I ran the Kaspersky scan. It only pulled up objects that were "object is locked skipped." It also said that there was no malware on my computer. I have a sneaking suspicion that it was mistaken.
The next time an NSIS popup appeared, I ran the other file you told me to. I chose option 1 and option 2 for the same popup.
The logs are as follows.
Thank you for your patience with me. I hope we can figure this out. Also, symantec pulled up a trojan alert that it quarantined. I deleted the file (through symantec) this morning (without any associated tumult).
Option 1 Log:
Module information for 'Explorer.EXE'
MODULE BASE SIZE PATH
Explorer.EXE 1000000 1044480 C:\WINDOWS\Explorer.EXE 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Windows Explorer
ntdll.dll 7c900000 720896 C:\WINDOWS\system32\ntdll.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) NT Layer DLL
kernel32.dll 7c800000 999424 C:\WINDOWS\system32\kernel32.dll 5.1.2600.2945 (xpsp_sp2_gdr.060704-2349) Windows NT BASE API Client DLL
msvcrt.dll 77c10000 360448 C:\WINDOWS\system32\msvcrt.dll 7.0.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows NT CRT DLL
ADVAPI32.dll 77dd0000 634880 C:\WINDOWS\system32\ADVAPI32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Advanced Windows 32 Base API
RPCRT4.dll 77e70000 593920 C:\WINDOWS\system32\RPCRT4.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Remote Procedure Call Runtime
GDI32.dll 77f10000 290816 C:\WINDOWS\system32\GDI32.dll 5.1.2600.2818 (xpsp_sp2_gdr.051228-1427) GDI Client DLL
USER32.dll 77d40000 589824 C:\WINDOWS\system32\USER32.dll 5.1.2600.2622 (xpsp_sp2_gdr.050301-1519) Windows XP USER API Client DLL
SHLWAPI.dll 77f60000 483328 C:\WINDOWS\system32\SHLWAPI.dll 6.00.2900.2937 (xpsp.060623-0011) Shell Light-weight Utility Library
SHELL32.dll 7c9c0000 8474624 C:\WINDOWS\system32\SHELL32.dll 6.00.2900.2951 (xpsp_sp2_gdr.060713-0009) Windows Shell Common Dll
ole32.dll 774e0000 1298432 C:\WINDOWS\system32\ole32.dll 5.1.2600.2726 (xpsp_sp2_gdr.050725-1528) Microsoft OLE for Windows
OLEAUT32.dll 77120000 573440 C:\WINDOWS\system32\OLEAUT32.dll 5.1.2600.2180
BROWSEUI.dll 75f80000 1036288 C:\WINDOWS\system32\BROWSEUI.dll 6.00.2900.2937 (xpsp.060623-0011) Shell Browser UI Library
SHDOCVW.dll 77760000 1507328 C:\WINDOWS\system32\SHDOCVW.dll 6.00.2900.2937 (xpsp.060623-0011) Shell Doc Object and Control Library
CRYPT32.dll 77a80000 606208 C:\WINDOWS\system32\CRYPT32.dll 5.131.2600.2180 (xpsp_sp2_rtm.040803-2158) Crypto API32
MSASN1.dll 77b20000 73728 C:\WINDOWS\system32\MSASN1.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) ASN.1 Runtime APIs
CRYPTUI.dll 754d0000 524288 C:\WINDOWS\system32\CRYPTUI.dll 5.131.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft Trust UI Provider
WINTRUST.dll 76c30000 188416 C:\WINDOWS\system32\WINTRUST.dll 5.131.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft Trust Verification APIs
IMAGEHLP.dll 76c90000 163840 C:\WINDOWS\system32\IMAGEHLP.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows NT Image Helper
NETAPI32.dll 5b860000 344064 C:\WINDOWS\system32\NETAPI32.dll 5.1.2600.2952 (xpsp_sp2_gdr.060714-0446) Net Win32 API DLL
WININET.dll 771b0000 692224 C:\WINDOWS\system32\WININET.dll 6.00.2900.2937 (xpsp.060623-0011) Internet Extensions for Win32
WLDAP32.dll 76f60000 180224 C:\WINDOWS\system32\WLDAP32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Win32 LDAP API DLL
