Sorry it's taken me so long to reply, I've been a bit bogged down with schoolwork this week. Also, now that I've restarted the computer the programs can open now, so at least that part seems to be solved. Everything seems to be back up and working now, and as far as I can tell it seems back to normal.
Here's the add-remove programs.txt:
µTorrent
Adobe AIR
Adobe Community Help
Adobe Flash Player 10 Plugin
Adobe Media Player
Adobe Photoshop CS5
Adobe Reader X (10.1.1)
Alien Swarm
Apple Application Support
Apple Software Update
Assassin's Creed
Belkin USB Wireless Adaptor
Bing Bar
Catalyst Control Center
Catalyst Control Center - Branding
Catalyst Control Center Graphics Previews Common
Catalyst Control Center InstallProxy
CCC Help English
Color Efex Pro 3.0 Wacom Edition 6
Darksiders
doubleTwist
E.Y.E: Divine Cybermancy
ffdshow [rev 2527] [2008-12-19]
File Type Assistant
FinalTorrent 2011
Google Chrome
Google Update Helper
HiJackThis
Intel(R) Control Center
Intel(R) Management Engine Components
Java Auto Updater
Java(TM) 6 Update 29
JCreator LE 5.00
Junk Mail filter update
Kaspersky Internet Security 2010
Malwarebytes Anti-Malware version 1.60.1.1000
MediaBar
Microsoft Choice Guard
Microsoft Office 2010
Microsoft Office Click-to-Run 2010
Microsoft Office Starter 2010 - English
Microsoft PowerPoint Viewer
Microsoft Silverlight
Microsoft SQL Server 2005 Compact Edition [ENU]
Microsoft Sync Framework Runtime Native v1.0 (x86)
Microsoft Sync Framework Services Native v1.0 (x86)
Microsoft Visual C++ 2005 Redistributable
Microsoft Visual C++ 2008 Redistributable - x86 9.0.21022
Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.17
Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.6161
Microsoft Visual C++ 2010 x86 Redistributable - 10.0.40219
Microsoft_VC80_ATL_x86
Microsoft_VC80_CRT_x86
Microsoft_VC80_MFC_x86
Microsoft_VC80_MFCLOC_x86
Microsoft_VC90_ATL_x86
Microsoft_VC90_CRT_x86
Microsoft_VC90_MFC_x86
MSVCRT
Nitronic Rush (2011-11-11) version 20111111.0
NVIDIA PhysX
Opera 11.52
PDF Settings CS5
Portal
Portal 2
Python 2.6.2
QuickTime
RAGE
Realtek Ethernet Controller Driver
Realtek High Definition Audio Driver
Sanctum
Security Update for Microsoft .NET Framework 4 Client Profile (KB2478663)
Security Update for Microsoft .NET Framework 4 Client Profile (KB2518870)
Security Update for Microsoft .NET Framework 4 Client Profile (KB2539636)
Security Update for Microsoft .NET Framework 4 Client Profile (KB2572078)
Security Update for Microsoft .NET Framework 4 Client Profile (KB2656351)
Shareaza
Shop To Win
Soft32 Updater
Spiral Knights
StartNow Toolbar
Steam
StudioGPU MachStudio Pro
Team Fortress 2
The Elder Scrolls IV: Oblivion
The Elder Scrolls V: Skyrim
Update for Microsoft .NET Framework 4 Client Profile (KB2468871)
Update for Microsoft .NET Framework 4 Client Profile (KB2533523)
Verizon Wireless Software Utility Application for Android - Samsung
Wacom Tablet
Warhammer® 40,000®: Dawn of War® II – Retribution™
WebTablet IE Plugin
WebTablet Netscape Plugin
Windows Live Call
Windows Live Communications Platform
Windows Live Essentials
Windows Live Mail
Windows Live Messenger
Windows Live Movie Maker
Windows Live Photo Gallery
Windows Live Sign-in Assistant
Windows Live Sync
Windows Live Upload Tool
Windows Live Writer
WinRAR 4.01 (32-bit)
Yahoo! Software Update
Yahoo! Toolbar
Edit: Also, is it now safe for me to do things on this computer such as log in to accounts and the like?
