The Cipher virus falls within the MedusaLocker ransomware family. Ransomware of this type encrypts all the data on your PC (images, documents, excel sheets, music, videos, etc) and adds its own extension to every file, leaving the !-Recovery_Instructions-!.html files in every folder which contains the encrypted files.
What is known about the Ciphervirus?
âïž A scientifically correct denomination for the Cipher is âa MedusaLocker family ransomware-type infectionâ.
Cipher adds its specific .cipher extension to the name of every encoded file. For example, an image named âphoto.jpgâ will be altered to âphoto.jpg.cipherâ. Just like the Excel table named âtable.xlsxâ will become âtable.xlsx.cipherâ, and so forth.
In each folder containing the encrypted files, a !-Recovery_Instructions-!.html file will be found. It is a ransom money note. Therein you can find information about the ways of paying the ransom and some other information. The ransom note usually contains a description of how to buy the decryption tool from the ransomware developers. That is it.
Cipher abstract:
| Name | Cipher Virus |
| Ransomware family1 | MedusaLocker ransomware |
| Extension | .cipher |
| Ransomware note | !-Recovery_Instructions-!.html |
| Detection | Crytex.Virus.FileInfector.DDS, Win32/Filecoder.OLC, Malware-Cryptor.InstallCore.5 |
| Symptoms | Your files (photos, videos, documents) have a .cipher extension and you canât open them. |
| Fix Tool | See If Your System Has Been Affected by Cipher virus |
In the picture below, you can see what a folder with files encrypted by the Cipher looks like. Each filename has the â.cipherâ extension appended to it.
How did Cipher ransomware end up on my PC?
There are many possible ways of ransomware infiltration.
Nowadays, there are three most exploited ways for criminals to have the Cipher virus settled in your system. These are email spam, Trojan injection and peer file transfer.
If you access your inbox and see emails that look just like notifications from utility services companies, delivery agencies like FedEx, Internet providers, and whatnot, but whose sender is unknown to you, beware of opening those emails. They are very likely to have a harmful file enclosed in them. Therefore, it is even more dangerous to open any attachments that come with emails like these.
As for the peer-to-peer networks like torrents or eMule, the threat is that they are even more trust-based than the rest of the Web. You can never know what you download until you get it. So youâd better be using trustworthy resources. Also, it is reasonable to scan the directory containing the downloaded files with the antivirus as soon as the downloading is complete.
How do I get rid of the Cipher virus?
It is important to inform you that besides encrypting your data, the Cipher virus will probably deploy the Azorult Spyware on your PC to get access to credentials to various accounts (including cryptocurrency wallets). That spyware3 can derive your credentials from your browserâs auto-filling cardfile.
Often racketeers would decrypt several of your files so you know that they really have the decryption program. Since Cipher virus is a relatively new ransomware, safety measures engineers have not yet found a way to reverse its work. Nevertheless, the decoding instruments are frequently upgraded, so the effective countermeasure may soon arrive.
Sure thing, if the criminals succeed in encrypting someoneâs essential data, the desperate person will probably comply with their demands. However, paying to criminals gives no guarantee that youâre getting your data back. It is still risky. After getting the ransom, the racketeers may send a wrong decryption key to the injured party. There were reports of racketeers just vanishing after getting the money without even writing back.
The best solution against ransomware is to have aan OS restore point or the copies of your essential files in the cloud disk or at least on an external storage. Of course, that might be insufficient. The most crucial thing could be that one you were working upon when it all happened. Nevertheless, it is something. It is also reasonable to scan your PC for viruses with the anti-malware utility after the OS restoration.
There are other ransomware products, besides Cipher, that work similarly. For instance, Zatp, Bowd, Tcvp, and some others. The two main differences between them and the Cipher are the ransom amount and the method of encryption. The rest is almost identical: files become encrypted, their extensions changed, ransom notes appear in each folder containing encrypted files.
Some fortunate victims were able to decrypt the blocked files with the help of the free tools provided by anti-malware developers. Sometimes the criminals mistakenly send the decoding code to the wronged in the ransom readme. Such an extraordinary fail allows the user to restore the files. But of course, one should never expect such a chance. Make no mistake, ransomware is a banditsâ instrument to pull the money out of their victims.
How to avoid ransomware injection?
Cipher ransomware doesnât have a endless power, neither does any similar malware.
You can defend your PC from its infiltration taking three easy steps:
- Never open any emails from unknown senders with strange addresses, or with content that has likely no connection to something you are waiting for (how can you win in a lottery without participating in it?). If the email subject is more or less something you are waiting for, scrutinize all elements of the questionable email with caution. A fake email will always contain mistakes.
- Avoid using cracked or unknown programs. Trojans are often spreaded as a part of cracked products, most likely under the guise of âpatchâ preventing the license check. Understandably, untrusted programs are very hard to distinguish from trustworthy software, because trojans sometimes have the functionality you seek. Try searching for information about this program on the anti-malware message boards, but the best solution is not to use such programs at all.
Reasons why I would recommend GridinSoft4
Download Removal Tool.
Run the setup file.
Press âInstallâ button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
Click on âClean Nowâ.
FAQ
đ€ How can I open â.cipherâ files?Can I somehow access â.cipherâ files?
Negative. That is why ransomware is so frustrating. Until you decode the â.cipherâ files you will not be able to access them.
đ€ What should I do to make my files accessible as fast as possible?
If the â.cipherâ files contain some really important information, then you probably have them backed up. Otherwise, you might try to employ System Restore. The only question is whether you have saved any Restore Points that would be helpful now. All other solutions require time.
đ€ What should I do if the Cipher malware has blocked my PC and I canât get the activation key.
đ€ And what should I do now?
Some of the blocked files can be found elsewhere.
- If you exchanged your critical files by email, you could still download them from your online mail server.
- You might have shared images or videos with your friends or relatives. Simply ask them to give those pictures back to you.
- If you have initially downloaded any of your files from the Web, you can try downloading them again.
- Your messengers, social networks pages, and cloud storage might have all those files too.
- Maybe you still have the needed files on your old computer, a portable device, mobile, flash memory, etc.
USEFUL TIP: You can employ file recovery programs6 to get your lost data back since ransomware encodes the copies of your files, deleting the original ones. In the tutorial below, you can learn how to use PhotoRec for such a recovery, but be advised: you wonât be able to do it before you kill the virus with an antivirus program.
Also, you can contact the following governmental fraud and scam sites to report this attack:
- In the United States: On Guard Online;
- In Canada: Canadian Anti-Fraud Centre;
- In the United Kingdom: Action Fraud;
- In Australia: SCAMwatch;
- In New Zealand: Consumer Affairs Scams;
- In France: Agence nationale de la sĂ©curitĂ© des systĂšmes dâinformation;
- In Germany: Bundesamt fĂŒr Sicherheit in der Informationstechnik;
- In Ireland: An Garda SĂochĂĄna;
To report the attack, you can contact local executive boards. For instance, if you live in USA, you can have a talk with FBI Local field office, IC3 or Secret Service.

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