VERSION.dll 77c00000 32768 C:\WINDOWS\system32\VERSION.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Version Checking and File Installation Libraries
UxTheme.dll 5ad70000 229376 C:\WINDOWS\system32\UxTheme.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Microsoft UxTheme Library
ShimEng.dll 5cb70000 155648 C:\WINDOWS\system32\ShimEng.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Shim Engine DLL
AcGenral.DLL 6f880000 1875968 C:\WINDOWS\AppPatch\AcGenral.DLL 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows Compatibility DLL
WINMM.dll 76b40000 184320 C:\WINDOWS\system32\WINMM.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) MCI API DLL
MSACM32.dll 77be0000 86016 C:\WINDOWS\system32\MSACM32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft ACM Audio Filter
USERENV.dll 769c0000 733184 C:\WINDOWS\system32\USERENV.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Userenv
comctl32.dll 773d0000 1056768 C:\WINDOWS\WinSxS\x86_Microsoft.Windows.Common-Controls_6595b64144ccf1df_6.0.2600.2180_x-ww_a84f1ff9\comctl32.dll 6.0 (xpsp_sp2_rtm.040803-2158) User Experience Controls Library
comctl32.dll 5d090000 618496 C:\WINDOWS\system32\comctl32.dll 5.82 (xpsp_sp2_rtm.040803-2158) Common Controls Library
serwvdrv.dll 5cd70000 28672 C:\WINDOWS\system32\serwvdrv.dll 5.1.2600.0 (xpclient.010817-1148) Unimodem Serial Wave driver
umdmxfrm.dll 5b0a0000 28672 C:\WINDOWS\system32\umdmxfrm.dll 5.1.2600.0 (xpclient.010817-1148) Unimodem Tranform Module
appHelp.dll 77b40000 139264 C:\WINDOWS\system32\appHelp.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Application Compatibility Client Library
CLBCATQ.DLL 76fd0000 520192 C:\WINDOWS\system32\CLBCATQ.DLL 2001.12.4414.308
COMRes.dll 77050000 806912 C:\WINDOWS\system32\COMRes.dll 2001.12.4414.258
wmproxt.dll 10000000 94208 C:\WINDOWS\System32\wmproxt.dll 5, 1, 2600, 0 Proxy Extension Module
olescope.dll 11000000 196608 C:\WINDOWS\System32\olescope.dll 5.01.2600
MSVBVM60.DLL 73420000 1392640 C:\WINDOWS\System32\MSVBVM60.DLL 6.00.9690 Visual Basic Virtual Machine
cscui.dll 77a20000 344064 C:\WINDOWS\System32\cscui.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Client Side Caching UI
CSCDLL.dll 76600000 118784 C:\WINDOWS\System32\CSCDLL.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Offline Network Agent
themeui.dll 5ba60000 462848 C:\WINDOWS\system32\themeui.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Windows Theme API
Secur32.dll 77fe0000 69632 C:\WINDOWS\system32\Secur32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Security Support Provider Interface
MSIMG32.dll 76380000 20480 C:\WINDOWS\system32\MSIMG32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) GDIEXT Client DLL
xpsp2res.dll 20000000 2904064 C:\WINDOWS\system32\xpsp2res.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Service Pack 2 Messages
actxprxy.dll 71d40000 114688 C:\WINDOWS\system32\actxprxy.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) ActiveX Interface Marshaling Library
msutb.dll 5fc10000 208896 C:\WINDOWS\system32\msutb.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) MSUTB Server DLL
MSCTF.dll 74720000 307200 C:\WINDOWS\system32\MSCTF.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) MSCTF Server DLL
