Win32.HLLW.Autoruner2.1416
Added to the Dr.Web virus database:
2014-01-03
Virus description added:
2014-01-03
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'saoxut' = '%HOMEPATH%\saoxut.exe /l'
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>:\RCX17.tmp
- <Drive name for removable media>:\Passwords_backup.exe
- <Drive name for removable media>:\RCX1D.tmp
- <Drive name for removable media>:\saoxut_backup.exe
- <Drive name for removable media>:\RCX1A.tmp
- <Drive name for removable media>:\Bloc-notes.exe
- <Drive name for removable media>:\Secret.exe
- <Drive name for removable media>:\saoxut.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Passwords.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:
Creates and executes the following:
- '%HOMEPATH%\saoxut.exe'
- '%TEMP%\svchost.exe'
- '%TEMP%\jbwoiy.exe'
Executes the following:
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\6l3sesl7.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%\ddmcoh-d.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%\jcb-23xm.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%\xbzjez7s.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%\ubip0_a2.cmdline"
Network activity:
Connects to:
- 'ns#.##ckupdate1.com':7001
- '17#.#3.169.14':80
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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