Edit #2: I've just re-run HijackThis, and here's the new log file:
Logfile of Trend Micro HijackThis v2.0.4
Scan saved at 6:28:32 PM, on 2/4/2012
Platform: Windows 7 SP1 (WinNT 6.00.3505)
MSIE: Internet Explorer v8.00 (8.00.7601.17514)
Boot mode: Normal
Running processes:
C:\Program Files (x86)\Common Files\Microsoft Shared\Ink\TabTip32.exe
C:\Windows\System32\TiltWheelMouse.exe
C:\Users\Bennett\AppData\Local\Soft32\Soft32 Updater\Soft32 Updater.exe
C:\Program Files (x86)\Belkin\F7D4101\V1\PBN.exe
C:\Users\Bennett\AppData\Roaming\Verizon\UA_ar\UtilityApplication.exe
C:\Users\Bennett\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Update Tool Notifier.exe
C:\Program Files (x86)\iTunes\iTunesHelper.exe
C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe
C:\Program Files (x86)\Shareaza Applications\MediaBar\Datamngr\datamngrUI.exe
C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe
C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamgui.exe
C:\Program Files (x86)\Opera\opera.exe
C:\Program Files (x86)\Trend Micro\HiJackThis\HiJackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://www.search.yahoo.com/?fr=w3i&type=W3i_SP,204,0_0,StartPage,20111146,16897,0,6,0
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL =
http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL =
http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page =
http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page =
http://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = C:\Windows\SysWOW64\blank.htm
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: YTNavAssistPlugin Class - {81017EA9-9AA8-4A6A-9734-7AF40E7D593F} - C:\Program Files (x86)\Yahoo!\Companion\Installs\cpn0\yt.dll
O2 - BHO: &Yahoo! Toolbar Helper - {02478D38-C3F9-4efb-9B51-7695ECA05670} - C:\Program Files (x86)\Yahoo!\Companion\Installs\cpn0\yt.dll
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: IEVkbdBHO - {59273AB4-E7D3-40F9-A1A8-6FA9CCA1862C} - C:\Program Files (x86)\Kaspersky Lab\Kaspersky Internet Security 2010\ievkbd.dll
O2 - BHO: (no name) - {5C255C8A-E604-49b4-9D64-90988571CECB} - (no file)
O2 - BHO: dTPodcastBHO - {65134FDF-F8A5-4B3D-91D9-CDF273CFD578} - C:\Program Files (x86)\Common Files\doubleTwist\IEPodcastPlugin.dll
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files (x86)\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: UrlHelper Class - {CFC4F59B-A2DA-4e12-B337-52A4F871E10C} - C:\PROGRA~2\SHAREA~1\MediaBar\Datamngr\IEBHO.dll
O2 - BHO: Bing Bar Helper - {d2ce3e00-f94a-4740-988e-03dc2f38c34f} - "C:\Program Files (x86)\Microsoft\BingBar\BingExt.dll" (file missing)
O2 - BHO: MediaBar - {d48c9ead-f59f-4dea-ac97-7065fea79f42} - C:\PROGRA~2\SHAREA~1\MediaBar\Datamngr\ToolBar\shdtxmltbpi.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files (x86)\Java\jre6\bin\jp2ssv.dll
O2 - BHO: link filter bho - {E33CF602-D945-461A-83F0-819F76A199F8} - C:\Program Files (x86)\Kaspersky Lab\Kaspersky Internet Security 2010\klwtbbho.dll
O2 - BHO: SingleInstance Class - {FDAD4DA1-61A2-4FD8-9C17-86F7AC245081} - C:\Program Files (x86)\Yahoo!\Companion\Installs\cpn0\YTSingleInstance.dll
O3 - Toolbar: MediaBar - {d48c9ead-f59f-4dea-ac97-7065fea79f42} - C:\PROGRA~2\SHAREA~1\MediaBar\Datamngr\ToolBar\shdtxmltbpi.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files (x86)\Yahoo!\Companion\Installs\cpn0\yt.dll
