Virus.DOS.Something

Class Virus
Platform DOS
Description

Technical Details


It is a very dangerous memory resident parasitic virus. It hooks INT 21h
and writes itself to the beginning of COM files that are executed. On the
11th of any month the virus erases the C:AUTOEXEC.BAT file, and writes
into it the following commands:


@DEL *.COM
@DEL *.EXE

then it creates the file SOME of zero length. The virus contains the texts:

Something v1.1
some c:autoexec.bat @del *.com @del *.exe