Moved to the Virus forum, all hijackthis logs are to be posted in this forum
Also, please post all replies in this same thread, don't start a new one :)
Go to Add/Remove Programs in your Control Panel and remove (if found):
WeatherBug
Scan with HJT and have it fix the following entries:
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://us4.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://srch-us4.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://srch-us4.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://srch-us4.hpwis.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://us4.hpwis.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://us4.hpwis.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://srch-us4.hpwis.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://srch-us4.hpwis.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://srch-us4.hpwis.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://us4.hpwis.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://srch-us4.hpwis.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = http://srch-us4.hpwis.com/
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
O4 - HKCU\..\Run: [Weather] C:\PROGRA~1\AWS\WEATHE~1\Weather.exe 1
O9 - Extra button: MktBrowser - {17A27031-71FC-11d4-815C-005004D0F1FA} - C:\Program Files\MarketBrowser\lmt\MarketBrowser_Launch.xpy
O9 - Extra 'Tools' menuitem: MarketBrowser - {17A27031-71FC-11d4-815C-005004D0F1FA} - C:\Program Files\MarketBrowser\lmt\MarketBrowser_Launch.xpy
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra button: WeatherBug - {AF6CABAB-61F9-4f12-A198-B7D41EF1CB52} - C:\PROGRA~1\AWS\WEATHE~1\Weather.exe (HKCU)
O16 - DPF: {2B96D5CC-C5B5-49A5-A69D-CC0A30F9028C} (MiniBugTransporterX Class) - http://wdownload.weatherbug.com/min...ransporter.cab?
Reboot into Safe Mode
Search for WeatherBug and Weather.exe and delete all instances found
Go to:
C:\Program Files and delete the MarketBrowser folder
C:\WINDOWS\web and delete related.htm
Reboot normally
Download the Hoster from here:
http://members.aol.com/toadbee/hoster.zip
Run Hoster and press Restore Original Hosts, OK, and Exit Program
Reboot
Close all windows, scan with HJT, and post a new log please.