W32/Khatra-B

Category: Viruses and Spyware Protection available since:03 Nov 2009 12:02:07 (GMT)
Type: Win32 worm Last Updated:03 Nov 2009 12:02:07 (GMT)
Prevalence: Small Number of Reports

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W32/Khatra-B is a worm for the Windows platform.

When W32/Khatra-B is run the following files are created:

<Start Menu\Programs>\\Startup\(Empty).LNK
<Windows>\inf\Autoplay.inF
<System>\gHost.exe
<System>\KHATRA.exe
<Windows>\KHATARNAKH.exe
<Windows>\Xplorer.exe
<Root>\KHATRA.exe

The following registry entry is created to run KHATRA.exe on startup:

HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows
load
<System>\KHATRA.exe

$NAME changes settings for Microsoft Internet Explorer by modifying values under:

HKCU\Software\Microsoft\Internet Explorer\Main\

The following registry entry is set, disabling system software:

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System
DisableRegistryTools
0x00000001

Registry entries are set as follows:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run
G_Host
<System>\gHost.exe" /Reproduce

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Taskman
<System>\KHATRA.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
NoControlPanel
0x00000001

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\Folder\Hidden\SHOWALL
CheckedValue
0x00000000

HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
Hidden
0x00000000

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
NoDriveTypeAutoRun
0x000000ff

Registry entries are created under:

HKCU\Software\Nico Mak Computing

}

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