Hi bultoki, welcome to DaniWeb :D
Scan with hijackthis and have it fix the following entries:
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = javascript:window.close()
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost;
O2 - BHO: (no name) - {4FA1766B-07EE-5651-C8D7-FCBCE42A8EE5} - C:\WINDOWS\apiva.dll (file missing)
O3 - Toolbar: (no name) - {B2847E28-5D7D-4DEB-8B67-05D28BCF79F5} - (no file)
O3 - Toolbar: (no name) - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - (no file)
O9 - Extra button: (no name) - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - (no file)
Have hijackthis fix any of these O15 entries that you did not put in your Trusted Zone yourself --
O15 - Trusted Zone: *.awmdabest.com
O15 - Trusted Zone: *.frame.crazywinnings.com
O15 - Trusted Zone: http://www.neededware.com
O15 - Trusted IP range: 206.161.125.149
O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab
O16 - DPF: {1239CC52-59EF-4DFA-8C61-90FFA846DF7E} (Musicnotes Viewer) - http://www.musicnotes.com/download/mnviewer.cab
O16 - DPF: {2917297F-F02B-4B9D-81DF-494B6333150B} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/MineSweeper.cab
O16 - DPF: {41F17733-B041-4099-A042-B518BB6A408C} - http://a1540.g.akamai.net/7/1540/52...meInstaller.exe
O16 - DPF: {65E7DB1D-0101-4100-BD66-C5C78C917F93} - http://install.wildtangent.com/bgn/...lim/install.cab
O16 - DPF: {665585FD-2068-4C5E-A6D3-53AC3270ECD4} (FileSharingCtrl Class) - http://appdirectory.messenger.msn.c...sharingctrl.cab
O16 - DPF: {66B30EA0-C033-4D4B-9F90-EA0AF07363AF} (BugsMediaPlayer Control) - http://so.bugs.co.kr/BugsOggPlay_6.CAB
O16 - DPF: {8AD9C840-044E-11D1-B3E9-00805F499D93} (Java Runtime Environment 1.4.1_04) - http://online.ccsd.k12.co.us:8011/w...e-1_4_1-win.exe
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binar...StatsClient.cab
O16 - DPF: {AE1C01E3-0283-11D3-9B3F-00C04F8EF466} (HeartbeatCtl Class) - http://fdl.msn.com/zone/datafiles/heartbeat.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/M...pDownloader.cab
O16 - DPF: {D6FCA8ED-4715-43DE-9BD2-2789778A5B09} - http://guard.gunbound.net/nProtect/keyCrypt/npkcx.cab
O16 - DPF: {DF6A0F17-0B1E-11D4-829D-00C04F6843FE} (Microsoft Office Tools on the Web Control) - http://dgl.microsoft.com/downloads/outc.cab
O16 - DPF: {DF780F87-FF2B-4DF8-92D0-73DB16A1543A} (PopCapLoader Object) - http://www.shockwave.com/content/zu...aploader_v5.cab
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) - http://messenger.zone.msn.com/binar...ireShowdown.cab
O16 - DPF: {FF0C042C-98E9-4C36-B2EC-E21FDFDCEF75} - http://download.redswoosh.net/Installer/113/rssoft.cab
O20 - Winlogon Notify: Gunbotv7 - Gunbotv7.dll (file missing)
Close any open windows, other then hijackthis, before hitting Fix checked.
Go to C:\WINDOWS and delete apiva.dll
Do a search for neededware and delete any entries found.
Empty your Recycle Bin and reboot.
Close any open browser windows, scan with hijackthis, and post a new log please.