt and restore .Abyss files

Use automated decryptors

Download Kaspersky RakhniDecryptor

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