【回复“weihenry”的帖子】

建议卸载“天下搜索”。
清空IE临时文件,暂时关闭系统还原。重新启动至安全模式,关闭所有不必要的窗口,使用HijackThis扫描后修复(在需要修复的项目前面打对勾,然后按“Fix checked”或“修复”,修复前会询问您是否需要备份,请选择“Yes”或“是”):
R3 - URLSearchHook: (no name) - {982CB676-38F0-4D9A-BB72-D9371ABE876E} - (no file)
R3 - URLSearchHook: (no name) - {BAB1AC41-6FF7-4F2E-A04E-5C592CCFEA7D} - (no file)
F2 - REG:system.ini: Shell=Explorer.exe C:\WINNT\system32\winhelp\smss.exe
O1 - Hosts: 128.200.59.170 www.symantec.com
O1 - Hosts: 128.200.59.170 symantec.com
O1 - Hosts: 120.153.250.219 securityresponse.symantec.com
O1 - Hosts: 120.153.250.219 symantecstore.com
O1 - Hosts: 120.153.250.219 www.symantecstore.com
O1 - Hosts: 120.153.250.219 service1.symantec.com
O1 - Hosts: 77.248.224.17 sarc.com
O1 - Hosts: 77.248.224.17 www.sarc.com
O1 - Hosts: 77.248.224.17 www.sophos.com
O1 - Hosts: 34.88.199.69 sophos.com
O1 - Hosts: 34.88.199.69 www.mcafee.com
O1 - Hosts: 34.88.199.69 mcafee.com
O1 - Hosts: 26.41.135.118 customer.symantec.com
O1 - Hosts: 26.41.135.118 liveupdate.symantec.com
O1 - Hosts: 26.41.135.118 liveupdate.symantecliveupdate.com
O1 - Hosts: 26.41.135.118 www.viruslist.com
O1 - Hosts: 111.136.236.170 viruslist.com
O1 - Hosts: 111.136.236.170 f-secure.com
O1 - Hosts: 111.136.236.170 www.f-secure.com
O1 - Hosts: 111.136.236.170 f-prot.com
O1 - Hosts: 102.90.45.219 www.f-prot.com
O1 - Hosts: 102.90.45.219 kaspersky.com
O1 - Hosts: 102.90.45.219 kaspersky-labs.com
O1 - Hosts: 102.90.45.219 www.avp.com
O1 - Hosts: 59.57.147.16 avp.com
O1 - Hosts: 59.57.147.16 www.kaspersky.com
O1 - Hosts: 59.57.147.16 www.networkassociates.com
O1 - Hosts: 59.57.147.16 networkassociates.com
O1 - Hosts: 16.152.121.69 www.ca.com
O1 - Hosts: 16.152.121.69 www3.ca.com
O1 - Hosts: 16.152.121.69 ca.com
O1 - Hosts: 16.152.121.69 mast.mcafee.com
O1 - Hosts: 8.106.57.118 my-etrust.com
O1 - Hosts: 8.106.57.118 www.my-etrust.com
O1 - Hosts: 8.106.57.118 dispatch.mcafee.com
O1 - Hosts: 8.106.57.118 secure.nai.com
O1 - Hosts: 220.200.32.170 nai.com
O1 - Hosts: 220.200.32.170 www.nai.com
O1 - Hosts: 220.200.32.170 vil.nai.com
O1 - Hosts: 220.200.32.170 update.symantec.com
O1 - Hosts: 50.40.6.222 updates.symantec.com
O1 - Hosts: 50.40.6.222 us.mcafee.com
O1 - Hosts: 50.40.6.222 mcafee.net
O1 - Hosts: 50.40.6.222 rads.mcafee.com
O1 - Hosts: 42.249.198.16 download.mcafee.com
O1 - Hosts: 42.249.198.16 trendmicro.com
O1 - Hosts: 42.249.198.16 www.trendmicro.com
O1 - Hosts: 42.249.198.16 housecall.trendmicro.com
O1 - Hosts: 254.88.44.68 pandasoftware.com
O1 - Hosts: 254.88.44.68 www.pandasoftware.com
O1 - Hosts: 254.88.44.68 www.trendmicro.com
O1 - Hosts: 254.88.44.68 free.grisoft.com
O1 - Hosts: 245.42.108.117 www.grisoft.com
O1 - Hosts: 245.42.108.117 grisoft.com
O1 - Hosts: 245.42.108.117 clamav.net
O1 - Hosts: 245.42.108.117 www.clamav.net
