trojan in my system restore

From: ray jordan (rayjordan_at_aol.com)
Date: 12/30/03


Date: Mon, 29 Dec 2003 15:53:58 -0800

i just ran trendmicro antivirus scan and it came up with a
trojan in c:\_restore\archive\fs319.cab.how can i remove
it??un-cleanable as it may be in use.