Hasta.884 is a DOS virus that infects files that have ".com" extension.
It increases the infected file size by 844 bytes.

When the infected file is executed, the speed is slower since it
searches for ".com" files to propagate..

I-Worm.Win32.Kickin.249856, found on 1 May 2003, has various propagating paths such as E-mail, P2P, IRC, and etcetera.

1. The worm terminates the following processes:

- ALERTSVC
- AMON.EXE
- ANTI-TROJAN
- ATRAC..

T-Rex.1800 is a DOS memory-resident virus.

It infects ".COM" and ".EXE" files. However, this virus does not infect "COMMAND.COM" and files with the text string WIN and F-PROT in it.

T-Rex.1800 is a DOS memo..

W95M.Talon.A infects "Normal.dot" before infecting other files.

On 18th of June, it displays the following message:

Your System Is Infected With The Macro Virus Talon #1!

When user select Macro from Me..