An analysis of your HJT log shows the following problems :
Platform: Windows XP SP2 (WinNT 5.01.2600)
A newer version of service pack is available. Service packs increase the safety of your system. Visit Microsoft’s windowsupdate site to download the newest version of the service pack.
It seems that you don’t use an anti-virus scanner or your scanner is not active. Only an anti-virus scanner can protect you against new viruses.
We didn’t detect any active process of a firewall on your system. Reasons maybe:
(1.) You are using the windows firewall or a hardware firewall.
(2.) You are using a firewall of an unknown vendor.
(3.) You are using a firewall, but for unknown reasons it is disabled
(4.) You don’t use any firewall at all.
We recommend you to use a firewall.
C:\Program Files\BILSYNCCHAT\bin\tgsrvc.exe
Entry rated questionable by HJT. It is a Repair Service belonging to SupportSoft Repair Service.
http://www.file.net/process/tgsrvc.exe.html
It does not need to be running at startup.
http://www.backgroundtask.eu/Systeemtaken/Taakinfo.php?ID=18374
C:\Program Files\Internet Explorer\iexplorer.exe
BAD entry that must be fixed!
http://www.file.net/process/iexplorer.exe.html
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
Unnecessary (deactivated) entry that can be fixed - Yahoo Companion.
O2 - BHO: (no name) - {80454064-54FC-49E4-AEAC-40E1E5B529C3} - (no file)
Unknown application. Unnecessary (deactivated) entry that can be fixed.
O2 - BHO: Loader Class - {F880A4A8-C436-4AC4-AFD1-AA0BDC9552DD} - (no file)
Unnecessary (deactivated) entry that can be fixed. FindeXer.dll - FindeXer, hxxp://tomseffect.com Explorer Bar
O4 - HKCU..\Run: [SystemManger] C:\Program Files\Internet Explorer\iexplorer.exe
BAD entry that must be fixed!
http://www.file.net/process/iexplorer.exe.html
O4 - Startup: taksman.exe
BAD entry that must be fixed. Associated Malware Groups - Worm, System Back Door, Cloaked Malware
http://www.prevx.com/filenames/X43346932334173324-1559271512/TAKSMAN.EXE.html
http://www.threatexpert.com/files/taksman.exe.html
O4 - Startup: taskmgr.exe
Questionable entry. Why is Task Manager running at startup?
O23 - Service: SupportSoft Repair Service (bilsyncchat) (tgsrvc_bilsyncchat) - SupportSoft, Inc. - C:\Program Files\BILSYNCCHAT\bin\tgsrvc.exe
Entry rated questionable by HJT. It is a Repair Service belonging to SupportSoft Repair Service.
http://www.file.net/process/tgsrvc.exe.html
It does not need to be running at startup.
http://www.backgroundtask.eu/Systeemtaken/Taakinfo.php?ID=18374
Overview of running tasks:
smss.exe
System task
Session Manager Subsystem
winlogon.exe
System task
Microsoft Windows Logon Process
services.exe
System task
Windows Service Controller
lsass.exe
System task
Local Security Authority Service
svchost.exe
System task
Microsoft Service Host Process
svchost.exe
System task
Microsoft Service Host Process
btwdins.exe
System task
Microsoft Bluetooth Service
wltrysvc.exe
Application
Broadcom Corporation Wireless Network Tray Applet
bcmwltry.exe
Driver
bcmwltry
spoolsv.exe
System task
Microsoft Printer Spooler Service
agrsmsvc.exe
Driver
Modem Service
cisvc.exe
System task
Microsoft Index Service Helper
ekrn.exe
Virusscan
ESET_Smart_Security
PnkBstrA.exe
Suspicious task
pnkbstra.exe
sprtsvc.exe
Backgroundtask
SupportSoft Agent Service
svchost.exe
System task
Microsoft Service Host Process
tgsrvc.exe
Backgroundtask
Repair Service
