Win32.HLLW.Autoruner2.16096
Added to the Dr.Web virus database:
2014-07-11
Virus description added:
2014-07-11
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '0ba7c27042138ace9fc9b136bd52e54a' = '"%TEMP%\server.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '0ba7c27042138ace9fc9b136bd52e54a' = '"%TEMP%\server.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\server.exe' = '%TEMP%\server.exe:*:Enabled:server.exe'
Creates and executes the following:
- '%TEMP%\server.exe'
- '%WINDIR%\Server11.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\server.exe" "server.exe" ENABLE
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen %WINDIR%\haro.JPG
Modifies file system :
Creates the following files:
- %TEMP%\server.exe
- %HOMEPATH%\Recent\haro.lnk
- %HOMEPATH%\Recent\WINDOWS.lnk
- %WINDIR%\Server11.exe
- %TEMP%\aut1.tmp
- %WINDIR%\haro.JPG
- %TEMP%\aut2.tmp
Deletes the following files:
- %TEMP%\aut2.tmp
- %TEMP%\aut1.tmp
Network activity:
Connects to:
- 'br####hero.noip.me':1177
UDP:
- DNS ASK br####hero.noip.me
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'ShImgVw:CPreviewWnd' WindowName: '(null)'
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