Problème DDE

Bonjour,
j'ai un problème avec mon disque dur externe tous mes dossiers ont disparus il ne reste que des raccourcis ne menant à rien. Voici le log USBFIX :

############################## | UsbFix V 7.102 | [Research]

User: alexis (Administrator) # ALEXIS-PC
Updated 20/12/2012 by El Desaparecido
Started at 16:30:04 | 29/01/2013

Website: https://www.sosvirus.net/
Contact: contact@eldesaparecido.com

PC: Gigabyte Technology Co., Ltd. (G31M-ES2L) (X86-based PC
CPU: Pentium(R) Dual-Core CPU E5200 @ 2.50GHz (3166)
RAM -> [Total : 2046 | Free : 587]
BIOS: Award Modular BIOS v6.00PG
BOOT: Normal boot

OS: Microsoft Windows 7 Édition Intégrale (6.1.7601 32-Bit) # Service Pack 1
WB: Windows Internet Explorer 9.0.8112.16421

SC: Security Center Service [Enabled]
WU: Windows Update Service [Enabled]
AV: Microsoft Security Essentials [(!) Disabled | Updated]
FW: Windows FireWall Service [Enabled]

B:\ -> Fixed drive # 466 Gb (69 Mb free - 15%) [Elements] # NTFS
C:\ (%systemdrive%) -> Fixed drive # 233 Gb (158 Mb free - 68%) [] # NTFS
D:\ -> Fixed drive # 93 Gb (46 Mb free - 50%) [] # NTFS
E:\ -> CD-ROM
F:\ -> CD-ROM
G:\ -> Removable drive # 7 Gb (202 Mb free - 3%) [GROUSSIN YV] # NTFS

################## | Active Processes |

C:\Windows\system32\csrss.exe (420)
C:\Windows\system32\wininit.exe (500)
C:\Windows\system32\csrss.exe (512)
C:\Windows\system32\services.exe (552)
C:\Windows\system32\lsass.exe (568)
C:\Windows\system32\lsm.exe (576)
C:\Windows\system32\svchost.exe (684)
C:\Windows\system32\winlogon.exe (760)
C:\Windows\system32\svchost.exe (808)
c:\Program Files\Microsoft Security Client\MsMpEng.exe (856)
C:\Windows\system32\atiesrxx.exe (996)
C:\Windows\System32\svchost.exe (1040)
C:\Windows\System32\svchost.exe (1080)
C:\Windows\system32\svchost.exe (1124)
C:\Windows\system32\svchost.exe (1220)
C:\Windows\system32\svchost.exe (1296)
C:\Windows\system32\atieclxx.exe (1372)
C:\Windows\system32\svchost.exe (1456)
C:\Windows\System32\spoolsv.exe (1620)
C:\Windows\system32\svchost.exe (1672)
C:\Windows\system32\taskhost.exe (1864)
C:\Windows\system32\svchost.exe (2036)
C:\Windows\system32\svchost.exe (364)
C:\Windows\System32\svchost.exe (428)
C:\Windows\System32\svchost.exe (544)
C:\Windows\system32\svchost.exe (1120)
C:\Windows\Explorer.EXE (1944)
C:\Windows\system32\Dwm.exe (2192)
C:\Program Files\TuneUp Utilities 2012\TuneUpUtilitiesService32.exe (2204)
C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE (2596)
C:\Windows\system32\svchost.exe (2636)
C:\Windows\system32\svchost.exe (2904)
C:\Program Files\TuneUp Utilities 2012\TuneUpUtilitiesApp32.exe (3320)
C:\Windows\System32\WUDFHost.exe (3560)
C:\Program Files\Microsoft Security Client\msseces.exe (3736)
C:\Program Files\Skype\Phone\Skype.exe (3792)
C:\Program Files\Samsung\Kies\External\FirmwareUpdate\KiesPDLR.exe (3864)
C:\Program Files\Ultracopier\ultracopier.exe (3920)
C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe (3928)
C:\Program Files\LOLReplay\LOLRecorder.exe (3960)
C:\Windows\System32\svchost.exe (2736)
C:\Program Files\DAEMON Tools Pro\DTShellHlp.exe (3164)
C:\Program Files\Windows Media Player\wmpnetwk.exe (2968)
C:\Program Files\Nero\Update\NASvc.exe (4408)
C:\Program Files\uTorrent\uTorrent.exe (6000)
C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\MOM.exe (5544)
C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\CCC.exe (2856)
C:\Windows\Microsoft.Net\Framework\v3.0\WPF\PresentationFontCache.exe (1188)
C:\Program Files\Google\Chrome\Application\chrome.exe (2376)
C:\Program Files\Google\Chrome\Application\chrome.exe (5532)
C:\Program Files\Google\Chrome\Application\chrome.exe (4784)
C:\Program Files\Google\Chrome\Application\chrome.exe (2216)
C:\Program Files\Google\Chrome\Application\chrome.exe (3288)
C:\Program Files\Google\Chrome\Application\chrome.exe (3448)
C:\Program Files\Google\Chrome\Application\chrome.exe (2620)
C:\Program Files\Google\Chrome\Application\chrome.exe (4476)
C:\Program Files\Google\Chrome\Application\chrome.exe (5424)
C:\Windows\servicing\TrustedInstaller.exe (5912)
C:\Windows\system32\taskhost.exe (4584)
C:\Program Files\Google\Chrome\Application\chrome.exe (2320)
C:\Program Files\Google\Chrome\Application\chrome.exe (984)
C:\Program Files\Internet Explorer\IELowutil.exe (2488)
C:\UsbFix\Go.exe (5352)
C:\Windows\system32\wbem\wmiprvse.exe (4708)

################## | Files # Infected Folders |


################## | Registry |

Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\excel.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\infopath.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mcdetection.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mcsettings.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msaccess.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mspub.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\onenote.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\outlook.exe
Found ! HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Winword.exe

################## | Mountpoints2 |

HKCU\.\.\.\.\Explorer\MountPoints2\{20411f1c-46e0-11e2-917f-00241d32b1bb}
Shell\AutoRun\Command = F:\setup.exe



################## | Vaccin |

B:\Autorun.inf -> Vaccine created by UsbFix (El Desaparecido)
C:\Autorun.inf -> Vaccine created by UsbFix (El Desaparecido)
D:\Autorun.inf -> Vaccine created by UsbFix (El Desaparecido)
G:\Autorun.inf -> Vaccine created by UsbFix (El Desaparecido)

################## | E.O.F |