same problem is happening with me
different is it shows me whenever i open any folder it shows me same problem,
"data execution prevention microsoft windows
to help protect your computer, windows has closed this program

name windows explorer
publisher mcrosoft corporation"

i cleaned my computer with
adaware se 1.05 defenations file se1r89 24.1.2006
nod32 antivirus 2.5 virus defenation 1.1392(20060202)
kasperskey antivirus personal 5.0.391 (20060203)

this problem occured with any folder i opend

See if these links help:

http://support.microsoft.com/kb/875352

http://support.microsoft.com/?scid=kb;en-us;875351

http://groups.google.com/groups?q=da...ws&sa=N&tab=wg

http://www.google.com/search?q=data%...soft%20windows

If you want to post a HijackThis log:

Please follow the instructions HERE & then post your log in a new thread in the Spyware, Adware, Viruses and HijackThis Logs section.
(Not in this section please).