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Top 10 Most Dangerous Computer Viruses Of All Time 2017

Today, I will tell you about top 10 most dangerous computer viruses of all the time. Through this post, you can easy to know top 10 most dangerous computer viruses. As we all know a computer is the very popular electronic device in all over the world. So many people have their personal computers or laptops and billions of students can also have the personal computer for studies. This post finally gives you the top 10 most dangerous computer viruses of all the time 2017. 

Top 10 Most Dangerous Computer Viruses Of All The Time 

Top 10 Most Dangerous Computer Viruses

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The word Computer Virus really scares all PC users. As we totally know Viruses can be caused by a lot of damage to the computer. It can also hurt victims privacy, can accept private files and then even corrupt the precious data which includes photos, videos, saved passwords, documents etc. Computer viruses also have already caused many financial losses for many companies. Sometimes it is better to look at the past and take a look at the viruses that caused widespread destruction that can create you conscious of PC viruses. Following are the 10 most destructive computer viruses of all time top 10 most dangerous computer viruses.

top 10 most dangerous computer viruses



It is the PC worm that can attack more than ten millions of Windows PC. This type of virus started to spread as an email message which contains a subject line ILOVEYOU and has the attachment of LOVE-LETTER- FOR-YOU.txt.vbs. Once you have clicked, In the victim’s address book it had the capabilities of forwarding itself to everybody and then proceed to overwrite files with itself which creates the computer unbootable.

2.Yankee Doodle

Yankee Doodle was first developed in the year 1989, and a Bulgarian hacker created this. It is said when Yankee Doodle was carried out, the virus also becomes the memory resident. Yankee Doodle effects all .com and .exe files. The virus would also play a tune Yankee Doodle itself every day at 6 PM if it was in memory top 10 most dangerous computer viruses.

3. Nimda

Nimda was first discovered on September 18, 2001. This type of virus is derived from the word Admin if spelled backward. Nimda can also use Emails, server vulnerabilities, shared folders and file transfer and so on to spread itself. It became the internet’s most widespread virus within 20 minutes. The main purpose of the virus was too slow down the internet traffic considerable to causing a DoS attack top 10 most dangerous computer viruses.

4.Morris Worm

In the year 1988 Robert Tappan Morris, the graduate student of Cornell University developed the virus which affected approximately 10% of all the PC that were being connected to the internet. At that time 70,000 computers were attached to the internet, and the worm infected 15% of them. The virus had the capability to slow down the PC up to the least point at which it becomes unusable top 10 most dangerous computer viruses.


Conficker which is also called as Downup and Kido. This type of computer virus that usually targets Microsoft Windows Operating system. The virus was first found in November 2008. This virus can be used for flaws of Windows operating system to achieve the administrator password through dictionary attacks while forming a botnet. This type of virus infected billions of computers which include government, business and home computer in over 200 countries top 10 most dangerous computer viruses.

6.Storm Worm

The Storm Worm is a harmful trojan horse that was discovered in late 2006. Storm worm came in the spotlight when users started receiving e-mails with a subject line about a recent weather disaster 220 dead as storm batters Europe. This type of virus easily tricks the victims to click on the fake links on the internet that were already infected by the virus turning any Windows PC into a botnet. As of January 22, 2008, the Storm Worm accounted for 10% of all malware infections globally.


We totally know about the Terminator, Skynet is that type of virus that was inspired by The Terminator movie. It is a very kind virus which makes the victims computers slow very kindly as well as it moves the computer screen red and states


It is a type of Trojan horse malware that spreads mainly via drive-by downloads and phishing schemes. It was first released in July 2007 and it was mainly used to steal information from the United States Department of Transportation. Zeus virus is very hard to detect because it uses some special stealth techniques that make difficult for an updated antivirus to detect it on PC. This malware has become the largest botnet on the Internet due to its special stealth technologies top 10 most dangerous computer viruses.


On 1st February 2004, approximately billions of computers were infected with Mydoom’s denial of service attacks, and it was also the largest such attack to the date. Mydoom virus spread via email which includes the text message andy. I am just doing my job, nothing personal, sorry. When the victim opens the e-mail, The malicious code will automatically download and then take the victim’s whole contacts of email. From where it open out to the victim’s friend, relatives, and colleagues on PC.

10.SQL Slammer

SQL Slammer is also the fast-spreading PC worm that can infect most of its 78,000 victims within 15 minutes. SQL Slammer dramatically will be slowed down general Internet traffic and brought down South Korea’s online capacity on knees for 11 hours. SQL Slammer mainly targeted on the internet servers by generating random IP addresses and discharging the warm to those IP addresses top 10 most dangerous computer viruses.

So above post is on top 10 most dangerous computer viruses.

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