Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Yahoo Messengger' = '<SYSTEM32>\scvhost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'Explorer.exe scvhost.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\scvhost.exe
- <Drive name for removable media>:\New Folder.exe
Malicious functions:
Terminates or attempts to terminate
the following system processes:
- <SYSTEM32>\cmd.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\autorun.ini
- <SYSTEM32>\setting.ini
- <SYSTEM32>\scvhost.exe
- %WINDIR%\scvhost.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\setting.ini
- <Drive name for removable media>:\autorun.inf
- <SYSTEM32>\scvhost.exe
- <SYSTEM32>\autorun.ini
Network activity:
Connects to:
- 'ad#####le1.0catch.com':80
- 'ad#####le.0catch.com':80
TCP:
HTTP GET requests:
- ad#####le1.0catch.com/setting.nql
- ad#####le.0catch.com/setting.nql
UDP:
- DNS ASK ad#####le1.0catch.com
- DNS ASK ad#####le.0catch.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
