Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svhost2' = 'E:\svhost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svhost1' = 'C:\svhost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svhost' = '<Drive name for removable media>:\svhost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svhost3' = 'F:\svhost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svhost6' = 'I:\svhost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svhost5' = 'H:\svhost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svhost4' = 'G:\svhost.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'svhost2' = 'E:\svhost.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'svhost1' = 'C:\svhost.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'svhost' = '<Drive name for removable media>:\svhost.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'svhost3' = 'F:\svhost.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'svhost6' = 'I:\svhost.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'svhost5' = 'H:\svhost.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'svhost4' = 'G:\svhost.exe'
Creates or modifies the following files:
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\svhost.exe
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\svhost.exe
Malicious functions:
Terminates or attempts to terminate
the following system processes:
- <SYSTEM32>\cscript.exe
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Internet Explorer\Main] 'Window Title' = 'Global Mail Exchange'
Modifies file system :
Creates the following files:
- C:\Autorun.inf
- C:\svhost.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\svhost.exe
- <Drive name for removable media>:\Autorun.inf
- C:\svhost.exe
- C:\Autorun.inf
Deletes the following files:
- <Drive name for removable media>:\Autorun.inf
- C:\Autorun.inf
Network activity:
Connects to:
- 'as###ider.info':80
TCP:
HTTP GET requests:
- as###ider.info/purinda/index.asp
UDP:
- DNS ASK as###ider.info
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'