Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '$e&r&a&n&d&a' = '%WINDIR%.old1\rundll32.com'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\PenDrive_Shortcut(0).pif
- <Drive name for removable media>:\Flower.exe
Malicious functions:
Executes the following:
- '<SYSTEM32>\attrib.exe' %WINDIR%.old1 +A +H +S
Modifies file system :
Creates the following files:
- C:\Flower.exe
- %WINDIR%.old1\rundll32.com
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- %WINDIR%.old1\rundll32.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
