Win32.HLLW.Autoruner1.54964

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /G'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /I'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /s'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yuohu' = '%HOMEPATH%\yuohu.exe /j'

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>:\Porn_backup.exe
<Drive name for removable media>:\RCXE.tmp
<Drive name for removable media>:\Secret_backup.exe
<Drive name for removable media>:\Bloc-notes.exe
<Drive name for removable media>:\Passwords_backup.exe
<Drive name for removable media>:\RCXB.tmp
<Drive name for removable media>:\yuohu_backup.exe
<Drive name for removable media>:\RCX17.tmp
<Drive name for removable media>:\RCX1A.tmp
<Drive name for removable media>:\RCX11.tmp
<Drive name for removable media>:\Sexy_backup.exe
<Drive name for removable media>:\RCX14.tmp
<Drive name for removable media>:\Sexy.exe
<Drive name for removable media>:\RCX3.tmp
<Drive name for removable media>:\Porn.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\yuohu.exe
<Drive name for removable media>:\Secret.exe
<Drive name for removable media>:\RCX6.tmp
<Drive name for removable media>:\RCX7.tmp
<Drive name for removable media>:\RCX8.tmp
<Drive name for removable media>:\RCX4.tmp
<Drive name for removable media>:\RCX5.tmp
<Drive name for removable media>:\Passwords.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%\yuohu.exe'
'%TEMP%\svchost.exe'
'%TEMP%\zazal.exe'

Executes the following:

'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\uudsmj5c.cmdline"
'%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%\-eymczqd.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES13.tmp" "%TEMP%\vbc12.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\bqfmmz6g.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES1C.tmp" "%TEMP%\vbc1B.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\z4vofndj.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%\cpy52kfm.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESA.tmp" "%TEMP%\vbc9.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\pnbgtp0u.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%\ifxjrnmf.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES10.tmp" "%TEMP%\vbcF.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\dcq1ut8b.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESD.tmp" "%TEMP%\vbcC.tmp"

Modifies file system :

Creates the following files:

%TEMP%\RES13.tmp
%TEMP%\vbc12.tmp
%TEMP%\-eymczqd.out
%TEMP%\hSqKImKYm.resources
%TEMP%\uudsmj5c.cmdline
%TEMP%\uudsmj5c.0.vb
%TEMP%\nV.resources
%TEMP%\-eymczqd.cmdline
%TEMP%\vbcF.tmp
%TEMP%\ifxjrnmf.out
%TEMP%\ifxjrnmf.cmdline
%TEMP%\RES10.tmp
%TEMP%\-eymczqd.0.vb
%TEMP%\ZJglr.resources
%TEMP%\HwaC.resources
%TEMP%\uudsmj5c.out
%TEMP%\EQayG.resources
%TEMP%\bqtepQp.resources
%TEMP%\RES19.tmp
%TEMP%\bqfmmz6g.0.vb
%TEMP%\vbc1B.tmp
%TEMP%\bqfmmz6g.out
%TEMP%\bqfmmz6g.cmdline
%TEMP%\vbc18.tmp
%TEMP%\osZI.resources
%TEMP%\RES16.tmp
%TEMP%\vbc15.tmp
%TEMP%\QJ.resources
%TEMP%\z4vofndj.out
%TEMP%\z4vofndj.cmdline
%TEMP%\z4vofndj.0.vb
%TEMP%\RES2.tmp
%TEMP%\vbc1.tmp
%TEMP%\pnbgtp0u.out
%TEMP%\pnbgtp0u.exe
%TEMP%\whatdafock.txt
%TEMP%\jxNivrC.resources
%TEMP%\aSB.resources
%TEMP%\pnbgtp0u.cmdline
%TEMP%\svchost.exe
%TEMP%\zazal.exe
%TEMP%\PbKVH.resources
%TEMP%\63zG1I.resources
%TEMP%\pnbgtp0u.0.vb
%HOMEPATH%\yuohu.exe
%TEMP%\MSNPSharp.dll
%TEMP%\cpy52kfm.0.vb
%TEMP%\vbcC.tmp
%TEMP%\dcq1ut8b.out
%TEMP%\dcq1ut8b.cmdline
%TEMP%\RESD.tmp
%TEMP%\ifxjrnmf.0.vb
%TEMP%\oAYgObtxR.resources
%TEMP%\XNdtrOAJ.resources
%TEMP%\dcq1ut8b.0.vb
%TEMP%\vbc9.tmp
%TEMP%\cpy52kfm.out
%TEMP%\cpy52kfm.cmdline
%TEMP%\RESA.tmp
%TEMP%\MnBj.resources
%TEMP%\CtY.resources
%TEMP%\windowsupdate.ico

Sets the 'hidden' attribute to the following files:

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

Deletes the following files:

%TEMP%\-eymczqd.0.vb
%TEMP%\-eymczqd.out
%TEMP%\-eymczqd.cmdline
%TEMP%\HwaC.resources
%TEMP%\RES16.tmp
<Drive name for removable media>:\Sexy_backup.exe
%TEMP%\ZJglr.resources
%TEMP%\oAYgObtxR.resources
%TEMP%\XNdtrOAJ.resources
%TEMP%\ifxjrnmf.cmdline
<Drive name for removable media>:\Secret_backup.exe
%TEMP%\vbc12.tmp
%TEMP%\RES13.tmp
<Drive name for removable media>:\Secret.exe
%TEMP%\vbc15.tmp
%TEMP%\z4vofndj.0.vb
%TEMP%\vbc18.tmp
%TEMP%\RES19.tmp
%TEMP%\z4vofndj.cmdline
%TEMP%\QJ.resources
%TEMP%\osZI.resources
%TEMP%\z4vofndj.out
%TEMP%\uudsmj5c.out
%TEMP%\uudsmj5c.0.vb
%TEMP%\uudsmj5c.cmdline
%TEMP%\hSqKImKYm.resources
<Drive name for removable media>:\yuohu.exe
<Drive name for removable media>:\yuohu_backup.exe
%TEMP%\nV.resources
%TEMP%\ifxjrnmf.out
%TEMP%\RESA.tmp
<Drive name for removable media>:\Passwords.exe
<Drive name for removable media>:\Porn.exe
%TEMP%\vbc9.tmp
%TEMP%\cpy52kfm.out
%TEMP%\cpy52kfm.cmdline
%TEMP%\cpy52kfm.0.vb
%TEMP%\pnbgtp0u.cmdline
%TEMP%\vbc1.tmp
%TEMP%\RES2.tmp
%TEMP%\pnbgtp0u.exe
<Drive name for removable media>:\Sexy.exe
%TEMP%\pnbgtp0u.out
%TEMP%\pnbgtp0u.0.vb
%TEMP%\aSB.resources
%TEMP%\MnBj.resources
%TEMP%\CtY.resources
%TEMP%\dcq1ut8b.out
<Drive name for removable media>:\Porn_backup.exe
%TEMP%\ifxjrnmf.0.vb
%TEMP%\vbcF.tmp
%TEMP%\RES10.tmp
%TEMP%\windowsupdate.ico
<Drive name for removable media>:\Passwords_backup.exe
%TEMP%\jxNivrC.resources
%TEMP%\RESD.tmp
%TEMP%\dcq1ut8b.0.vb
%TEMP%\dcq1ut8b.cmdline
%TEMP%\vbcC.tmp

Network activity:

Connects to:

'ns#.###nsearcher.net':8000
'17#.#3.169.14':80

UDP:

DNS ASK ns#.###nsearcher.net

Miscellaneous:

Searches for the following windows:

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

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical Information