O1 - Hosts: 202.137.210.41 free-av.com
O1 - Hosts: 202.137.210.41 www.free-av.com
O1 - Hosts: 202.137.210.41 www.avast.com
O1 - Hosts: 202.137.210.41 avast.com
O1 - Hosts: 160.105.184.94 cert.org
O1 - Hosts: 160.105.184.94 www.cert.org
O1 - Hosts: 160.105.184.94 www.microsoft.com
O1 - Hosts: 160.105.184.94 microsoft.com
O1 - Hosts: 151.185.120.143 www.virustotal.com
O1 - Hosts: 151.185.120.143 virustotal.com
O1 - Hosts: 151.185.120.143 www.teamanti-virus.org
O1 - Hosts: 236.153.95.195 teamanti-virus.org
O1 - Hosts: 236.153.95.195 www.drsolomon.com
O1 - Hosts: 236.153.95.195 drsolomon.com
O1 - Hosts: 236.153.95.195 www.virusbtn.com
O1 - Hosts: 193.248.69.247 virusbtn.com
O1 - Hosts: 193.248.69.247 update.microsoft.com
O1 - Hosts: 193.248.69.247 windowsupdate.microsoft.com
O1 - Hosts: 185.201.5.41 www.avgbulgaria.com
O1 - Hosts: 185.201.5.41 avgbulgaria.com
O1 - Hosts: 185.201.5.41 www.vet.com.au
O1 - Hosts: 185.201.5.41 vet.com.au
O1 - Hosts: 142.41.107.93 antivirus.about.com
O1 - Hosts: 142.41.107.93 www.avg-antivirus.net
O1 - Hosts: 134.249.171.142 avg-antivirus.net
O1 - Hosts: 134.249.171.142 nod32.com
O1 - Hosts: 134.249.171.142 www.nod32.com
O1 - Hosts: 134.249.171.142 virus-radar.com
O1 - Hosts: 91.89.17.195 www.virus-radar.com
O1 - Hosts: 91.89.17.195 bitdefender.com
O1 - Hosts: 91.89.17.195 www.bitdefender.com
O1 - Hosts: 91.89.17.195 www.freebyte.com
O1 - Hosts: 176.57.247.247 freebyte.com
O1 - Hosts: 176.57.247.247 www.zonelabs.com
O1 - Hosts: 176.57.247.247 zonelabs.com
O1 - Hosts: 176.57.247.247 download.zonelabs.com
O1 - Hosts: 167.138.183.41 smb.sygate.com
O1 - Hosts: 167.138.183.41 www.agnitum.com
O1 - Hosts: 167.138.183.41 agnitum.com
O1 - Hosts: 167.138.183.41 kasperskyusa.com
O1 - Hosts: 124.105.158.93 www.kasperskyusa.com
O1 - Hosts: 124.105.158.93 www.kaspersky.com.au
O1 - Hosts: 124.105.158.93 kaspersky.com.au
O1 - Hosts: 124.105.158.93 www.kaspersky.co.uk
O1 - Hosts: 81.200.132.145 kaspersky.co.uk
O2 - BHO: IEHlprObj Class - {CE7C3CF0-4B15-11D1-ABED-709549C10000} - C:\WINNT\system32\drivers\inf\bands.dll
O4 - 启动项HKLM\\Run: [Intrenat] C:\WINNT\intrenat.exe
O4 - HKCU\..\Run: [PK Guard 32] C:\WINNT\system32\winhelp\smss.exe
O4 - 启动项HKCU\\RunServices: [PK Guard 32] C:\WINNT\system32\winhelp\smss.exe
O17 - HKLM\System\CCS\Services\Tcpip\Parameters: Domain = atc.com
O17 - HKLM\System\CCS\Services\Tcpip\..\{8112118A-F51A-44C5-B448-C9151EA6D74B}: NameServer = 192.168.1.28,202.96.134.133,202.96.128.68,202.96.154.15,202.96.154.6
O17 - HKLM\System\CS1\Services\Tcpip\Parameters: Domain = atc.com
O17 - HKLM\System\CS2\Services\Tcpip\Parameters: Domain = atc.com
重新启动计算机,显示隐藏文件和系统文件,删除(如果存在的话):
C:\WINNT\system32\winhelp文件夹
C:\WINNT\intrenat.exe
C:\WINNT\system32\drivers\inf文件夹
待修复完成,如果问题依旧,请继续跟帖说明情况。
以上建议仅供参考,如果您认识其中的一些设置抑或是您的手动设置,就不必执行。