Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Filename.exe' = '%APPDATA%\MyFolder\Vbc.scr'
Malicious functions:
Creates and executes the following:
- '%TEMP%\FB_2.tmp.exe'
- '%TEMP%\FB_1.tmp.exe'
- '%APPDATA%\MyFolder\Vbc.scr' /S
Injects code into
the following user processes:
- firefox.exe
Modifies file system :
Creates the following files:
- %TEMP%\FB_2.tmp.exe
- %TEMP%\FB_1.tmp.exe
- %APPDATA%\MyFolder\Vbc.scr
Sets the 'hidden' attribute to the following files:
- %APPDATA%\MyFolder\Vbc.scr
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'