Tai-Pan.438.A was first discovered in Sweden during the summer 1994. It has since spread to Europe, USA, Canada and also New Zealand.
Tai-Pan is quite a simple virus. It stays resident in memory and infects nearly all executed EXE files. It will not infect files that are larger than 64kB. Infected files grow by 438 bytes. Tai-Pan does not do anything apart from spreading itself, but it will make the infected machine unstable.
Tai-Pan is also known as Whisper. This is due to the text it contains '[Whisper presenterar Tai-Pan]'.
This minor variant was found from Belgium in November 1994. After that it has been found in at least Scandinavia and Canada.
It contains the following text strings: