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Tag: Manual Removal of Retis Ransomware

How to Remove Retis Ransomware and recover ‘.crypted’ extension files

Retis Ransomware-Threat In Detail

Retis Ransomware is new file encrypting trojan program that is aimed to encrypt important data found on the compromised computer system. This malware was first discovered on December 19th, 2017. It mainly targets French-speaking users but also supported English. Retis Ransomware is deployed as the payloads of fake email attachments like reports, CV and any invoice targeting small business and systems or laptops of HR departments. The payloads of the virus contain macro script that asks the reader to run the script on the computer resulting in the download of the file and its execution on the target PC.

The Retis Ransomware uses strong encryption algorithm to encrypts data like all types of documents, images and PDFs. The encrypted files are locked with ‘.crypted’ extension. The ransomware also changes the desktop background with image named as ‘RANSOM.png’. The image specifies the user about the ransomware and asks to pay them the ransom within 24 hours of time frame to unlock their files.

Technical Details

Name Retis Ransomware
Type Ransomware
Description Retis Ransomware encrypts files, videos, images and texts stored on the target PC and demand a ransom amount from users to decode the files.
Occurrence spam mail attachments., exploit kits, malicious links and java script codes..
Possible Symptoms The ransom note can be seen on desktop and other file directories and files could not be accessible.
Detection Tool Download the Detection toolTo confirm attack of Retis Ransomware virus on your computer.

Ransomware defender2 download

Distribution Method

Retis Ransomware is deployed as the payloads of fake email attachments like reports, CV and any invoice targeting small business and systems or laptops of HR departments. The payloads of the virus contain macro script that asks the reader to run the script on the computer resulting in the download of the file and its execution on the target PC.

More about Retis Ransomware

The Retis Ransomware uses strong encryption algorithm to encrypts data like all types of documents, images and PDFs. The encrypted files are locked with ‘.crypted’ extension. The ransomware also changes the desktop background with image named as ‘RANSOM.png’. The image specifies the user about the ransomware and asks to pay them the ransom within 24 hours of time frame to unlock their files. The ransomware changes the windows Registry entries to launch each time the window’s starts and takes up huge system resources to encrypt the files.

The files contains the ransom note and instructions for users on how to contact the authors of the ransomware and get their files back.

 

The ransom Note says:

‘Your desktop, photos, data and other important files have been encrypted with a strong algorithm and a unique key generated for this computer.
The secret key to decrypt your data is kept on an Internet server, and no one can decipher your files until you pay to get it.
You have 24 hours to send us the payment.
PAST THIS TIME YOUR KEY WILL BE ABOLISHED BY OUR SERVERS AND IT WILL NOT BE POSSIBLE FOR YOU TO RECOVER YOUR DATA’

The ransom note by Retis virus states that your documents has been encrypted and you need to pay a ransom in Bitcoins to get back your files. The ransom demands varies for the user and the victims should contact with the provided email address as soon as possible.

List of file extension encrypted

→.TXT, .DOC, .DOCX, .XLS, .XLSX, .PPT, .PPTX, .JPG, .JPEG, .PNG, .ONE and .PDF

Retis Ransomware uses AES encryption algorithm to encrypt data and appends random extensions to it. The crypto-malware ensures that the user could be able to recover the files from shadow volume copies, so it deletes the files by executing the command

→vsRetismin.exe delete shadows /all /Quiet

If you are among the one being a victim of “Retis Ransomware”, then we would strongly suggest you not to pay any ransom to illegitimate persons behind it. Because even after paying they are not going to give your files back. So it is urged that you must opt for removal solutions for Retis Ransomware and try to recover files by automatic data recovery tool or any backup copy if you have.

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