SAMLIB.dll 71bf0000 77824 C:\WINDOWS\system32\SAMLIB.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) SAM Library DLL
msi.dll 1c00000 2908160 C:\WINDOWS\system32\msi.dll 3.1.4000.2435 Windows Installer
SXS.DLL 75e90000 720896 C:\WINDOWS\system32\SXS.DLL 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Fusion 2.5
SETUPAPI.dll 77920000 995328 C:\WINDOWS\system32\SETUPAPI.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows Setup API
LINKINFO.dll 76980000 32768 C:\WINDOWS\system32\LINKINFO.dll 5.1.2600.2751 (xpsp_sp2_gdr.050831-1520) Windows Volume Tracking
ntshrui.dll 76990000 151552 C:\WINDOWS\system32\ntshrui.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Shell extensions for sharing
ATL.DLL 76b20000 69632 C:\WINDOWS\system32\ATL.DLL 3.05.2284 ATL Module for Windows XP (Unicode)
NETSHELL.dll 76400000 1724416 C:\WINDOWS\system32\NETSHELL.dll 5.1.2600.2703 (xpsp.050620-1711) Network Connections Shell
credui.dll 76c00000 188416 C:\WINDOWS\system32\credui.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Credential Manager User Interface
iphlpapi.dll 76d60000 102400 C:\WINDOWS\system32\iphlpapi.dll 5.1.2600.2912 (xpsp_sp2_gdr.060519-0003) IP Helper API
WS2_32.dll 71ab0000 94208 C:\WINDOWS\system32\WS2_32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows Socket 2.0 32-Bit DLL
WS2HELP.dll 71aa0000 32768 C:\WINDOWS\system32\WS2HELP.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows Socket 2.0 Helper for Windows NT
rtutils.dll 76e80000 57344 C:\WINDOWS\system32\rtutils.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Routing Utilities
urlmon.dll 77260000 655360 C:\WINDOWS\system32\urlmon.dll 6.00.2900.2960 (xpsp.060725-0051) OLE32 Extensions for Win32
rsaenh.dll ffd0000 163840 C:\WINDOWS\system32\rsaenh.dll 5.1.2600.2161 (xpsp.040706-1629) Microsoft Enhanced Cryptographic Provider
WINSTA.dll 76360000 65536 C:\WINDOWS\system32\WINSTA.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Winstation Library
webcheck.dll 74b30000 286720 C:\WINDOWS\system32\webcheck.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Web Site Monitor
WSOCK32.dll 71ad0000 36864 C:\WINDOWS\system32\WSOCK32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows Socket 32-Bit DLL
stobject.dll 76280000 135168 C:\WINDOWS\system32\stobject.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Systray shell service object
BatMeter.dll 74af0000 40960 C:\WINDOWS\system32\BatMeter.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Battery Meter Helper DLL
POWRPROF.dll 74ad0000 32768 C:\WINDOWS\system32\POWRPROF.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Power Profile Helper DLL
WTSAPI32.dll 76f50000 32768 C:\WINDOWS\system32\WTSAPI32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows Terminal Server SDK APIs
dthook.dll 1ff0000 151552 C:\Program Files\Portrait Displays\ImageTune\dthook.dll
PresetsCOM.dll 1f10000 110592 C:\Program Files\Portrait Displays\ImageTune\PresetsCOM.dll
WZCSAPI.DLL 73030000 65536 C:\WINDOWS\system32\WZCSAPI.DLL 5.1.2600.2703 (xpsp.050620-1711) Wireless Zero Configuration service API
wdmaud.drv 72d20000 36864 C:\WINDOWS\system32\wdmaud.drv 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) WDM Audio driver mapper
msacm32.drv 72d10000 32768 C:\WINDOWS\system32\msacm32.drv 5.1.2600.0 (xpclient.010817-1148) Microsoft Sound Mapper
