Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe, wscript.exe //B "%TEMP%\System\smss-DoOoMs.vbs"'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,wscript.exe //B "%TEMP%\System\smss-DoOoMs.vbs"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Skype' = '"%ProgramFiles% (x86)\Skype\Phone\Skype.exe" /minimized /regrun, wscript.exe //B "%TEMP%\\AudioDrive\smss-DoOoMp.lnk"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Skype' = '"%ProgramFiles%\Skype\Phone\Skype.exe" /minimized /regrun, wscript.exe //B "%TEMP%\\AudioDrive\smss-DoOoMp.lnk"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'smss-DoOoMs' = '"%TEMP%\AudioDrive\smss-DoOoMp.lnk"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'smss-DoOoM' = '"%TEMP%\AudioDrive\smss-DoOoM.lnk"'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'smss-DoOoM' = '"%TEMP%\AudioDrive\smss-DoOoM.lnk"'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'smss-DoOoMs' = '"%TEMP%\AudioDrive\smss-DoOoMp.lnk"'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\smss-DoOoM.lnk
- %HOMEPATH%\Start Menu\Programs\Startup\smss-DoOoMs.lnk
- %HOMEPATH%\Start Menu\Programs\Startup\smss-DoOoM.url
Creates the following files on removable media:
- <Drive name for removable media>:\DCIM.lnk
- <Drive name for removable media>:\Games.lnk
- <Drive name for removable media>:\Movies.lnk
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Videos.lnk
Malicious functions:
Executes the following:
- '<SYSTEM32>\taskkill.exe' /F /IM SpyTheSpy.exe
- '<SYSTEM32>\taskkill.exe' /F /IM TiGeR-Firewall.exe
- '<SYSTEM32>\taskkill.exe' /F /IM bavtray.exe
Modifies file system:
Creates the following files:
- %TEMP%\aut1.tmp
- %TEMP%\WinUpdat.exe
- %TEMP%\aut2.tmp
- %TEMP%\WinUpdat.vbs
- %TEMP%\AudioDrive\smss-DoOoMp.lnk
- %TEMP%\smss-DoOoM-privacy\smss-DoOoM.vbe
- %TEMP%\System\smss-DoOoMs.vbs
- %TEMP%\smss-DoOoM-service\smss-DoOoMs.vbe
- %TEMP%\AudioDrive\smss-DoOoM.lnk
Sets the 'hidden' attribute to the following files:
- %TEMP%\WinUpdat.vbs
Deletes the following files:
- %TEMP%\aut1.tmp
- %TEMP%\aut2.tmp
Network activity:
Connects to:
- 'localhost':1038
- 'go####q.myq-see.com':444
UDP:
- DNS ASK go####q.myq-see.com
Miscellaneous:
Searches for the following windows:
- ClassName: '' WindowName: ''
Creates and executes the following:
- '%TEMP%\WinUpdat.exe'
- '<SYSTEM32>\wscript.exe' "%TEMP%\WinUpdat.vbs"
Executes the following:
- '<SYSTEM32>\schtasks.exe' /create /sc ONLOGON /RL HIGHEST /tn smss-DoOoM.vbe /tr "%TEMP%\System\smss-DoOoMs.vbs"
