Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Terminal Server\Install\Software\Microsoft\Windows\CurrentVersion\Run] 'test' = 'test.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'test' = 'test.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Win\Sys\usb_driver.com
- <Drive name for removable media>:\Win\Sys\Desktop.ini
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:test'
Creates and executes the following:
- %APPDATA%\test.exe
Executes the following:
- <SYSTEM32>\netsh.exe firewall add allowedprogram 1.exe 1 ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\3asfh_cache2.tmp
- %APPDATA%\test.exe
- %TEMP%\windump.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Win\Sys\usb_driver.com
- %APPDATA%\test.exe
Network activity:
Connects to:
- '<Private IP address>':139
- 'localhost':6667
- '<Private IP address>':445
- '<Private IP address>':80