YesNo.862
Description YesNo.862
It is a very dangerous memory resident parasitic virus. It hooks INT 10h, 16h, 21h and writes itself to the end of EXE files that are executed. Depending on the system time the virus exchanges keystrokes:
r -> t
n -> m
y <-> n
ESC <-> ENTER
As a result, a message box or some menu will receive wrong key, and data may be lost while saving them to disk, copying and so on.
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Conzouler.230
Description Conzouler.230
These are harmless memory resident parasitic viruses. They hook INT 21h and write themselves to the end of COM-files that are executed. The viruses do not manifest themselves. They were written by somebody who named itself "Conzouler/IR".
Cookie.653
Description Cookie.653
These are dangerous not memory resident parasitic viruses. They search for .COM-files and write themselves at their ends. They infect large files (larger than 30720 bytes) incorrect, these files are not recoverable and they can halt the computer on execution. Sometimes these viruses display:
Cookie
Give me a Cookie
and wait for 'Cookie' input and then display:
Oh Thank you!
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