Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Updater.exe' = '<SYSTEM32>\Updater.exe'
Malicious functions:
Creates and executes the following:
- '<SYSTEM32>\Updater.exe'
Executes the following:
- '<SYSTEM32>\cmd.exe' /c ""%TEMP%\temp.cmd""
Modifies file system :
Creates the following files:
- %TEMP%\temp.cmd
- <SYSTEM32>\Updater.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\Updater.exe
Deletes the following files:
- %TEMP%\temp.cmd
Deletes itself.
Network activity:
Connects to:
- 'ch####p.dyndns.org':80
- 'bu####2.bplaced.net':21
- 'wp#d':80
TCP:
HTTP GET requests:
- ch####p.dyndns.org/
- wp#d/wpad.dat
UDP:
- DNS ASK ch####p.dyndns.org
- DNS ASK bu####2.bplaced.net
- DNS ASK wp#d
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
