Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'ahaa' = '"%WINDIR%\svchost.exe"'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\OTMwNDM0NzQ4ODA2MzQyM.exe
Malicious functions:
Creates and executes the following:
- '%WINDIR%\svchost.exe'
Modifies file system :
Creates the following files:
- %WINDIR%\svchost.exe
- C:\autorun.inf
- C:\OTMwNDM0NzQ4ODA2MzQyM.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\OTMwNDM0NzQ4ODA2MzQyM.exe
- <Drive name for removable media>:\autorun.inf
- C:\OTMwNDM0NzQ4ODA2MzQyM.exe
- C:\autorun.inf
Network activity:
Connects to:
- 'ko####30.myftp.biz':1515
UDP:
- DNS ASK ko####30.myftp.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
