Win32.HLLW.MSN.64
Added to the Dr.Web virus database:
2013-11-21
Virus description added:
2013-11-22
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'WinSmart' = 'C:\svchost.exe'
Malicious functions:
Creates and executes the following:
- 'C:\svchost.exe' /start
- 'C:\install.exe'
Executes the following:
- '<SYSTEM32>\attrib.exe' C:\svchost.exe +h +s +r
- '<SYSTEM32>\cmd.exe' /c ""%TEMP%\1.tmp\install.cmd" "
Modifies file system :
Creates the following files:
- %TEMP%\1.tmp\install.cmd
- C:\svchost.exe
- C:\install.exe
Sets the 'hidden' attribute to the following files:
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'EDIT' WindowName: '(null)'
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