midimap.dll 77bd0000 28672 C:\WINDOWS\system32\midimap.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft MIDI Mapper
MPR.dll 71b20000 73728 C:\WINDOWS\system32\MPR.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Multiple Provider Router DLL
drprov.dll 75f60000 28672 C:\WINDOWS\System32\drprov.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft Terminal Server Network Provider
ntlanman.dll 71c10000 57344 C:\WINDOWS\System32\ntlanman.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft® Lan Manager
NETUI0.dll 71cd0000 94208 C:\WINDOWS\System32\NETUI0.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) NT LM UI Common Code - GUI Classes
NETUI1.dll 71c90000 262144 C:\WINDOWS\System32\NETUI1.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) NT LM UI Common Code - Networking classes
NETRAP.dll 71c80000 28672 C:\WINDOWS\System32\NETRAP.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Net Remote Admin Protocol DLL
davclnt.dll 75f70000 36864 C:\WINDOWS\System32\davclnt.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Web DAV Client DLL
ctagent.dll b10000 65536 C:\WINDOWS\system32\ctagent.dll 1, 0, 0, 8 ctagent
mslbui.dll 605d0000 36864 C:\WINDOWS\system32\mslbui.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) LangageBar Add In
shdoclc.dll 3160000 557056 C:\WINDOWS\system32\shdoclc.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Shell Doc Object and Control Library
mshtml.dll 7dc30000 3080192 C:\WINDOWS\system32\mshtml.dll 6.00.2900.2963 (xpsp.060728-0003) Microsoft (R) HTML Viewer
msls31.dll 746c0000 159744 C:\WINDOWS\system32\msls31.dll 3.10.349.0 Microsoft Line Services library file
PSAPI.DLL 76bf0000 45056 C:\WINDOWS\system32\PSAPI.DLL 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Process Status Helper
MLANG.dll 75cf0000 593920 C:\WINDOWS\system32\MLANG.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Multi Language Support DLL
jscript.dll 75c50000 450560 C:\WINDOWS\system32\jscript.dll 5.6.0.8831 Microsoft (r) JScript
mswsock.dll 71a50000 258048 C:\WINDOWS\system32\mswsock.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft Windows Sockets 2.0 Service Provider
hnetcfg.dll 662b0000 360448 C:\WINDOWS\system32\hnetcfg.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Home Networking Configuration Manager
wshtcpip.dll 71a90000 32768 C:\WINDOWS\System32\wshtcpip.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows Sockets Helper DLL
RASAPI32.DLL 76ee0000 245760 C:\WINDOWS\system32\RASAPI32.DLL 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Remote Access API
rasman.dll 76e90000 73728 C:\WINDOWS\system32\rasman.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Remote Access Connection Manager
TAPI32.dll 76eb0000 192512 C:\WINDOWS\system32\TAPI32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft® Windows(TM) Telephony API Client DLL
sensapi.dll 722b0000 20480 C:\WINDOWS\system32\sensapi.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) SENS Connectivity API DLL
DNSAPI.dll 76f20000 159744 C:\WINDOWS\system32\DNSAPI.dll 5.1.2600.2938 (xpsp_sp2_gdr.060626-0020) DNS Client API DLL
OLEACC.dll 74c80000 180224 C:\WINDOWS\system32\OLEACC.dll 4.2.5406.0 (xpclient.010817-1148) Active Accessibility Core Component
MSVCP60.dll 76080000 413696 C:\WINDOWS\system32\MSVCP60.dll 6.02.3104.0 Microsoft (R) C++ Runtime Library
rasadhlp.dll 76fc0000 24576 C:\WINDOWS\system32\rasadhlp.dll 5.1.2600.2938 (xpsp_sp2_gdr.060626-0020) Remote Access AutoDial Helper
