Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '2c74bacf15f2c6ffa2297720e3d86edf' = '"%APPDATA%\updater.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '2c74bacf15f2c6ffa2297720e3d86edf' = '"%APPDATA%\updater.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\2c74bacf15f2c6ffa2297720e3d86edf.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\updater.exe' = '%APPDATA%\updater.exe:*:Enabled:updater.exe'
Creates and executes the following:
- '%APPDATA%\updater.exe'
- '%WINDIR%\Jeux.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\updater.exe" "updater.exe" ENABLE
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen %WINDIR%\images.jpg
Modifies file system :
Creates the following files:
- %HOMEPATH%\Recent\images.lnk
- %HOMEPATH%\Recent\WINDOWS.lnk
- %APPDATA%\updater.exe
- %WINDIR%\Jeux.exe
- %TEMP%\aut1.tmp
- %WINDIR%\images.jpg
- %TEMP%\aut2.tmp
Deletes the following files:
- %TEMP%\aut2.tmp
- %TEMP%\aut1.tmp
Network activity:
Connects to:
- 'yo####ago.no-ip.biz':1014
UDP:
- DNS ASK yo####ago.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'ShImgVw:CPreviewWnd' WindowName: '(null)'
