Win32.HLLW.Autoruner2.1397

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /a'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /p'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /n'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /s'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /j'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bouyuur' = '%HOMEPATH%\bouyuur.exe /k'

Creates or modifies the following files:

%HOMEPATH%\Start Menu\Programs\Startup\svchost.exe

Creates the following files on removable media:

<Drive name for removable media>:\Bloc-notes.exe
<Drive name for removable media>:\Passwords.exe
<Drive name for removable media>:\bouyuur_backup.exe
<Drive name for removable media>:\RCX1A.tmp
<Drive name for removable media>:\RCX17.tmp
<Drive name for removable media>:\bouyuur.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Secret.exe
<Drive name for removable media>:\Porn.exe
<Drive name for removable media>:\Sexy.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%\bouyuur.exe'
'%TEMP%\svchost.exe'
'%TEMP%\cncoap.exe'

Executes the following:

'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES16.tmp" "%TEMP%\vbc15.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\rmzuamtt.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES19.tmp" "%TEMP%\vbc18.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\we1q8d4l.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\vbc1.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\thuza_sq.cmdline"

Modifies file system :

Creates the following files:

%HOMEPATH%\c\RCX13.tmp
%HOMEPATH%\c\RCX12.tmp
%HOMEPATH%\c\Passwords.exe
%TEMP%\HGWQfjEZ.resources
%TEMP%\lVSxBL.resources
%HOMEPATH%\c\RCX14.tmp
%HOMEPATH%\c\RCX11.tmp
%HOMEPATH%\c\Sexy.exe
%HOMEPATH%\c\Secret.exe
%HOMEPATH%\c\autorun.inf
%HOMEPATH%\c\RCX10.tmp
%HOMEPATH%\c\Porn.exe
%HOMEPATH%\c\RCXF.tmp
%TEMP%\whatdafock.txt
%TEMP%\rmzuamtt.cmdline
%TEMP%\rmzuamtt.0.vb
%TEMP%\OCL.resources
%TEMP%\RES19.tmp
%TEMP%\vbc18.tmp
%TEMP%\rmzuamtt.out
%TEMP%\EkGnugJa.resources
%TEMP%\thuza_sq.out
%TEMP%\thuza_sq.cmdline
%TEMP%\thuza_sq.0.vb
%TEMP%\windowsupdate.ico
%TEMP%\RES16.tmp
%TEMP%\vbc15.tmp
%HOMEPATH%\RCXE.tmp
%TEMP%\vbc1.tmp
%TEMP%\we1q8d4l.out
%TEMP%\we1q8d4l.cmdline
%HOMEPATH%\Secret.exe
%TEMP%\we1q8d4l.exe
%TEMP%\RES2.tmp
%TEMP%\we1q8d4l.0.vb
%TEMP%\cncoap.exe
%TEMP%\svchost.exe
%TEMP%\OZzLu.resources
%TEMP%\MSNPSharp.dll
%TEMP%\K8Ll141.resources
%HOMEPATH%\bouyuur.exe
%HOMEPATH%\Sexy.exe
%HOMEPATH%\RCXA.tmp
%HOMEPATH%\RCX9.tmp
%HOMEPATH%\RCX8.tmp
%HOMEPATH%\RCXD.tmp
%HOMEPATH%\RCXC.tmp
%HOMEPATH%\RCXB.tmp
%HOMEPATH%\RCX7.tmp
%HOMEPATH%\RCX4.tmp
%HOMEPATH%\Porn.exe
%HOMEPATH%\RCX3.tmp
%HOMEPATH%\RCX6.tmp
%HOMEPATH%\Passwords.exe
%HOMEPATH%\RCX5.tmp

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\bouyuur.exe
%HOMEPATH%\c\autorun.inf
%HOMEPATH%\bouyuur.exe
<Drive name for removable media>:\autorun.inf

Deletes the following files:

