Updated: Cryptomix Ransomware Virus (Removal Steps and Protection Updates)

The CryptoMix ransomware is a dangerous malware threat that has continued to spread across the Internet. Learn more about it in our removal guide.


Name
Cryptomix

File Extensions
.id__email_.scl or .rmd

Ransom
5 Bitcoins

Solution #1
You can skip all steps and remove Cryptomix with the help of an anti-malware tool.

Solution #2
Cryptomix ransomware can be removed manually, though it can be very hard for most home users. See the detailed tutorial below.

Distribution
Spam Email Campaigns, malicious ads & etc.

Cryptomix Ransomware Description

The Cryptomix ransomware is not a new threat, the first strains were identified a few months ago by malware researchers. However the virus has been used in a variety of different attack campaigns utilizing different delivery methods. This is the reason why a recent surge of activity has infected numerous computers around the world.

Upon infection the virus encrypts target user files using a long extension id such as [email protected]_.scl following the .id__email_.scl formula. The ransomware targets specific user data extensions and then crafts a ransomware note. A malware sample note identified by the researchers reads the following:

_—CryptoMix—_
NOT YOUR LANGUAGE? USE https://translate.google.com

What happened to your files ?
All of your files were protected by a strong encryption with RSA-2048.
More information about the encryption keys using RSA-2048 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem)

How did this happen ?
!!! Specially for your PC was generated personal RSA-2048 KEY, both public and private.
!!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet.
!!! Decrypting of your files is only possible with the help of the private key and decrypt program, which is on our Secret Server

What do I do ?

So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW!, and
restore your data easy way.
If you have really valuable data, you better not waste your time, because there is no other way to get your files, except make
a payment.

For more specific instructions:
Contact us by email only, send us an email along with your ID number and wait for further instructions. Our specialist will contact you within 12 hours.

For you to be sure, that we can decrypt your files – you can send us a single encrypted file an we will send you back it in a
decrypted form. This will be your guarantee.
E-MAIL1: xoomx#dr.com
E-EMAIL2: [email protected]

YOUR_ID: 76b0d8eb3dba793f

This malware strain is an example variant which doesn’t accept payments via gateways located on the TOR network. When victims contact the Cryptomix ransomware operators they can receive a response such as this one:

Dear User,

to decrypt your files You will need a special software with your special unique private key.

Price of software and your private key is 5 bitcoins. With this product you can decrypt all your
files and protect Your system!!! Protect!!! Your system will be without any vulnerability.

Also You will have a FREE tech support for solving any PC troubles for 3 years!

You can buy bitcoins through this bitcoin web site https://localbitcoins.com/

Register there and find a nearest Bitcoin seller. It’s easy! Choose more comfortable payment
method for buying Bitcoin!

After thaat You should send 5 bitcoins to the bitcoin wallet address:

2FH7sjkh83JH8flVh810DHrBg85HJwAg

All this process is very easy! It’s like a simple money transfer.

And now most important information:

Your money will be spent for the children charity. So that is mean that You will get a participation
in this process too. Many children will receive presents and medical help!

And We trust that you are kind and honest person! Thank You very much! We wish You all the
best! Your name will be in the main donors list and will stay in the charity history!

P.S.> When your payment will be delivered you will receive your software with private key
IMMEDIATELY!

P.P.S> In the next 24 hours your price will be doubled by the Main Server automatically. So now
you have a chance to restore your PC with low price!

Best regards,

Charity Team

The Cryptomix ransomware extorts 5 Bitcoins from the computer victims using a social engineering trick. The virus modifies several registry value entries including the following:

  • HKLM\Software\Microsoft\Cryptography\Defaults\Provider\Microsoft Enhanced RSA and AES Cryptographic Provider
  • HKLM\Software\Microsoft\Cryptography\DESHashSessionKeyBackward
  • HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Adobe Reader UpdateSoftWare
  • HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce\*Adobe Reader Update32
  • HKCU\Software\Microsoft\Windows\CurrentVersion\Run\AdobeFlashPlayerSoftWare
  • HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce\*AdobeFlashPlayers32
  • HKCU\Software\Adobe Reader LicensionSoftWare\AdobeFirstVersionSoftWare
  • HKCU\Software\Adobe Reader LicensionSoftWare\AdobeLicensionSoftWare

New Cryptomix .rmd Extension

A new version of the CryptoMix ransomware has been identified by the security researchers. The new strain uses the .rmd extension for the encrypted files.

