Win32.HLLW.Autoruner.54573
Added to the Dr.Web virus database:
2011-07-17
Virus description added:
2011-07-19
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\3668515472] 'Name' = '"%TEMP%\3.tmp"'
Creates the following files on removable media:
- <Drive name for removable media>:\joisuur.exe
- <Drive name for removable media>:\LsR.ico
- <Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
- %HOMEPATH%\w.exe
- %HOMEPATH%\joisuur.exe
- %HOMEPATH%\UbMZ4eC16Xrrh722pVT7.exe
- %HOMEPATH%\v.exe
Executes the following:
Injects code into
the following system processes:
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:
- %WINDIR%\Temp\4.tmp
- %HOMEPATH%\joisuur.exe
- %TEMP%\Rlb..bat
- %TEMP%\2.tmp
- %HOMEPATH%\UbMZ4eC16Xrrh722pVT7.exe
- %HOMEPATH%\v.exe
- %HOMEPATH%\w.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\LsR.ico
- <Drive name for removable media>:\autorun.inf
- %HOMEPATH%\joisuur.exe
Deletes the following files:
- %HOMEPATH%\w.exe
- %HOMEPATH%\UbMZ4eC16Xrrh722pVT7.exe
- %WINDIR%\Temp\4.tmp
- %TEMP%\3.tmp
- <DRIVERS>\etc\hosts
Network activity:
Connects to:
TCP:
HTTP POST requests:
- gl##kz.in/1qazxsw.php?in##############################################################################################################
UDP:
- DNS ASK in.com
- DNS ASK gl##kz.in
- DNS ASK sl###share.net
- DNS ASK go##le.ch
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