Win32.HLLW.Autoruner1.56358

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /n'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /G'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /p'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /M'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /O'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /Y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'yiagie' = '%HOMEPATH%\yiagie.exe /S'

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_backup.exe
<Drive name for removable media>:\RCX7.tmp
<Drive name for removable media>:\RCX8.tmp
<Drive name for removable media>:\RCXB.tmp
<Drive name for removable media>:\Secret_backup.exe
<Drive name for removable media>:\RCX11.tmp
<Drive name for removable media>:\Porn_backup.exe
<Drive name for removable media>:\RCXE.tmp
<Drive name for removable media>:\RCX6.tmp
<Drive name for removable media>:\Secret.exe
<Drive name for removable media>:\Sexy.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\yiagie.exe
<Drive name for removable media>:\RCX1.tmp
<Drive name for removable media>:\RCX3.tmp
<Drive name for removable media>:\Passwords.exe
<Drive name for removable media>:\Porn.exe
<Drive name for removable media>:\RCX2.tmp

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%\yiagie.exe'
'%TEMP%\svchost.exe'
'%TEMP%\xaiqau.exe'

Executes the following:

'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\tkgmcg1p.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESD.tmp" "%TEMP%\vbcC.tmp"
'%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\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES13.tmp" "%TEMP%\vbc12.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\0swgad5k.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES5.tmp" "%TEMP%\vbc4.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\xo5uqlqi.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\g9djpds4.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\haonppmt.cmdline"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESA.tmp" "%TEMP%\vbc9.tmp"

Modifies file system :

Creates the following files:

%TEMP%\RESD.tmp
%TEMP%\vbcC.tmp
%TEMP%\WUpYvu.resources
%TEMP%\tkgmcg1p.0.vb
%TEMP%\YxxURudEK.resources
%TEMP%\beCKIKjtC.resources
%TEMP%\NQYrmuAz.resources
%TEMP%\haonppmt.0.vb
%TEMP%\haonppmt.out
%TEMP%\haonppmt.cmdline
%TEMP%\0swgad5k.0.vb
%TEMP%\CFYS.resources
%TEMP%\0swgad5k.cmdline
%TEMP%\vbc12.tmp
%TEMP%\0swgad5k.out
%TEMP%\tkgmcg1p.out
%TEMP%\tkgmcg1p.cmdline
%TEMP%\vbcF.tmp
%TEMP%\eipNXerCE.resources
%TEMP%\RES10.tmp
%TEMP%\windowsupdate.ico
%TEMP%\xo5uqlqi.0.vb
%TEMP%\MSNPSharp.dll
%TEMP%\xo5uqlqi.cmdline
%TEMP%\vbc4.tmp
%TEMP%\xo5uqlqi.out
%TEMP%\xaiqau.exe
%TEMP%\rZn.resources
%TEMP%\svchost.exe
%TEMP%\kIm2iQ64.resources
%HOMEPATH%\yiagie.exe
%TEMP%\g9djpds4.cmdline
%TEMP%\g9djpds4.0.vb
%TEMP%\g9djpds4.out
%TEMP%\RESA.tmp
%TEMP%\vbc9.tmp
%TEMP%\xo5uqlqi.exe
%TEMP%\RES5.tmp
%TEMP%\lBH.resources
%TEMP%\whatdafock.txt
%TEMP%\GvYNKQI.resources

Sets the 'hidden' attribute to the following files:

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

Deletes the following files:

%TEMP%\NQYrmuAz.resources
%TEMP%\haonppmt.out
<Drive name for removable media>:\Porn_backup.exe
%TEMP%\beCKIKjtC.resources
%TEMP%\vbcC.tmp
%TEMP%\RESD.tmp
%TEMP%\haonppmt.cmdline
%TEMP%\haonppmt.0.vb
%TEMP%\RES10.tmp
%TEMP%\YxxURudEK.resources
%TEMP%\WUpYvu.resources
<Drive name for removable media>:\Secret.exe
<Drive name for removable media>:\Secret_backup.exe
%TEMP%\tkgmcg1p.0.vb
%TEMP%\vbcF.tmp
%TEMP%\tkgmcg1p.out
%TEMP%\tkgmcg1p.cmdline
%TEMP%\windowsupdate.ico
%TEMP%\xo5uqlqi.cmdline
%TEMP%\vbc4.tmp
%TEMP%\xo5uqlqi.0.vb
%TEMP%\xo5uqlqi.out
<Drive name for removable media>:\Porn.exe
<Drive name for removable media>:\Sexy.exe
%TEMP%\RES5.tmp
<Drive name for removable media>:\Passwords.exe
%TEMP%\xo5uqlqi.exe
%TEMP%\lBH.resources
%TEMP%\g9djpds4.out
<Drive name for removable media>:\Passwords_backup.exe
%TEMP%\GvYNKQI.resources
%TEMP%\vbc9.tmp
%TEMP%\RESA.tmp
%TEMP%\g9djpds4.0.vb
%TEMP%\g9djpds4.cmdline

Network activity:

Connects to:

'17#.#3.169.14':80
'ns#.##ayer1352.com':8000

UDP:

DNS ASK ns#.##ayer1352.com

Miscellaneous:

Searches for the following windows:

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

Tecnologías

Términos

Formación y educación

Mitos

Technical Information