%TEMP%\HGWQfjEZ.resources
%TEMP%\lVSxBL.resources
%TEMP%\windowsupdate.ico
<Drive name for removable media>:\bouyuur_backup.exe
%TEMP%\thuza_sq.0.vb
%TEMP%\vbc15.tmp
%TEMP%\thuza_sq.out
%TEMP%\thuza_sq.cmdline
%TEMP%\rmzuamtt.out
%TEMP%\rmzuamtt.cmdline
%TEMP%\OCL.resources
%TEMP%\EkGnugJa.resources
%TEMP%\RES19.tmp
<Drive name for removable media>:\bouyuur.exe
%TEMP%\rmzuamtt.0.vb
%TEMP%\vbc18.tmp
%TEMP%\we1q8d4l.0.vb
%TEMP%\we1q8d4l.cmdline
%HOMEPATH%\Porn.exe
%HOMEPATH%\Sexy.exe
%TEMP%\vbc1.tmp
%TEMP%\RES2.tmp
%TEMP%\we1q8d4l.exe
%TEMP%\we1q8d4l.out
%HOMEPATH%\c\autorun.inf
%HOMEPATH%\c\Passwords.exe
%TEMP%\RES16.tmp
%HOMEPATH%\c\Secret.exe
%HOMEPATH%\Secret.exe
%HOMEPATH%\Passwords.exe
%HOMEPATH%\c\Porn.exe
%HOMEPATH%\c\Sexy.exe

Moves the following files:

from %HOMEPATH%\RCXE.tmp to %HOMEPATH%\Passwords.exe
from %HOMEPATH%\c\RCXF.tmp to %HOMEPATH%\c\Sexy.exe
from %HOMEPATH%\RCXC.tmp to %HOMEPATH%\Passwords.exe
from %HOMEPATH%\RCXD.tmp to %HOMEPATH%\Passwords.exe
from %HOMEPATH%\c\RCX10.tmp to %HOMEPATH%\c\Porn.exe
from %HOMEPATH%\c\RCX13.tmp to %HOMEPATH%\c\Passwords.exe
from %HOMEPATH%\c\RCX14.tmp to %HOMEPATH%\c\Passwords.exe
from %HOMEPATH%\c\RCX11.tmp to %HOMEPATH%\c\Porn.exe
from %HOMEPATH%\c\RCX12.tmp to %HOMEPATH%\c\Passwords.exe
from %HOMEPATH%\RCX5.tmp to %HOMEPATH%\Porn.exe
from %HOMEPATH%\RCX6.tmp to %HOMEPATH%\Passwords.exe
from %HOMEPATH%\RCX3.tmp to %HOMEPATH%\Sexy.exe
from %HOMEPATH%\RCX4.tmp to %HOMEPATH%\Porn.exe
from %HOMEPATH%\RCX7.tmp to %HOMEPATH%\Passwords.exe
from %HOMEPATH%\RCXA.tmp to %HOMEPATH%\Porn.exe
from %HOMEPATH%\RCXB.tmp to %HOMEPATH%\Porn.exe
from %HOMEPATH%\RCX8.tmp to %HOMEPATH%\Passwords.exe
from %HOMEPATH%\RCX9.tmp to %HOMEPATH%\Sexy.exe

Network activity:

Connects to:

'ns#.##ckupdate1.net':7001
'ns#.##ckupdate1.org':7001
'17#.#3.169.14':80
'ns#.##ckupdate1.com':7001

UDP:

DNS ASK ns#.##ckdate1.com
DNS ASK ns#.##ckupdate4.net
DNS ASK ns#.##ckupdate3.com
DNS ASK ns#.##ckupdate3.org
DNS ASK ns#.##ckupdate3.net
DNS ASK ns#.##ckupdate1.net
DNS ASK ns#.##ckupdate1.com
DNS ASK ns#.##ckupdate2.com
DNS ASK ns#.##ckupdate1.org

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: '(null)'

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Technical Information