How to remove Se7en Ransomware and decrypt .se7en files

What is Se7en Ransomware

Se7en Ransomware is a malicious program identified as part of the Babuk ransomware family, which gains access to targets through various deceptive tactics, including infected email attachments, pirated software, and malicious advertisements. Once inside a system, it begins the encryption process by converting files into inaccessible formats, thereby disrupting typical data access. The files affected by this ransomware are marked with a .se7en extension, transforming filenames such as 1.jpg into 1.jpg.se7en, making it clear which data has been compromised. This encryption method renders the files unusable without the correct decryption key, which attackers claim to possess. Upon completing the encryption, the ransomware generates a How To Restore Your Files.txt ransom note on compromised devices, usually placed in visible directories to ensure victims notice it quickly. This note serves not only as a warning but also as a set of instructions, asserting that encryption can only be undone by securing a decryption tool from the attackers, often involving a financial transaction conducted through anonymous platforms such as Bitcoin.

Currently, there are no known universal decryption tools available to counter Se7en Ransomware specifically, which places victims in a precarious position in terms of data recovery. This lack of available tools means victims have limited options, primarily centered around compliance with ransom demands, unless they have pre-existing backups of their affected files. However, paying the ransom is highly discouraged, as cybercriminals may not provide the promised decryption tool even after receiving payment. For those looking to recover .se7en files, reliance on secure backup strategies becomes essential; maintaining regular, offline backups can prove invaluable in such scenarios. It’s crucial to report incidents to law enforcement and consult cybersecurity professionals for guidance before taking any steps towards file recovery. Employing these strategies not only aids in diagnosing individual situations but also contributes to broader cybersecurity efforts against ransomware attacks, helping mitigate strongholds that these cyber threats attempt to establish over affected users.

How Se7en Ransomware infects computers

Se7en Ransomware, a member of the Babuk family, infiltrates computers through various deceptive tactics, often exploiting human error and system vulnerabilities. Cybercriminals typically distribute this ransomware via malicious email attachments or links that appear legitimate, tricking users into clicking them and unwittingly executing the ransomware. Additionally, Se7en can be embedded in pirated software, key generators, and cracking tools, which are frequently downloaded from unreliable sources. Compromised websites and malicious advertisements also serve as common vectors, luring users to unintentionally download and run the ransomware. Once executed, Se7en encrypts files on the system, appending the “.se7en” extension and demanding ransom payment for decryption. To mitigate such attacks, users are advised to exercise caution with unexpected emails, avoid downloading software from unofficial sources, and ensure their systems are regularly updated to patch any security vulnerabilities.

1. Download Se7en Ransomware Removal Tool
2. Get decryption tool for .se7en 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 Se7en Ransomware

Se7en Ransomware files:


How To Restore Your Files.txt
{randomname}.exe


Se7en Ransomware registry keys:

no information

How to decrypt and restore .se7en files

Use automated decryptors

Download Kaspersky RakhniDecryptor

Use the following tool from Kaspersky called Rakhni Decryptor, that can decrypt .se7en 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 .se7en 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 Se7en 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 .se7en 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 Se7en 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. Se7en 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