Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Risorse di Windows' = '%TEMP%\winlogons.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\<Virus name>.exe
Malicious functions:
Creates and executes the following:
- '%TEMP%\winlogons.exe'
Modifies file system :
Creates the following files:
- C:\Autorun.inf
- C:\<Virus name>.exe
- %TEMP%\winlogons.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Autorun.inf
- %TEMP%\winlogons.exe
- <Drive name for removable media>:\<Virus name>.exe
- C:\<Virus name>.exe
- C:\Autorun.inf
Network activity:
Connects to:
- 'ri####.no-ip.biz':41000
UDP:
- DNS ASK ri####.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Tfrmserver' WindowName: 'WinFlag32'
- ClassName: 'TApplication' WindowName: 'WinFlag'
