Malware in Computer System: WannaCry Ransomware and Mirai Attack

Running head: MALWARE IN COMPUTER SYSTEM
Malware in computer system
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MALWARE IN COMPUTER SYSTEM
Table of Contents
Introduction................................................................................................................................1
Discussion..................................................................................................................................1
WannaCry ransomware attack...................................................................................................1
Functionality of WannaCry....................................................................................................1
Real world incident................................................................................................................2
Mirai...........................................................................................................................................3
Functionality of Mirai............................................................................................................4
Real world incident................................................................................................................4
Summary....................................................................................................................................5
References..................................................................................................................................6

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MALWARE IN COMPUTER SYSTEM
Introduction
Malware attack is the cybercrime that performed by malicious software activities on
the user system. For this report two malware attack is selected one is WannaCry ransomware
attack and the second is Mirai attack. These two types of malware attack has different
functions and activity performed by the hacker. The main objective of cybercrime is to
demand of money from victim by the hackers. WannaCry ransomware attack has done
damage in the operating system of Windows to encrypt files and asking for payment to
resolve and decrypt system. Whereas Mirai attack was for DNS providers to disrupt major
websites such as Twitter and PayPal etc. This document will discuss about the mentioned two
attacks, which is WannaCry ransomware attack and Mirai. At first, there will be brief
description about the attack and functions of this attack. Damage faced by the industries or
company at the time of this attack and after that there will be detailed of the response from
the victims side to recover.
Discussion
WannaCry ransomware attack
This is a virus that gest spread in the operating system of windows by utilizing
vulnerability. If this software is installed in the system, it will encrypts files and then ask for
payment to resolve it or decrypt the system (Chen & Bridges, 2017). This ranosmware has two
components, one is worm module to self-propagate and second is ransom module to manage
the extrortion activities of ransom. Malware attack does not ask for any permission form the
user of the system and without informing the owner it will start its work once initialized.