schannel.dll 767f0000 159744 C:\WINDOWS\system32\schannel.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) TLS / SSL Security Provider
DDRAW.dll 73760000 299008 C:\WINDOWS\system32\DDRAW.dll 5.03.2600.2180 (xpsp_sp2_rtm.040803-2158) Microsoft DirectDraw
DCIMAN32.dll 73bc0000 24576 C:\WINDOWS\system32\DCIMAN32.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) DCI Manager
browselc.dll 1b80000 73728 C:\WINDOWS\system32\browselc.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Shell Browser UI Library
AcroIEHelper.dll 1a40000 57344 C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll 7.0.7.2006011200 Adobe Acrobat IE Helper Version 7.0 for ActiveX
MSVCR71.dll 7c340000 352256 C:\WINDOWS\system32\MSVCR71.dll 7.10.3052.4 Microsoft® C Runtime Library
SDHelper.dll 39c0000 872448 C:\PROGRA~1\SPYBOT~1\SDHelper.dll 1, 4, 0, 0 Bad download blocker
olepro32.dll 5edd0000 94208 C:\WINDOWS\system32\olepro32.dll 5.1.2600.2180
DUSER.dll 6c1b0000 315392 C:\WINDOWS\system32\DUSER.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows DirectUser Engine
msohev.dll 325c0000 73728 C:\Program Files\Microsoft Office\OFFICE11\msohev.dll 11.0.5510 Microsoft Office 2003 component
PDFShell.dll 3f00000 114688 C:\Program Files\Adobe\Acrobat 7.0\ActiveX\PDFShell.dll 7.0.0.0 PDF Shell Extension
wuapi.dll 506a0000 471040 C:\WINDOWS\system32\wuapi.dll 5.8.0.2469 built by: lab01_n(wmbla) Windows Update Client API
sfc_os.dll 76c60000 172032 C:\WINDOWS\system32\sfc_os.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows File Protection
btkeyind.dll 1fa0000 61440 C:\Program Files\Creative\Bluetooth Software\btkeyind.dll
wzcdlg.dll 5df10000 393216 C:\WINDOWS\system32\wzcdlg.dll 5.1.2600.2703 (xpsp.050620-1711) Wireless Zero Configuration Service UI
WINHTTP.dll 4d4f0000 360448 C:\WINDOWS\system32\WINHTTP.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Windows HTTP Services
msimtf.dll 746f0000 172032 C:\WINDOWS\system32\msimtf.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Active IMM Server DLL
sptip.dll 5c2c0000 262144 C:\WINDOWS\ime\sptip.dll 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) SAPI5.0/CTF layer DLL
SPGRMR.DLL 3e90000 69632 C:\WINDOWS\IME\SPGRMR.DLL 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) SPTIP Grammar DLL
SKCHUI.DLL 4560000 372736 C:\Program Files\Common Files\Microsoft Shared\INK\SKCHUI.DLL 1.0.1038.0 Draw Pen Tip
Flash9.ocx 30000000 3006464 C:\WINDOWS\system32\Macromed\Flash\Flash9.ocx 9,0,16,0 Adobe Flash Player 9.0 r16
comdlg32.dll 763b0000 299008 C:\WINDOWS\system32\comdlg32.dll 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158) Common Dialogs DLL
SwSupport.dll 69000000 57344 C:\WINDOWS\system32\Macromed\Common\SwSupport.dll 10.1r11 Director Support
ddrawex.dll 6d430000 40960 C:\WINDOWS\system32\ddrawex.dll 5.03.2600.2180 (xpsp_sp2_rtm.040803-2158) Direct Draw Ex
MSISIP.DLL 60980000 28672 C:\WINDOWS\system32\MSISIP.DLL 3.1.4000.1823 MSI Signature SIP Provider
wshext.dll 74ea0000 65536 C:\WINDOWS\system32\wshext.dll 5.6.0.8820 Microsoft (r) Shell Extension for Windows Script Host
MFC42.DLL 73dd0000 1040384 C:\WINDOWS\system32\MFC42.DLL 6.02.4131.0 MFCDLL Shared Library - Retail Version
MCPS.DLL 36d30000 106496 C:\PROGRA~1\MICROS~2\OFFICE11\MCPS.DLL 11.0.6551 Media Catalog Proxy/Stub