This is a Excel macro virus that infects by copying the contents of
workbook and it relies in a password protected module.
When an infected workbook is opened, the virus creates an infected
workbook "shn.xls" to the Excel startup directory.
The virus does not infect if the name of the workbook start with
The payload activates when the system has been infected for thirty
days. At this time the virus chages the names of items in the "File"
menu to following:
After that the virus starts to show random message boxes at random
times. These message boxes contain one of the following texts:
Is it your birthday
How old are you
Shala La La La La, Shala La La La La
What is the play and what is my part ?
I wonder if you are attaced by a virus...
Life is Beautiful
Take games as your life but do not take life as a game
This is a corruption (misdisinfection) of the original X97M/Jini.A,
that is able to replicate.
F-Secure Anti-Virus detects and disinfects both, X97M/Jini.A and
[Analysis: Katrin Tocheva and Sami Rautiainen, F-Secure; November 2000]