Author Topic: Win32.ZAccess-PB  (Read 3870 times)

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psuch

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Win32.ZAccess-PB
« on: April 07, 2013, 04:26:48 AM »
Hi

I have a message popping up verey few minutes saying services.exe is infected, none of the guides I foun on the internet helped.
Downloading combofix right now. What can I do next?

Thanks

Offline mikaelrask

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Re: Win32.ZAccess-PB
« Reply #1 on: April 07, 2013, 08:51:44 AM »
hey and welcome to the avast forum i suggest you follow this guide and attach your logs.

http://forum.avast.com/index.php?topic=53253.0

a malware expert will guide you from there when you have the log attached.
Windows 8.1 amd a10-5700 64 bit
12 GB ram 1 tb hard drive. Avast 18, MBAM

psuch

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Re: Win32.ZAccess-PB
« Reply #2 on: April 07, 2013, 09:43:28 PM »
Thanks Mik  ;)

I did follow the instructions you pointed me out, but i did run combofix before you answered me, did I jeopardize the process?
Anyway, I run MBAM folowed by OTL ask the instructions. See atached the log files, including the combofix log I run before hand.
Thanks

Offline essexboy

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Re: Win32.ZAccess-PB
« Reply #3 on: April 07, 2013, 09:48:17 PM »
It looks to have got it all .. Are you experiencing any problems

psuch

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Re: Win32.ZAccess-PB
« Reply #4 on: April 07, 2013, 09:57:11 PM »
Not really, but aswMBR toll came back with two "infected" files.

Offline essexboy

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Re: Win32.ZAccess-PB
« Reply #5 on: April 07, 2013, 10:00:23 PM »
Lets use OTL to remove them

Warning This fix is only relevant for this system and no other, using on another computer may cause problems

Be advised that when the fix commences it will shut down all running processes and you may lose the desktop and icons, they will return on reboot

Run OTL
  • Under the Custom Scans/Fixes box at the bottom, paste in the following


Code: [Select]
:Files
C:\Windows\assembly\GAC_32\Desktop.ini
C:\Windows\assembly\GAC_64\Desktop.ini

:Commands
[resethosts]
[emptytemp]
[CREATERESTOREPOINT]
[Reboot]
  • Then click the Run Fix button at the top
  • Let the program run unhindered, reboot the PC when it is done
  • Open OTL again and click the Quick Scan button. Post the log it produces in your next reply.

psuch

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Re: Win32.ZAccess-PB
« Reply #6 on: April 07, 2013, 10:34:33 PM »
Thanks. OTL run again, here is the log !

Offline essexboy

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Re: Win32.ZAccess-PB
« Reply #7 on: April 07, 2013, 10:39:18 PM »
Sneaky little bugger recreated the folders before I killed the ini files

Warning This fix is only relevant for this system and no other, using on another computer may cause problems

Be advised that when the fix commences it will shut down all running processes and you may lose the desktop and icons, they will return on reboot

Run OTL
  • Under the Custom Scans/Fixes box at the bottom, paste in the following


Code: [Select]
:Files
C:\Windows\Installer\{6c675222-d47e-46dd-277a-f57dfa50a241}
  • Then click the Run Fix button at the top
     

psuch

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Re: Win32.ZAccess-PB
« Reply #8 on: April 07, 2013, 10:43:18 PM »
Done. Is everything ok now, or do you want me to run anymore scans?

Offline essexboy

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Re: Win32.ZAccess-PB
« Reply #9 on: April 07, 2013, 10:47:02 PM »
Is the computer behaving OK now ?

psuch

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Re: Win32.ZAccess-PB
« Reply #10 on: April 07, 2013, 10:48:10 PM »
Yes, Nice and smooth !

Offline essexboy

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Re: Win32.ZAccess-PB
« Reply #11 on: April 07, 2013, 10:59:08 PM »
Subject to no further problems   :)

I will remove my tools now and give some recommendations, but, I would like you to run for 24 hours or so and come back if you have any problems 

Now the best part of the day ----- Your log now appears clean  :thumbsup:

A good workman always cleans up after himself so..The following will implement some cleanup procedures as well as reset  System Restore points:

Remove ComboFix
  • Hold down the Windows key + R on your keyboard. This will display the Run dialogue box
  • In the Run box, type in ComboFix /Uninstall
     (Notice the space between the "x" and "/")
    then click OK



  • Follow the prompts on the screen
  • A message should appear confirming that ComboFix was uninstalled
Run OTL and hit the cleanup button.  It will remove all the programmes we have used plus itself. 

Clear Restore Points

Go Start > All Programmes > Accessories > System tools
Right click Disc Cleanup and select run as administrator
When it pops up at the first prompt select OK after it has done some calculations the tabs will appear
Select More Options tab
Press Sytem Restore and Shadow Copies Cleanup button



: Keep Java Updated :

WARNING: Java is the #1 exploited program at this time. The Department of Homeland Security recommends that computer users disable Java
See this article and this article.
I would recommend that you completely uninstall Java unless you need it to run an important software.
In that instance I would recommend that you disable Java in your browsers until you need it for that software and then enable it. (See How to diasble Java in your web browser and How to unplug Java from the browser)

Now that you are clean, to help protect your computer in the future I recommend that you get the following free programmes:

Malwarebytes.

Update and run weekly to keep your system clean

Download and install FileHippo update checker and run it monthly it will show you which programmes on your system need updating and give a download link

If you use on-line banking then as an added layer of protection install Trusteer Rapport

It is critical to have both a firewall and anti virus to protect your system and to keep them updated. To keep your operating system up to date visit To learn more about how to protect yourself while on the internet read our little guide  How did I get infected in the first place ?Keep safe  :wave:

psuch

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Re: Win32.ZAccess-PB
« Reply #12 on: April 07, 2013, 11:01:12 PM »
Thank you very much for your time essexboy !

Offline essexboy

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Re: Win32.ZAccess-PB
« Reply #13 on: April 07, 2013, 11:12:33 PM »
My pleasure, that was easy  ;D