Re: Unknown user. Possible Trojan Horse! Need Help!
From: Roger Abell [MVP] (mvpNOSPAM@asu.edu)
Date: 03/04/03
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From: "Roger Abell [MVP]" <mvpNOSPAM@asu.edu> Date: Mon, 3 Mar 2003 17:17:19 -0700
A permission grant to a SID such as you see with
S-1-5-21-220523388-1580818891-1343024091-1003
is for an account that has been deleted.
You may remove the ACE grant with no effect since
it is a grant to a non-existing account.
-- Roger "Tom H" <tom_hermansen@yahoo.com> wrote in message news:02ee01c2e1d9$635801a0$a101280a@phx.gbl... > I am running Win XP Pro on a Dell Dimension 8100 logged > on as the Administrator. > > I have been trying unsuccessfully to install Norton > System works. When installing Antivirus, I get a message > saying "Error 1321 The istaller has insufficient > privelages to modify this file. C:\\windows\system32 > \drivers\symdir.inf" > > I checked the properties on this file, and under > Security, in addition to the SYSTEM user, a mysterious > user is displayed. The name of the unknown user is S-1-5- > 21-220523388-1580818891-1343024091-1003 and it has > control of the file. This user does not show up in > Computer Management under Local Users and Groups / > Users. > > Could this be a trojan or other type of melicious remote > user preventing the proper installation of Norton > Antifvirus? Any help would be greatly appreciated.
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