wscntfy.exe
System task
Microsoft Windows Security Center
Explorer.EXE
System task
Microsoft Windows Explorer
egui.exe
Virusscan
NeExtender GUI client
ctfmon.exe
System task
Alternative User Input Services
GoogleToolbarNotifier.exe
Backgroundtask
GoogleToolbarNotifier
TeaTimer.exe
Application
Spybot S&D Realtime Scanner
svchost.exe
System task
Microsoft Service Host Process
Policies.exe
Unknown task
Unknown task
firefox.exe
Application
Mozilla Firefox
cidaemon.exe
System task
Microsoft Indexing Service
iexplorer.exe
Adware
AdClicker parasite
NOTEPAD.EXE
Application
Windows Notepad
NOTEPAD.EXE
Application
Windows Notepad
HijackThis.exe
Application
Merijn Hijackthis
2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
Unknown task
Unknown task
AcroIEHelper.dll
Backgroundtask
Adobe Acrobat Reader Helper
KeyScramblerIE.dll
Unknown task
Unknown task
SDHelper.dll
Unknown task
Unknown task
GRA8E1~1.DLL
Unknown task
Unknown task
ssv.dll
Driver
Java Module
2 - BHO: (no name) - {80454064-54FC-49E4-AEAC-40E1E5B529C3} - (no file)
Unknown task
Unknown task
GoogleToolbar.dll
Unknown task
Unknown task
swg.dll
Backgroundtask
Browser Helper Object
fastsearch_219B3E1547538286.dll
Unknown task
Unknown task
2 - BHO: Loader Class - {F880A4A8-C436-4AC4-AFD1-AA0BDC9552DD} - (no file)
Unknown task
Unknown task
GoogleToolbar.dll
Unknown task
Unknown task
"
Unknown task
Unknown task
" /hide /waitservice
Unknown task
Unknown task
"
Unknown task
Unknown task
ctfmon.exe
System task
Alternative User Input Services
GoogleToolbarNotifier.exe
Backgroundtask
GoogleToolbarNotifier
TeaTimer.exe
Application
Spybot S&D Realtime Scanner
iexplorer.exe
Adware
AdClicker parasite
4 - Startup: taksman.exe
Unknown task
Unknown task
4 - Startup: taskmgr.exe
Unknown task
Unknown task
GPhotos.scr/200
Unknown task
Unknown task
EXCEL.EXE/3000
Suspicious task
EXCEL.EXE/3000
btsendto_ie_ctx.htm
Unknown task
Unknown task
ssv.dll
Driver
Java Module
ssv.dll
Driver
Java Module
ONBttnIE.dll
Unknown task
Unknown task
ONBttnIE.dll
Unknown task
Unknown task
KeyScramblerIE.dll
Unknown task
Unknown task
KeyScramblerIE.dll
Unknown task
Unknown task
REFIEBAR.DLL
Application
Microsoft Office Research Assistant Module
btsendto_ie.htm
Unknown task
Unknown task
btsendto_ie.htm
Unknown task
Unknown task
SDHelper.dll
Unknown task
Unknown task
SDHelper.dll
Unknown task
Unknown task
msmsgs.exe
Application
MSN Messenger
msmsgs.exe
Application
MSN Messenger
nwprovau.dll
Backgroundtask
nwprovau.dll
16 - DPF: {01113300-3E00-11D2-8470-0060089874ED} (Support.com Configuration Class) - http://nxpchat.airtelbroadband.in/sdccommon/download/tgctlcm.cab
Unknown task
Unknown task
Yinsthelper.dll
Unknown task
Unknown task
GR99D3~1.DLL
Unknown task
Unknown task
SASWINLO.DLL
Unknown task
Unknown task
agrsmsvc.exe
Driver
Modem Service
btwdins.exe
System task
Microsoft Bluetooth Service
EHttpSrv.exe
Unknown task
Unknown task
ekrn.exe
Virusscan
ESET_Smart_Security
GoogleUpdaterService.exe
Backgroundtask
Service Component
PnkBstrA.exe
Suspicious task
pnkbstra.exe
pctsAuxs.exe (file missing)
Unknown task
Unknown task
pctsSvc.exe (file missing)
Unknown task
Unknown task
sprtsvc.exe
Backgroundtask
SupportSoft Agent Service
ssrc.exe
Unknown task
Unknown task
tgsrvc.exe
Backgroundtask
Repair Service
wltrysvc.exe
Application
Broadcom Corporation Wireless Network Tray Applet
Your computer seems to have remains of more than one av scanner.