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Wannacry Ransomware Case

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Wannacry
The WannaCry ransomware was found in May,2017. This ransomware looks for and tries to encrypt about 176 file types as well as appends. It puts the words WCRY at the end of a file name. Following that its asks the user victims to pay a ransom in the form of bitcoins. The note says that after three days of nonpayment the amount will double. After seven days, the encrypted files have a possibility of being deleted. The way that the ransom payment is set up is the attackers request to be paid by the form of bitcoins. The unique Bitcoin walled address in the infected computer in this case does not execute correctly. Therefore, the WannaCry goes into a three-hardcoded bitcoin address to receive the payments. This ransomware is said to be the works of a hacking group known as shadow brokers. They claim to have discovered flaws from the United States Security Agency (NSA).
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In this case, the focus is on the unpatched Windows computer which are susceptible to this ransomware. Some of the older Windows operating system like Windows Vista, XP or even internet explorer 8 you will not receive some critical patches for your system. The attack does not seem to be a targeted one. When the systems are found unpatched the WannaCry can spread itself inside the corporation networks without the need of user interaction. The reason here being that the likely cause of this type of spread is a worm. This worm spreads itself is infected and attaches to a network. IT has spread from Russia, Ukraine, Taiwan and many other countries. Some common targets include the healthcare sector. The reason being they have poor cybersecurity. Staff is more vulnerable to attacks like phishing, since they tend to click on links without thinking about it twice. One of the main reasons this affected them a lot was by not having any backup

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