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Cryptolocker Ransomware virus

 

Systems Affected



Threat Level


High


Overview


A new virus spreading through the email attachments


Description


Virus is known as “Cryptolocker/Ransomware” & user data getting encrypted & become unusable in infected computers. To decrypt data files again need to pay money for the attackers & cannot decrypt data any other ways.
Spreading methods:
• Spam emails
• Infected portable data transfer devices
• Click on an infected link
• An infected system in the network


Impact



Solution/ Workarounds


Users are advised to be careful when opening email attachments or click links coming from unknown users, SPAM’s & advertisements. As the virus file icon very similar to the Adobe Acrobat Reader files (PDF file), you may mistakenly open & execute the virus & infect the virus yourself.

• Stay aware and updated
• Keep your systems and security solutions updated
• Regularly backups your files and try to have an alternative mode of storage
• Be cautious before you click and open email attachments
• Control and restrict your access points to sensitive data
• Use Antivirus & Spam filters from gateway level & block transferring executable files (.exe,.scr,.vbs etc.) via emails.


References


http://securelist.com/analysis/publications/64608/a-new-generation-of-ransomware


Disclaimer


The information provided herein is on "as is" basis, without warranty of any kind.


 
     

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