Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'load' = '<SYSTEM32>\Systems.exe'
Malicious functions:
Creates and executes the following:
- <SYSTEM32>\winlogons.exe
- <SYSTEM32>\winlogons.exe (downloaded from the Internet)
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\6116[1].exe
- <SYSTEM32>\winlogons.exe
- <SYSTEM32>\systems.exe
Network activity:
Connects to:
- 'fi###.myopera.com':80
- 'localhost':1035
TCP:
HTTP GET requests:
- fi###.myopera.com/johnteen/johnteen1/6116.exe
UDP:
- DNS ASK fi###.myopera.com