[blackmail virus data recovery] suffix Crylock blackmail virus

Catalog

1. suffix .crylock Blackmail virus introduction ?

2. suffix .crylock How the blackmail virus infected my computer ？ 

3. How to restore .crylock Blackmail virus ？ 

4. How to avoid .crylock Blackmail virus attack ？ ​

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1. suffix .crylock Blackmail virus introduction ?

CryLock Is the name of the malicious program , yes Cryakl Blackmail Software A new variation of . The malware is designed to encrypt data and require payment for decryption .

In the process of encryption , All affected files are renamed in the following pattern ： Developer's email address ; The only victim ID, as well as ; An extension consisting of three random characters . The extension of each file is random . for example ：

• file.doc.[[email protected]][fervis].[98252B9E-3FE98E00]
• file.doc.[[email protected]][sel4auto].[A15F580C-524AC4DB]

After completing this process ,CryLock Blackmail software will display a pop-up window containing blackmail messages .

Screenshots of messages encouraging users to pay ransom to decrypt their damaged data ：

2. suffix .crylock How the blackmail virus infected my computer ？ 

Blackmail software is spread through the Internet and hidden in many different places . The most common way to infect computer systems is to open spam and visit malicious websites , for example torrent File sharing platform .

Through the so-called spam campaign , Cyber criminals will send millions of emails with infectious email attachments or hyperlinks that redirect unwitting users to malicious websites . If you turn on any of these options , The payload file will be downloaded to the device , Then it starts to infect . There is always an updated antimalware monitoring you .

Cyber criminals can disguise the malware they create as any file type （.exe、.pdf、.jpeg、.txt etc. ）. therefore , Torrent website is an ideal place to hide its creation . They can name the file whatever they think will attract the upcoming victim and upload it . Users should not download any software from these sites 、 Crack （ Illegal activation of toolkit ） Or any other suspicious material .

By CryLock Screenshot of encrypted file （“ [cyber_criminals'_email_address][victim's_ID].[3_random_letters] ” Extension ）：

CryLock Screenshot of variant encrypted file ： 

3. How to restore .crylock Blackmail virus ？ 

This suffix virus file is due to the encryption algorithm , Every infected computer has different server files , It is necessary to independently detect and analyze the virus characteristics and encryption of encrypted files , To determine the most appropriate recovery plan .

Considering the time required for data recovery 、 cost 、 Risk and other factors , If the data is not important , It is recommended to scan the whole disk directly, format and reload the system after antivirus , Follow up system security work can be done . If the infected data does have the value and necessity of recovery , You can add our technical service number （data966） Consult for free to get help with data recovery .

4. How to avoid .crylock Blackmail virus attack ？ 

1. Set access to important files and turn off unnecessary file sharing .
2. Perform non local operations on a regular basis （ offline ） Backup . 
3. Use a highly secure host password and avoid multiple devices using the same password .
4. Do not 3389 Wait for ports to map directly to Internet Or external network , To prevent brute force cracking .
5. Avoid opening emails from unknown sources 、 Link and URL The attachment .
6. Do not download non genuine software from unofficial websites .
7. If you find that the file type does not match the original icon , You should use endpoint detection software to scan the file to detect any malicious code in the file . 
8. Regularly scan for system vulnerabilities , Timely installation of patches .