Win32.HLLW.Autoruner.51408
Added to the Dr.Web virus database:
2011-06-07
Virus description added:
2011-06-14
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'RuI k”y –µO' = '%APPDATA%\SII¶2”is–.exe.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'RuI k”y –µO' = '%APPDATA%\SII¶2”is–.exe.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'run32.dll' = '%APPDATA%\svchost.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Svchosted.exe
Malicious functions:
Creates and executes the following:
Executes the following:
- <SYSTEM32>\reg.exe ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "run32.dll" /t REG_SZ /d "%APPDATA%\svchost.exe" /f
- <SYSTEM32>\cmd.exe /c """%TEMP%\GVsBQ.bat"" "
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\oimO©eapap[1]
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\oimO©eapap[2]
- %APPDATA%\SII¶2”is–.exe.exe
- %TEMP%\GVsBQ.bat
- %APPDATA%\svchost.exe
- %APPDATA%\lovely.ini
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Svchosted.exe
Deletes the following files:
Network activity:
Connects to:
- 'localhost':1037
- 'th########o?????ycoeueel????.co?':80
TCP:
HTTP GET requests:
- th########o?????ycoeueel????.co?/oimO?ea##############################
- th########o?????ycoeueel????.co?/oimO?ea####################
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
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