“WannaCrypt” Ransomeware, What it is and how it does work?

After a big cyber attack by the hacker on Friday 12 May, 2017 in the form of “WannaCrypt” Ransomeware”. The attacker might have come back soon after making some changes in the code. According to Microsoft, they released a patch on 15 March 2017 to protect their customer from this “WannaCrypt” Ransmware” after United States reported earlier about the stolen of the code from the National Security Agency, or NSA. So basically, it is not a virus it’s a data encrypting/decrypting software.

First, this attack covers the United Kingdom and Spain, then malicious “WannaCrypt” software attack globally, blocking users to access their data and demand to pay a ransom using Bitcoin. Attackers demanding $300 dollar to decrypt your data but interestingly there is not guaranty that they will be able to decrypt your data. This kind of code which is currently used by many companies in many forms to protect their data while sending from one place to another over the internet. Let see How this work.

Let say you have some important data that you want to send to you colleague, the with help of encryption software you can encrypt your data and send via mail, if anybody get you data by phishing hacking then they won’t be able to read file because of the encryption but you colleague can because he has the decryption on their system. There number of software available (you can google it) to encrypt your data.

According to the experts, nobody should pay to them for decrypting the data as result it encourages them to do it again but a slight change in code and as you contacted them earlier, hence you would be the soft target for them to hit you again. There are also strong chances that the attackers do have code to decrypt data as the stole code from the NSA United States and paying will give you nothing.

There are high chances that you receive “WannaCrypt” Ransomware (code) via mail and after downloading it will ask you to give access to your file and when you grant the access, it will encrypt you hard drive data in seconds. So, you need to keep below points in mind to avoid this attack.

1. Try to use less internet for some days, use it when you really need it.
2. Do to click any link in the mail which is not familiar to you, call/chat your buddy and ask if he/she really send that mail or not.
3. Do download free software’s and cracks, especially cracks which you should never user as they are completely virus.
4. Turn on your windows update or install the update manually from Microsoft website here.
5. Do not accept any authentication for any file you downloaded from the internet and from email. Keep check the URL while downloading any document, the URL should be trusted, provider.
6. Install good antivirus, it always helps you to protect unwanted virus and online attacks.

Google and Microsoft world top leading companies of email provider are trying to keep their customer safe, to get these mail delivered.The “WannaCrypt” Ransomware mostly reach to the user via mail but users should keep this in mind that most important percussion is to patch your window and do not download anything from the internet/mail to your system.