O3 - Toolbar: Bing Bar - {8dcb7100-df86-4384-8842-8fa844297b3f} - "C:\Program Files (x86)\Microsoft\BingBar\BingExt.dll" (file missing)
O4 - HKLM\..\Run: [StartCCC] "C:\Program Files (x86)\ATI Technologies\ATI.ACE\Core-Static\CLIStart.exe" MSRun
O4 - HKLM\..\Run: [AVP] "C:\Program Files (x86)\Kaspersky Lab\Kaspersky Internet Security 2010\avp.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files (x86)\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files (x86)\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [DATAMNGR] C:\PROGRA~2\SHAREA~1\MediaBar\Datamngr\DATAMN~1.EXE
O4 - HKLM\..\Run: [SwitchBoard] C:\Program Files (x86)\Common Files\Adobe\SwitchBoard\SwitchBoard.exe
O4 - HKLM\..\Run: [AdobeCS5ServiceManager] "C:\Program Files (x86)\Common Files\Adobe\CS5ServiceManager\CS5ServiceManager.exe" -launchedbylogin
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKLM\..\Run: [Malwarebytes' Anti-Malware] "C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamgui.exe" /starttray
O4 - HKCU\..\Run: [Steam] "C:\Program Files (x86)\Steam\Steam.exe" -silent
O4 - HKCU\..\Run: [Soft32 Updater.exe] C:\Users\Bennett\AppData\Local\Soft32\Soft32 Updater\Soft32 Updater.exe /SILENT
O4 - HKCU\..\RunOnce: [FlashPlayerUpdate] C:\Windows\SysWOW64\Macromed\Flash\FlashUtil10x_Plugin.exe -update plugin
O4 - Startup: Launch Utility Application.lnk = C:\Users\Bennett\AppData\Roaming\Verizon\UA_ar\UtilityApplication.exe
O4 - Startup: Registration Assassin's Creed.LNK = C:\Program Files (x86)\Ubisoft\Assassin's Creed\Register\RegistrationReminder.exe
O4 - Startup: Update Tool Notifier.exe
O4 - Global Startup: Belkin USB Wireless Adaptor Utility.lnk = C:\Program Files (x86)\Belkin\F7D4101\V1\PBN.exe
O8 - Extra context menu item: Add to Anti-Banner - C:\Program Files (x86)\Kaspersky Lab\Kaspersky Internet Security 2010\ie_banner_deny.htm
O9 - Extra button: Blog This - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: &Blog This in Windows Live Writer - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra button: &Virtual keyboard - {4248FE82-7FCB-46AC-B270-339F08212110} - C:\Program Files (x86)\Kaspersky Lab\Kaspersky Internet Security 2010\klwtbbho.dll
O9 - Extra button: URLs c&heck - {CCF151D8-D089-449F-A5A4-D9909053F20F} - C:\Program Files (x86)\Kaspersky Lab\Kaspersky Internet Security 2010\klwtbbho.dll
O20 - AppInit_DLLs: C:\PROGRA~2\SHAREA~1\MediaBar\Datamngr\datamngr.dll C:\PROGRA~2\SHAREA~1\MediaBar\Datamngr\IEBHO.dll C:\PROGRA~2\KASPER~1\KASPER~1\mzvkbd3.dll C:\PROGRA~2\KASPER~1\KASPER~1\sbhook.dll
O23 - Service: Adobe Acrobat Update Service (AdobeARMservice) - Adobe Systems Incorporated - C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\armsvc.exe
O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing)
O23 - Service: AMD External Events Utility - Unknown owner - C:\Windows\system32\atiesrxx.exe (file missing)
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Program Files (x86)\Common Files\Apple\Mobile Device Support\AppleMobileDeviceService.exe
O23 - Service: Kaspersky Internet Security (AVP) - Kaspersky Lab - C:\Program Files (x86)\Kaspersky Lab\Kaspersky Internet Security 2010\avp.exe
