Virus.DOS.Something

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

Something v1.1

some c:autoexec.bat @del *.com @del *.exe