attrib comando dos vs virus
ATTRIB [+R | -R] [+A | -A ] [+S | -S] [+H | -H] [+I | -I] [drive:][path][file name] [/S [/D] [/L]]
Sets an attribute.
Clears an attribute.
R Read-only file attribute.
A Archive file attribute.
S System file attribute.
H Hidden file attribute.
I Not content indexed file attribute.
X No scrub file attribute
V Integrity attribute.
/S Processes matching files in the current folder and all subfolders.
/D Process folders as well.
/L Work on the attributes of the Symbolic Link versus the target of the Symbolic Link
recuperando archivos ocultos por virus con attrib(Comando DOS Windows)