Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Update' = '%APPDATA%\Services.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\SetupInstall.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
- %APPDATA%\ShieldUpdate.exe
- %APPDATA%\Services.exe
Modifies file system :
Creates the following files:
- %APPDATA%\ShieldUpdate.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\229bc5c80d_rula[1].txt
- %APPDATA%\Services.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\SetupInstall.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- %APPDATA%\ShieldUpdate.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\229bc5c80d_rula[1].txt
Network activity:
Connects to:
- 'fi###upload.tk':80
TCP:
HTTP GET requests:
- fi###upload.tk/tmp/229bc5c80d_rula.txt
UDP:
- DNS ASK fi###upload.tk
- '<Private IP address>':1034
