Infected with Spora Ransomware? Need to decrypt your files?
What is Spora Ransomware
Spora Ransomware is file encryption virus possibly originating in Russia. It encrypts user files, documents, photos, videos using RSA encryption. Spora does not rename encrypted files. During the process virus generates private key, that, in turn, encrypted with AES encryption. Spora Ransomware is complex infection and certain efforts needed to break it encryption. Currently antivirus companies are unable to find decryption key, and the only way to restore files infected by Spora is backup. Spora disables Windows Startup Repair, deletes shadow volume copies, and changes BootStatusPolicy, which makes the task even harder. In the end, malware creates HTML file with ransom demanding message.
How Spora Ransomware infected your PC
Spora Ransomware usually infects your PC through infected email attachments with .hta files. If user opens attachment virus unpacks closed.js that copies Spora executable into %Temp% folder. HTA file also extracts a DOCX file to distract user by random useless information. You can also get this ransomware on file sharing networks, including torrent files. Ransom is asked to be paid in BitCoins, that also makes the task difficult for the police, as user in this network are often anonymous. Encryption starts in the background. Way to protect your computer from such threats is to use antiviruses with crypto-protection like HitmanPro.Alert with CryptoGuard.
First of all don’t panic. Follow these easy steps below.
1. Start your computer in Safe Mode with networking. To do that, restart your computer, before your system starts hit F8 several times. This will stop system from loading and will show Advanced boot options screen. Choose Safe mode with networking option from the options list using up and down arrows on your keyboard and hit Enter.
2. Log in to the system infected with the Spora Ransomware virus. Launch your Internet browser and download a reliable anti-malware program and start a full system scan. Once the scan is complete, review scan results and remove all entries detected.
Norton is a powerful removal tool. It can remove all instances of newest viruses, similar to Spora Ransomware – files, folders, registry keys.
*Trial version of Norton provides detection of computer viruses for FREE. To remove malware, you have to purchase the full version of Norton.
Step 2: Remove following files and folders of Spora Ransomware:
Remove following registry entries:
Remove following files:
How to decrypt files infected by Spora Ransomware?
Use automated decryption tools
There is ransomware decryptor from Kaspersky that can decrypt Spora files. It is free and may help you restore files encrypted by Spora Ransomware virus. Download it here:
You can also try to use manual methods to restore and decrypt your files.
Decrypt files manually
Restore the system using System Restore
Although, latest versions of Spora Ransomware remove system restore files, this method may help you partially restore your files. Give it a try and use standard System Restore to revive your data.
- Initiate the search for ‘system restore‘
- Click on the result
- Choose the date before the infection appearance
- Follow the on-screen instructions
Roll the files back to the previous version
Previous versions can be copies of files and folders created by Windows Backup (if it is active) or copies of files and folders created by System Restore. You can use this feature to restore files and folders that you accidentally modified or deleted, or that were damaged (in our case – Spora Ransomware by Spora Ransomware). This feature is available in Windows 7 and later versions.
- Right-click the file and choose Properties
- Open the Previous Version tab
- Select the latest version and click Copy
- Click Restore
Restore Spora files using shadow copies
- Download and run Shadow Explorer.
- Select the drive and folder where your files are located and date that you want to restore them from.
- Right-click on folder you want to restore and select Export.
- Once the scanning process is done, click Recover to restore your files.
Protect your computer from ransomware
Most modern antiviruses can protect your PC from ransomware and crypto-trojans, but thousands of people still get infected. There are several programs that use different approach t protect from ransomware and lockers. One of the best is HitmanPro.Alert with CryptoGuard. You may already know HitmanPro as famous cloud-based anti-malware scanner. Check out ultimate active protection software from SurfRight.
Information provided by: Alexey Abalmasov