Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Registry Driver' = '%APPDATA%\Microsoft\lsass.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\lsass.exe
Malicious functions:
Creates and executes the following:
- %APPDATA%\Microsoft\lsass.exe
- %TEMP%\tmp1.tmp.exe
- %TEMP%\WinRAR.exe
Executes the following:
- <SYSTEM32>\cmd.exe /c ""%TEMP%\Program.bat" "
Modifies file system :
Creates the following files:
- %TEMP%\tmp1.tmp.exe
- %APPDATA%\Microsoft\lsass.exe
- %TEMP%\WinRAR.exe
- %TEMP%\Program.bat
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\lsass.exe
- %APPDATA%\Microsoft\lsass.exe
Deletes the following files:
- %APPDATA%\Microsoft\lsass.exe
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
