How to remove Symbiom virus and restore encrypted files

Symbiom is the perilous program infecting workstations mainly via Trojans and scam e-mails. Also, scammers use zero-day vulnerabilities to penetrate the system, but major program developers promptly fix them. After penetration, ransomware inspects the computer memory to find the folders for encryption and their rough cost. Nowadays, each new ransomware can cypher image, audio, text and video information in all popular extensions. Extra attention is attracted to businesslike files, because businessmen are the priority objective for hackers. All programs on hard drive will be untouched because hackers want only information. The process is performed with the help of world-known RSA and AES algorithms, and it is so complicated that that it can't be bruteforced. Such complexity is the root for unbelievable effectuality of this type of viruses in recent years: common customer, even if he has a pretty good knowledge of the PC, will never restore the data, and will have no choice except paying the ransom. The sole manner to get back the information is to find the scammer's website and obtain the encryption keys. Sometimes it is possible to get the keys via flaws in the code of the virus itself. During the encryption, Symbiom changes the extension of files to symbiom_ransomware_locked.

That article is dedicated to virus called Symbiom that gets onto users' laptops around the world, and corrupts their files. In this page you will see complete information on what is Symbiom, and how to eliminate Symbiom from the PC. Furthermore, we'll explain how to recover the encrypted information and is it possible.

The knowledge of computers is very important in progressive world, as it assists user to defend the system from computer viruses. Statistically, 90% of customers understand the significance of computer literacy only after ransomware infection. It's very easy to minimize the chances of getting ransomware by following these principles:

    • Take notice to the pop-up windows. One of the simplest methods of information recovery is the recovery through Shadow Copies, so fraudsters have included the removal of those copies into the default features of viruses. The deleting of copies requires admin rights and user's acceptance. If you'll stop for few seconds before accepting the changes, it can save your files and your money.
    • Keep an eye on the condition of your computer. File encrypting is a intricate operation that requires a lot of system resources. If you observe an abnormal fall in workstation power or detect a unwanted string in the Process Manager, you need to shut down the PC, boot it in safe mode, and run the antivirus. Surely, some files will be encrypted, but you will save the other part.
    • Closely examine your emails, especially the messages which have attached files. The most popular pattern of fraud e-mails is the story about prize gaining or package obtaining. Also you should be careful with business correspondence, particularly if the sender's address and the content is unknown. claims, summaries, Invoices for goods or services, lawsuits and similar sensitive information don't come without warning, and you, as a minimum, should know the person who sent it. Otherwise, it is a scam.

Ransomware uninstalling isn't the happy end - it's just a first turn from many before the full file restoration. To decrypt the files you should familiarize with the advices in the special part of this article. In case of ransomware we do not provide the hand uninstall tips, since its complexity and the possibility of errors is extremely high for common customer. We don't advise anyone to eliminate ransomware by hand, because it has different security mechanics which will interfere you. Some malware are able to totally erase corrupted data, or part of it, when trying to eliminate the program. To avoid this, abide to the advices under this paragraph.

Removal instruction

Step 1. Boot into Safe mode

Safe mode

Start -> Msconfig.exe

Safe mode. Step 1

On the tab Boot select Safe boot

Safe mode. Step 2

Step 2. Check Startup folder

Start -> Msconfig.exe ->Disable unknown programs in the Startup tab


Step 3. Check hosts file

Modify hosts file, that located in C:\Windows\System32\drivers\etc\ .

Hosts file.Step 1

Open the file with Notepad and delete suspicious strings.

Hosts file.Step 2

It has to look like this:

Hosts file.Step 3

Step 4. Scan the system with antiviral scanner


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Step 5. Disable Safe mode

Start -> Msconfig.exe ->Disable Safe boot in the Boot tab

Deactivate Safe mode

After deleting Symbiom from the computer, you just need to recover the polluted information. It's impossible to decrypt the files, but we'll get them back via OS functionality and the additional software. More often than not, to get back the data, you should ask for support on targeted forums or from well-known ransomware fighters and antiviral program manufacturers. If you don't want to linger and are willing to restore the information in manual mode - here's the useful entry on data recovery.

To restore information, follow the article about files decryption.

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