Win32.HLLW.Autoruner2.675
Added to the Dr.Web virus database:
2013-12-27
Virus description added:
2013-12-29
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '2900341f57cf1401329939aa277ad9f2' = '"%TEMP%\patch.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '2900341f57cf1401329939aa277ad9f2' = '"%TEMP%\patch.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\2900341f57cf1401329939aa277ad9f2.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\patch.exe' = '%TEMP%\patch.exe:*:Enabled:patch.exe'
Creates and executes the following:
- '%TEMP%\patch.exe'
- '%TEMP%\272.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\patch.exe" "patch.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\patch.exe
- %TEMP%\272.exe
Network activity:
Connects to:
- 'go####me.no-ip.org':1177
UDP:
- DNS ASK go####me.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
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