accexp.exe appears to be scumware.
If you need a scan right now.
Follow the instructions!
THE PARASITE FIGHT QUICK FIX PROTOCOL
http://aumha.org/a/quickfix.php
=====
It is known as scumware. Visit these sites. 1, 2, 3 and 4 are really good.
Download, install, run, update and run again; one or all. They are all
good, FREE utilities. Make sure you update every program, even if you
just downloaded it. You must have the latest updates. Without updates,
you have a gun without ammo.
1) CWShredder direct download:
http://216.180.233.163/~merijn/files/CWShredder.exe
2) SpywareBlaster
[[SpywareBlaster doesn't scan and clean for spyware - it prevents it from
ever being installed.
The most important step you can take is to secure your system. And
SpywareBlaster is the most powerful protection program available.]]
http://www.javacoolsoftware.com/spywareblaster.html
3) Spybot S & D (More for the advanced user)
http://www.safer-networking.org/index.php?lang=en&page=download
4) HijackThis (some other stuff that may be of interest also)
http://www.spywareinfo.com/~merijn/downloads.html
4a) HijackThis (direct download)
http://aumha.org/downloads/hijackthis.zip
5) Bazooka Adware and Spyware Scanner v1.13
http://www.kephyr.com/spywarescanner/index.html?source=appvisit
6) ToolbarCop
http://www.mvps.org/sramesh2k/toolbarcop.htm
7) Ad-aware SE Personal
http://www.lavasoft.de/support/download/
=====
MVPS HOSTS file is a free download from:
http://www.mvps.org/winhelp2002/
Blocking Unwanted Parasites with a Hosts File
http://www.mvps.org/winhelp2002/hosts.htm
=====
Problems uninstalling? Here's some advice.
http://www.kephyr.com/spywarescanner/uninstallproblems.phtml
Additional information & instructions.
A wealth of information here, boys and girls.
THE PARASITE FIGHT QUICK FIX PROTOCOL
http://aumha.org/a/quickfix.htm
THE PARASITE FIGHT
Finding, Removing & Protecting Yourself From Scumware
http://aumha.org/a/parasite.htm
Bugs, Glitches & Stuffups
http://www.mvps.org/inetexplorer/Darnit.htm
Dealing with Unwanted Spyware and Parasites
http://mvps.org/winhelp2002/unwanted.htm
Unexplained computer behavior may be caused by deceptive software
http://support.microsoft.com/default.aspx?scid=kb;EN-US;827315
Spyware and Deceptive Software
http://www.microsoft.com/mscorp/twc/privacy/spyware.mspx?gssnb=1
What you should know about spyware
http://www.microsoft.com/security/articles/spyware.asp
Cleaning Up XP
http://www.kellys-korner-xp.com/xp_c.htm#cleanup