Win32.HLLW.Autoruner.51384

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /G'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /s'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /p'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /b'
[<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\3067586456] 'Name' = '%TEMP%\3.tmp'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /j'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'lksaed' = '%HOMEPATH%\lksaed.exe /w'

Creates the following files on removable media:

<Drive name for removable media>:\Documents.lnk
<Drive name for removable media>:\Passwords.lnk
<Drive name for removable media>:\Pictures.lnk
<Drive name for removable media>:\Video.lnk
<Drive name for removable media>:\Music.lnk
<Drive name for removable media>:\higF.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\lksaed.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\lksaedx.exe

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

hidden files

Creates and executes the following:

'%HOMEPATH%\supnat.exe'
'%HOMEPATH%\lksaed.exe'
'%HOMEPATH%\QZsYuP14g4k9XM8B.exe'
'%HOMEPATH%\roots.exe'

Executes the following:

'<SYSTEM32>\tasklist.exe'

Injects code into

the following system processes:

<SYSTEM32>\spoolsv.exe

Modifies settings of Windows Internet Explorer:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1601' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'currentlevel' = '00000000'

Modifies file system :

Creates the following files:

%HOMEPATH%\lksaed.exe
%TEMP%\2.tmp
%WINDIR%\Temp\4.tmp
%HOMEPATH%\QZsYuP14g4k9XM8B.exe
%HOMEPATH%\roots.exe
%HOMEPATH%\supnat.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\lksaed.exe
<Drive name for removable media>:\lksaedx.exe
<Drive name for removable media>:\higF.ico
%HOMEPATH%\lksaed.exe
<Drive name for removable media>:\autorun.inf

Deletes the following files:

%TEMP%\~DF8AAF.tmp
%HOMEPATH%\QZsYuP14g4k9XM8B.exe
%WINDIR%\Temp\4.tmp
%TEMP%\3.tmp
<DRIVERS>\etc\hosts

Moves the following files:

from %HOMEPATH%\roots.exe to %TEMP%\5.tmp
from %TEMP%\2.tmp to %TEMP%\3.tmp

Network activity:

Connects to:

'ap#.#ostip.info':80
'74.##5.232.51':80

TCP:

HTTP GET requests:

ap#.#ostip.info/country.php
74.##5.232.51/

UDP:

DNS ASK ap#.#ostip.info
DNS ASK google.com

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: ''
ClassName: 'MS_WebcheckMonitor' WindowName: ''
ClassName: 'MS_AutodialMonitor' WindowName: ''

Tecnologie

Termini

Formazione ed informazione

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Technical Information