Virus Alert: Backdoor.Nibu.H

Virus Alert: Backdoor.Nibu.H

Backdoor.Nibu.H will open a backdoor Trojan component on the infected computer system. This Trojan can also perform the job of a keylogger, which periodically sends stolen information to a predefined e-mail address.

Nickname : TrojanSpy.Win32.Dumarin.c

Operating system affected:

Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

Date appeared: 17/6/2004

Describe

When executed, Backdoor.Nibu.H will perform the following actions:

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. com Manually copy to the Windows folder with the following names:

% System% dllx32.exe
% System% dlla32.exe
% Startup% dllw32.exe

Attention

& nbsp;

  • "% System%" is a variable and Backdoor.Nibu.H can locate the system directory and then clone itself to that location. By default, the system directory will be: C: WindowsSystem (for Windows 95/98 / Me); C: WinntSystem32 (Windows NT / 2000), or C: WindowsSystem32 (Windows XP).

    & nbsp;

  • "% Startup%" is a variable and Backdoor.Nibu.H can locate the system directory and then clone itself to that location. For example: C: WindowsStart MenuProgramsStartup (Windows 95/98 / Me); or C: Documents and Settings <tên tại="" hiện="" khoản="" tài=""> Start MenuProgramsStartup (Windows NT / 2000 / XP).

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. com Additional Value:

"load32" = "% System% dllx32.exe" on the deep registry key so that the Trojan can automatically run when the system starts:

& nbsp;

HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows
CurrentVersionRun

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. Edit the value of "Shell" from "explorer.exe" to "explorer.exe% Windir% system32dlla32.exe" in the following registry key so that the Trojan can automatically run when Windows NT / 2000 / XP starts:

HKEY_LOCAL_MACHINESoftwareMicrosoftWindows NTCurrentVersionWinlogon

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. Edit the [boot] section of the System.ini file (Windows 95/98 / Me only) to:

[boot]

shell = explorer.exe% System% dlla32.exe

The Trojan runs when Windows 95/98 / Me starts.

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. com Search for window titles whose names match those of the following to accomplish keyboard typing. The The following are mainly online payment websites

Bank
bank
bull
Bull
cash
ebay
e-metal
Fethard
fethard
gold
Keeper
localhost
mull
PayPal
Storm
WebMoney
Winamp
WM Keeper

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. com Record keyboard actions are typed into websites that contain the string and then store them in a log file. This file can be: "% Windir% 1111k.log".

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. Periodically check files for stealing information so that when these files reach a certain threshold, the Trojan will send them with information about the operating system, IP address, Only pre-defined e-mail.

1 AzSoft_watermark_small.png cong-nghe? P = 1 en_metadesc.txt en_name.txt getpageinfo.sh getpagelink.sh imglink.txt imglist.txt img.quantrimang.com label: Some Text link_original.txt link.txt log.txt meta_desc.txt name.txt news t-142619 testimg2-0.jpg testimg2-1.jpg testimg2.jpg testimg3.jpg testimg.jpg thumb tim-hieu-excel-2016-200.jpg title_vn.txt tmp02.html tmp03.html tmp2.html tmpdesc2.txt tmpdesc3.txt tmpdesc4.txt tmpdesc5.txt tmpdesc6.txt tmpdesc7.txt tmpdesc.txt tmp.html tmpresult.txt tmptrans.txt transresult.txt wm.quantrimang.com www.mailenable.com www.microsoft.com. com Listen to remote commands on TCP / 1001 and 10000 ports.