FANDOM


Virus.DOS.Zzz.1379 or Zzz is a virus that runs on MS-DOS.

Behavior

Zzz is a dangerous non-memory resident parasitic virus. It searches for .COM files in the directories C:\WINDOWS\COMMAND, C:\DN, \CLIENT\WIN95\, 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:\WINDOWS\SYSTEM.INI

C:\WINDOWS\WIN.INI

C:\WINDOWS\SYSTEM\MDISP32.REG

C:\WINDOWS\SYSTEM\OLE2.REG

Media

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