Had Virus and Malware, can't open firefox or IE8

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  1. Posts : 9
    Windows 7 Home Premium 32bit.
       #1

    Had Virus and Malware, can't open firefox or IE8


    Im running windows 7 home premium, I somehow got some malware, I ran malwarebytes and cleaned the system. However now I can't open Firefox or IE8 at all in normal mode. If I am in safe mode they both work fine. All my browser settings are correct, I did some research and it sounds like my local host might be hijacked. Can anyone tell me how to check that or any suggestions would be appreciated.
      My Computer


  2. Posts : 2,303
    Windows 7 & Windows Vista Ultimate
       #2

    Try restoring your Proxy settings as it is likely they were modified by the malware. To do this:

    In Internet Explorer: Tools Menu -> Internet Options -> Connections Tab ->Lan Settings > uncheck "use a proxy server" and check to "Automatically detect settings".

    In Firefox: Tools Menu -> Options... -> Advanced Tab -> Select "Settings" under Connection. Select "Use system proxy settings".
      My Computer


  3. Posts : 9
    Windows 7 Home Premium 32bit.
    Thread Starter
       #3

    Im in safe mode right now posting this. My settings are correct in normal mode and still won't connect with firefox or IE8. Could it be my local hosts is the problem. I tried C:windows\system32\drivers\etc\hosts and it dooesn't recognize command. Is this different in windows 7?
      My Computer


  4. Posts : 2,303
    Windows 7 & Windows Vista Ultimate
       #4

    Yes, in Windows 7 it is necessary to first click on Start, type in Notepad and then right-click on Notepad and choose Run as Administrator. Then you can open C:windows\system32\drivers\etc\hosts in Notepad.

    (My preference is to edit the HOSTS file with WinPatrol (example here.)
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  5. Posts : 8,608
    Windows 7 Ultimate 32bit SP1
       #5

    Let's see if this gets you sorted.....
    Copy and paste these lines in Note pad.

    @Echo on
    pushd\windows\system32\drivers\etc
    attrib -h -s -r hosts
    echo 127.0.0.1 localhost>HOSTS
    attrib +r +h +s hosts
    popd
    ipconfig /release
    ipconfig /renew
    ipconfig /flushdns
    netsh winsock reset all
    netsh int ip reset all
    shutdown -r -t 1
    del %0


    Save as flush.bat to your desktop. Right click and run as Administrator. Your computer will reboot itself.
      My Computer


  6. Posts : 9
    Windows 7 Home Premium 32bit.
    Thread Starter
       #6

    I tried that last night, still didn't help. Any other suggestions would be appreciated. thanx
      My Computer


  7. Posts : 8,608
    Windows 7 Ultimate 32bit SP1
       #7

    What anti-virus and firewall are you using?
      My Computer


  8. Posts : 9
    Windows 7 Home Premium 32bit.
    Thread Starter
       #8

    Century Link which is f-secure through my DSL phone carrier, used to be Embarq. Just the windows7 Firewall, also firewall on my WPA secured Linksys wireless router. I had my IT guy at work look at it today and he did all kinds of commands, just trying to look deeper than I know how to, it kept denying permission, there is only one user which is me as administrator. He said it doesn't look good, but he is going to work on it. He is good, no bs, gonna dig a little deeper. He is an XP pro, not a lot of experience with 7. My dumba** didn't make a backup or recovery disc when I upgraded to 7, its my fault. I really appreciate your efforts and any help will be very appreciated. Thank You a bunch.....MV
      My Computer


  9. Posts : 826
    Windows 7 Professional 64 Bit SP1
       #9

    Connect? So the browsers do open up, but they don't receive Internet access? Is it just the web browsers acting up or are other programs affected too?

    Have you tried the sfc /scannow command, I have to do that all the time on XP machines that lose Internet access, it always gets them back online (replaces damaged/removed core networking files etc.)

    Or if your system files are fine, perhaps there is a policy in place targeting your web browsers. You could test that theory out by renaming the firefox.exe to say firef.exe, loading it and trying to browse?

    Your latest post mentions denied permissions, it sounds like the virus/malware worked your computer over.

    dysertmv said:
    My settings are correct in normal mode and still won't connect with firefox or IE8. Could it be my local hosts is the problem. I tried C:windows\system32\drivers\etc\hosts and it dooesn't recognize command. Is this different in windows 7?
      My Computer


  10. Posts : 7,781
    Win 7 32 Home Premium, Win 7 64 Pro, Win 8.1, Win 10
       #10

    If your browsers open but just don't connect, have you tried the Network Troubleshooter?

    Using the Network troubleshooter in Windows 7
      My Computer


 
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