Brief Overview of Ransomware attack at the last week of December 2017

The current Ransomware report highlights the entire details of the kind of attacks happened in the last week of December 2017. It not only gives the details of ransomware threat figures but also informs us of phishing attacks, malware URLs, and other dangerous executables. The threat parameters varied from period to period and eScan has successfully tracked it with the help of server hits.

The growth of targeted attacks

At the end of December 2017, eScan’s researchers have found out an emerging and alarming trend. Most cybercriminals are turning their attention towards attacks against private users to targeted businesses. In the above image, we can see lots of fluctuations of ransomware attacks in the entire week. The trend shows more potentiality of ransomware attack on the system resulting in grievous consequences. Now, the analysis of the below report attempts to assess the scale of the problem and highlights the periods when the ransomware invasions were maximum.

Ransomware are invading networks every now and then. The hourly record of ransomware attack gives knowledge of how frequent it is searching for vulnerable areas where it can enter for its encryption activities. There is a huge fluctuation in the entire week. This proves that any special occasion/festival does not always accelerate the possibilities and forces the organizations to take extra preventive measures round the clock to avoid any major loss.

Solutions

• Update your antivirus software on regular basis, which will protect your system from all kinds of Malware attacks.
• Always download apps from their official website or Google Play Store instead of unknown sources because many apps store are still offering the app.
• Download applications for a reliable app developer. In addition, check the user ratings and reviews of the app before download.
• Ensure that all the software installed in your system is updated frequently, including Oracle Java and Adobe.
• Implement a three-dimensional security policy in your organization, i.e. firstly understand your requirement based on which IT Security policy would be prepared accordingly. Secondly, educate your staff about the policy and finally enforce the policy.
• Make sure you either implement MailScan at gateway level or enable Mail Anti-virus on the endpoint in order to block extensions such as *.EXE, *.SCR, *.JS, *.VBE etc. These attachments would infect your system.
• Open emails only if you are positive about the source.
• Regularly create a backup of your important files.

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