Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xxx' = '%WINDIR%\xxx.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe <SYSTEM32>\worm.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\xxx.exe
- <Drive name for removable media>:\xxx\SoundaraRajan\xxx.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
Creates and executes the following:
- <SYSTEM32>\worm.exe
- %WINDIR%\xxx.exe
Modifies file system :
Creates the following files:
- %WINDIR%\xxx.exe
- <Current directory>\.exe
- <SYSTEM32>\worm.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\xxx\SoundaraRajan\xxx.exe
- %WINDIR%\xxx.exe
- <SYSTEM32>\worm.exe
Deletes the following files:
- <Drive name for removable media>:\autorun.inf
- %TEMP%\~DFA009.tmp
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''