Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe] 'Debugger' = '123'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe] 'Debugger' = '123'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'vir' = '<Full path to virus>'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\virus.exe
Malicious functions:
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Registry Editor (RegEdit)
Executes the following:
- '<SYSTEM32>\cmd.exe' /c delfile.bat
Modifies settings of Windows Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
Modifies file system :
Creates the following files:
- C:\autorun.inf
- <Current directory>\delfile.bat
- C:\virus.exe
- <Current directory>\autorun.inf
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\virus.exe
- <Drive name for removable media>:\autorun.inf
- C:\virus.exe
- C:\autorun.inf
Deletes the following files:
- <Current directory>\autorun.inf
Deletes itself.