Biggest Computer Virus – For computer users must be very careful when using it. Moreover, the problem and the biggest enemy of computers are viruses that can suddenly come. Even now there are more and more types of viruses that make many people panic and fear.
These are the most dangerous viruses on computers that cause huge losses. Check out the article below.
1. Code Red – IDR 34.5 billion
This virus was first discovered in 2001. Code Red is a type of worm virus that can execute its own program without any user intervention. This virus attacks approximately 975 thousand users. Code Red displays the words “Hacked by Chinese!” on infected pages and running on every infected device.
The loss caused by this virus is estimated at US$2.4 billion or around Rp. 34.5 billion. This virus attack can even carry out a distributed denial of service (DDoS) to the United States White House website. In fact, the White House had to change IP addresses to survive Code Red.
2. Zeus – IDR 43.2 billion
This virus was a tool for stealing data online in 2007. According to a report from the UK technology company Unisys, Zeus is responsible for 44 percent of malware attacks on banks in the United Kingdom. Then, Zeus also attacked 88 percent of the 500 richest companies in the world, attacked 2,500 organizations and 76,000 computers.
Losses caused by this virus reached US $ 100 million. However, the damage to the company’s productivity and lost and stolen data add to the seriousness of the losses incurred. Estimates of all losses incurred are around US$3 billion.
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3. WannaCry – IDR 57.6 billion
The world was shocked by a ransomware attack in 2017. Ransomware is a virus that takes over the data on a computer and holds it. The virus, named WannaCry, attacked computers in 150 countries, causing various losses to businesses, hospitals, and government companies.
The stolen data is encrypted so you cannot access the data. Attacks to 200 thousand computers can only be stopped when there are computer security researchers in the UK find a way to stop the attack. Losses due to WannaCry are estimated at US$ 4 billion.
4. ILOVEYOU – IDR 216 billion
This virus circulated in 2000 by inserting a text file that does not look dangerous into the computer. This virus has the guise of being a love letter that can later attack your email contacts. ILOVEYOU virus is known to attack more than 10 million computers.
This virus was created by a Filipino student named Onel de Guzman. He created this virus to steal other people’s passwords in order to use various facilities on the internet for free. Guzman himself did not know if the virus he made would have a very severe impact.