Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Update' = '%CommonProgramFiles%\System\rager.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\miBicho.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%CommonProgramFiles%\System\rager.exe' = '%CommonProgramFiles%\System\rager.exe:*:Enabled:Windows Update'
Creates and executes the following:
- '%CommonProgramFiles%\System\rager.exe'
Modifies file system :
Creates the following files:
- %CommonProgramFiles%\System\rager.exe
Sets the 'hidden' attribute to the following files:
- %CommonProgramFiles%\System\rager.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\miBicho.exe
Network activity:
Connects to:
- 'xx##.xxx.xxx':81
- 'xx##.xxx.xxx':95
- 'xx#.xxx.xxx':95
- '<Private IP address>':135
- '<Private IP address>':445
UDP:
- DNS ASK xx##.xxx.xxx
- DNS ASK xx#.xxx.xxx