In 2006, losses and that has been caused by a virus damaged budgeted worth USD13, 3 million, he lost productivity including labor and declining revenues due to damaged system. 10 viruses known:
1. Morris, 1988
One of the first Internet worm that never existed, created by Robert T. Morris Morris. He is a student at Cornell University who said the original purpose was to measure the size of the internet. By exploiting to the Unix sendmail, Morris
continues to infect a computer many times and eventually cripple the computer 6.000 (on wektu that Internet usage around 60.000 only). Although Morris caused losses between $ 10 - $ 100 million, he only charged for 3-year prison sentence and a fine of as much as USD10, 050.
2. Melissa, 1999
In copyright by David L. Smith, he was named in accordance with a dancer who loved Florida. Melissa force Unity big as Microsoft, Intel Corp.. and Alcatel Lucent to shut down their email gateways causes amount of traffic disruption caused by this virus. Smith is punishable by 40 years imprisonment and a fine of extraordinary magnitude. But then his sentence reduced to 20 months and fined USD5.000 because he agreed to cooperate with the FBI for several years to catch maker - other malware authors.
3. VBS / Loveletter, 2000
Starting on 4 May in the Philippines. This worm spread throughout the world within a day by using the email address contained in a computer that has been used to send orders virus to his new target. This worm has caused losses of $ 5, 5 million range email system and the state must be turned off to eliminate this virus.
4. Code Red, 2001
Code Red infect computers running Microsoft's IIS Web server, exploiting a buffer overflow and damage web pages with text "HELLO! Welcome to http://www.worm.com! Hacked By Chinese! "A patch has been successfully created after a month of this Code Red attack, but Code Red has caused losses of $ 2, 6 million and cause great disruption in Internet access, according to Internet Storm Center.
5. Nimda, 2001
Nimda ('admin' is read upside down) requires only 22 minutes away to spread like Code Red. Nimda uses different several ways to spread and create an email to spread itself, lure users to a web that plagued, exploit weaknesses in Microsoft's IIS and utilize Sadmind or Code Red worm is already installed. Nimda causes loss of about USD635 million.
6. SQL Slammer, 2003
January 25, this worm uses the buffer overflow weaknesses in the product database MSDE (Microsoft Desktop Engine) and Microsoft SQL Server. He was quickly spread by copying itself to the entire world, causing a DoS (denial of service) and slow down the entire Internet. Budgeted approximately 150,000 to 200,000 systems have been plagued. Same as Code Red, a patch to address the weaknesses in SQL Server get created after months of duration.
7. MS Blaster, 2003
Starting on 11 August, the Blaster is spread through various Windows OS and attack Microsoft's windows update.com web pages with a DoS attack. He has caused various problems and restarted many times on systems running Windows NT, Windows XP (64-bit) and Windows 2003. He has attack some server such as the Federal Reserve Bank of Atlanta, BMW AG, Institute of Philadelphia and thousands server and other home users. Although the origin of the Chinese said, but his B Blaster variant was created by Jeffrey Lee Parson who were aged 18 years at the time, who then arrested cause he programming to contact a domain that is registered in the name of his father.
8. My Doom, 2004
Email containing the virus was first chronicle on January 26 and quickly spread by way of showing itself as an error message that has attachments, which when opened will infected system as well as sending copies of it self to all addresses in the address book and also slid himself into the Kazaa file sharing. Strangely, no infected MyDoom computer in some particular university (University of California, Berkeley, Massachusetts Institute of Technology, Rutgers University and Stanford University) and certain Sarekat (Microsoft and Symantec Corp..), But then it attacks DoS against Microsoft and The SCO Group Inc.., budgeted 1 million that has been plagued by computer. The next version also attacked the search engines Google, AltaVista and Lycos Inc..
9. Sasser, 2004
On April 30, Sasser spread among computers running Windows XP and Windows 2000 by exploiting the buffer overflow weaknesses in this OS. This virus causes a variety of strange impression in the real world, among others, forcing Delta Air Lines Inc. to cancel 40 trans-Atlantic flights and train maker in Australia delayed because the operator can not communicate with the officer giving the signal. Sasser creator a teen namely Germany considered a troubled teen and was given 21-month sentence.
10. Witty, 2004
On 19 March, Witty is one of the first worm that specifically attack the network-protection software, in this case is a product of IBM Internet Security Systems (BlackICE, RealSecure Desktop, RealSecure Network RealSecure Server Sensor). Witty also carries a code that is damaged, attacked the 20 thousand IP address, delete a part of plagued computer hard disk. Overall impression is still relatively small Witty cause he only attacked the product - a few vendors above products, but Witty demonstrate that free a worm can affect a set of computers and networks where the administrators have taken steps to strengthen its network in a proactive defense.
That is 10 virus among the thousands of viruses in the world. To step on guard be update your anti-virus.
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