O23 - Service: Bonjour Service - Apple Inc. - C:\Program Files (x86)\Bonjour\mDNSResponder.exe
O23 - Service: @%SystemRoot%\system32\efssvc.dll,-100 (EFS) - Unknown owner - C:\Windows\System32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\fxsresm.dll,-118 (Fax) - Unknown owner - C:\Windows\system32\fxssvc.exe (file missing)
O23 - Service: Google Update Service (gupdate) (gupdate) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: Google Update Service (gupdatem) (gupdatem) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Intel(R) Management and Security Application Local Management Service (LMS) - Intel Corporation - C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\LMS\LMS.exe
O23 - Service: MBAMService - Malwarebytes Corporation - C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamservice.exe
O23 - Service: @comres.dll,-2797 (MSDTC) - Unknown owner - C:\Windows\System32\msdtc.exe (file missing)
O23 - Service: @%SystemRoot%\System32\netlogon.dll,-102 (Netlogon) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\psbase.dll,-300 (ProtectedStorage) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\Locator.exe,-2 (RpcLocator) - Unknown owner - C:\Windows\system32\locator.exe (file missing)
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\snmptrap.exe,-3 (SNMPTRAP) - Unknown owner - C:\Windows\System32\snmptrap.exe (file missing)
O23 - Service: @%systemroot%\system32\spoolsv.exe,-1 (Spooler) - Unknown owner - C:\Windows\System32\spoolsv.exe (file missing)
O23 - Service: @%SystemRoot%\system32\sppsvc.exe,-101 (sppsvc) - Unknown owner - C:\Windows\system32\sppsvc.exe (file missing)
O23 - Service: Steam Client Service - Valve Corporation - C:\Program Files (x86)\Common Files\Steam\SteamService.exe
O23 - Service: Adobe SwitchBoard (SwitchBoard) - Adobe Systems Incorporated - C:\Program Files (x86)\Common Files\Adobe\SwitchBoard\SwitchBoard.exe
O23 - Service: TabletServiceWacom - Unknown owner - C:\Windows\system32\Wacom_Tablet.exe (file missing)
O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing)
O23 - Service: Intel(R) Management and Security Application User Notification Service (UNS) - Intel Corporation - C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\UNS\UNS.exe
O23 - Service: @%SystemRoot%\system32\vaultsvc.dll,-1003 (VaultSvc) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: @%systemroot%\system32\vssvc.exe,-102 (VSS) - Unknown owner - C:\Windows\system32\vssvc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\Wat\WatUX.exe,-601 (WatAdminSvc) - Unknown owner - C:\Windows\system32\Wat\WatAdminSvc.exe (file missing)
O23 - Service: @%systemroot%\system32\wbengine.exe,-104 (wbengine) - Unknown owner - C:\Windows\system32\wbengine.exe (file missing)
O23 - Service: Belkin WLAN service (WLANBelkinService) - Unknown owner - C:\Program Files (x86)\Belkin\F7D4101\V1\wlansrv.exe
O23 - Service: @%Systemroot%\system32\wbem\wmiapsrv.exe,-110 (wmiApSrv) - Unknown owner - C:\Windows\system32\wbem\WmiApSrv.exe (file missing)
O23 - Service: @%PROGRAMFILES%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - C:\Program Files (x86)\Windows Media Player\wmpnetwk.exe (file missing)
O23 - Service: Yahoo! Updater (YahooAUService) - Yahoo! Inc. - C:\Program Files (x86)\Yahoo!\SoftwareUpdate\YahooAUService.exe
--
End of file - 11627 bytes