It is a dangerous nonmemory resident parasitic virus. It searches for .COM files in the directories C:WINDOWSCOMMAND, C:DN, CLIENTWIN95, then writes itself to the beginning of the file. While infecting the virus creates temporary file ZZZ.TMP. On 20th and 27th of any month the virus deletes the files:
C:WINDOWSSYSTEM.INI
C:WINDOWSWIN.INI
C:WINDOWSSYSTEMMDISP32.REG
C:WINDOWSSYSTEMOLE2.REG