Cryptomix Ransomware Distribution

The Cryptomix ransomware is delivered using a variety of different infection methods. This may include spam email messages, browser hijackers and counterfeit software installation bundles and updates. Notable examples include ransomware strains that pose as the legitimate SpyHunter anti-spyware tool .

Cryptomix Ransomware Removal

For a faster solution, you can run a scan with an advanced malware removal tool and delete Cryptomix completely with a few mouse clicks.

STEP I: Start the PC in Safe Mode with Network
This will isolate all files and objects created by the ransomware so they will be removed efficiently.

    1) Hit WIN Key + R

Windows-key-plus-R-button-launch-Run-Box-in-Windows-illustrated

    2) A Run window will appear. In it, write “msconfig” and then press Enter
    3) A Configuration box shall appear. In it Choose the tab named “Boot
    4) Mark “Safe Boot” option and then go to “Network” under it to tick it too
    5) Apply -> OK

Or check our video guide – “How to start PC in Safe Mode with Networking

STEP II: Show Hidden Files

    1) Open My Computer/This PC
    2) Windows 7

      – Click on “Organize” button
      – Select “Folder and search options
      – Select the “View” tab
      – Go under “Hidden files and folders” and mark “Show hidden files and folders” option

    3) Windows 8/ 10

      – Open “View” tab
      – Mark “Hidden items” option

    show-hidden-files-win8-10

    4) Click “Apply” and then “OK” button

STEP III: Enter Windows Task Manager and Stop Malicious Processes

    1) Hit the following key combination: CTRL+SHIFT+ESC
    2) Get over to “Processes
    3) When you find suspicious process right click on it and select “Open File Location
    4) Go back to Task Manager and end the malicious process. Right click on it again and choose “End Process
    5) Next you should go folder where the malicious file is located and delete it

STEP IV: Remove Completely Cryptomix Ransomware Using SpyHunter Anti-Malware Tool

Manual removal of Cryptomix requires being familiar with system files and registries. Removal of any important data can lead to permanent system damage. Prevent this troublesome effect – delete Cryptomix ransomware with SpyHunter malware removal tool.

SpyHunter anti-malware tool will diagnose all current threats on the computer. By purchasing the full version, you will be able to remove all malware threats instantly. Additional information about SpyHunter / Help to uninstall SpyHunter

STEP V: Repair Windows Registry

    1) Again type simultaneously the Windows Button + R key combination
    2) In the box, write “regedit”(without the inverted commas) and hit Enter
    3) Type the CTRL+F and then write the malicious name in the search type field to locate the malicious executable
    4) In case you have discovered registry keys and values related to the name, you should delete them, but be careful not to delete legitimate keys

Further help for Windows Registry repair

STEP VI: Recover Encrypted Files

    1) Use present backups
    2) Restore your personal files using File History

      – Hit WIN Key
      – Type “restore your files” in the search box
      – Select “Restore your files with File History
      – Choose a folder or type the name of the file in the search bar

    restore-your-personal-files-using-File-History-bestecuritysearch

      – Hit the “Restore” button

    3) Using System Restore Point

      – Hit WIN Key
      – Select “Open System Restore” and follow the steps

restore-files-using-system-restore-point

STEP VII: Preventive Security Measures

    1) Enable and properly configure your Firewall.
    2) Install and maintain reliable anti-malware software.
    3) Secure your web browser.
    4) Check regularly for available software updates and apply them.
    5) Disable macros in Office documents.
    6) Use strong passwords.
    7) Don’t open attachments or click on links unless you’re certain they’re safe.
    8) Backup regularly your data.

SpyHunter anti-malware tool will diagnose all current threats on the computer. By purchasing the full version, you will be able to remove all malware threats instantly. Additional information about SpyHunter / Help to uninstall SpyHunter

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Author : Martin Beltov

Martin graduated with a degree in Publishing from Sofia University. As a cyber security enthusiast he enjoys writing about the latest threats and mechanisms of intrusion.


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