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View Full Version : Manual Removal Guide for Win32.NrgBot.rtk



Friday
2012-02-01, 14:07
The following instructions have been created to help you to get rid of "Win32.NrgBot.rtk" manually.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.

If this guide was helpful to you, please consider donating towards this site (http://www.safer-networking.org/index.php?page=donate).

Threat Details:

Categories:
trojan
rootkit

Description:
Win32.NrgBot.rtk pretends to be a file related to Facebook videos. Once executed it uses rootkit functions to hide itself and connects to its malicious servers in background. It also downloads a custom host file which can be used to redirect banking sites to malicious sites.
Removal Instructions:

Files:

Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.

Hosts:

The host file is a local address book for Internet pages. It is sometimes used by malware to block certain domains, or to silently redirect them.
Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) or RunAlyzer (http://www.safer-networking.org/index.php?page=runalyzer) will show its content to you; you can also us a text editor to locate and edit the file "hosts" (most likely in C:\Windows\System32\drivers\etc\).

Check the hosts file entry for the domain "bancochile.cl".
Check the hosts file entry for the domain "bbvabancocontinental.com.pe".
Check the hosts file entry for the domain "bbvabancocontinental.com".
Check the hosts file entry for the domain "bn.com.pe".
Check the hosts file entry for the domain "bn.com".
Check the hosts file entry for the domain "viabcp.com.pe".
Check the hosts file entry for the domain "viabcp.com".
Check the hosts file entry for the domain "ww2.bancochile.cl".
Check the hosts file entry for the domain "ww3.bancochile.cl".
Check the hosts file entry for the domain "www.bancochile.cl".
Check the hosts file entry for the domain "www.bbvabancocontinental.com.pe".
Check the hosts file entry for the domain "www.bbvabancocontinental.com".
Check the hosts file entry for the domain "www.bn.com.pe".
Check the hosts file entry for the domain "www.bn.com".
Check the hosts file entry for the domain "www.viabcp.com.pe".
Check the hosts file entry for the domain "www.viabcp.com".

Final Words:

If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
Please read these instructions (http://forums.spybot.info/showthread.php?t=288) before requesting assistance,
Then start your own thread in the Malware Removal Forum (http://forums.spybot.info/forumdisplay.php?f=22) where a volunteer analyst will advise you as soon as available.