questo è il risultato della scansione:

Malwarebytes' Anti-Malware 1.44
Versione del database: 3848
Windows 5.1.2600 Service Pack 3
Internet Explorer 7.0.5730.11

10/03/2010 20.17.13
mbam-log-2010-03-10 (20-17-06).txt

Tipo di scansione: Scansione completa (C:\|D:\|)
Elementi scansionati: 252851
Tempo trascorso: 2 hour(s), 4 minute(s), 52 second(s)

Processi delle memoria infetti: 0
Moduli della memoria infetti: 0
Chiavi di registro infette: 22
Valori di registro infetti: 1
Elementi dato del registro infetti: 0
Cartelle infette: 1
File infetti: 1

Processi delle memoria infetti:
(Nessun elemento malevolo rilevato)

Moduli della memoria infetti:
(Nessun elemento malevolo rilevato)

Chiavi di registro infette:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{sh281095-qi13-pe08-ri87-a2h4v1n2r8t7} (Generic.Bot.H) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{00a6faf1-072e-44cf-8957-5838f569a31d} (Adware.MyWebSearch) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{07b18ea9-a523-4961-b6bb-170de4475cca} (Adware.MyWebSearch) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{07b18eab-a523-4961-b6bb-170de4475cca} (Adware.MyWebSearch) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{1d4db7d2-6ec9-47a3-bd87-1e41684e07bb} (Adware.MyWebSearch) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{25560540-9571-4d7b-9389-0f166788785a} (Adware.MyWebSearch) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{3dc201fb-e9c9-499c-a11f-23c360d7c3f8} (Adware.MyWebSearch) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{63d0ed2c-b45b-4458-8b3b-60c69bbbd83c} (Adware.MyWebSearch) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Ext\Stats\{9ff05104-b030-46fc-94b8-81276e4e27df} (Adware.MyWebSearch) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{59c7fc09-1c83-4648-b3e6-003d2bbc7481} (Adware.MyWebSearch) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{68af847f-6e91-45dd-9b68-d6a12c30e5d7} (Adware.MyWebSearch) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{9170b96c-28d4-4626-8358-27e6caeef907} (Adware.MyWebSearch) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{d1a71fa0-ff48-48dd-9b6d-7a13a3e42127} (Adware.MyWebSearch) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{ddb1968e-ead6-40fd-8dae-ff14757f60c7} (Adware.MyWebSearch) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{f138d901-86f0-4383-99b6-9cdd406036da} (Adware.MyWebSearch) -> No action taken.
HKEY_USERS\.DEFAULT\SOFTWARE\Microsoft\Windows\Cur rentVersion\Explorer\{19127ad2-394b-70f5-c650-b97867baa1f7} (Backdoor.Bot) -> No action taken.
HKEY_USERS\.DEFAULT\SOFTWARE\Microsoft\Windows\Cur rentVersion\Explorer\{43bf8cd1-c5d5-2230-7bb2-98f22c2b7dc6} (Backdoor.Bot) -> No action taken.
HKEY_USERS\S-1-5-18\SOFTWARE\Microsoft\Windows\CurrentVersion\Explo rer\{19127ad2-394b-70f5-c650-b97867baa1f7} (Backdoor.Bot) -> No action taken.
HKEY_USERS\S-1-5-18\SOFTWARE\Microsoft\Windows\CurrentVersion\Explo rer\{43bf8cd1-c5d5-2230-7bb2-98f22c2b7dc6} (Backdoor.Bot) -> No action taken.
HKEY_CURRENT_USER\SOFTWARE\fcn (Rogue.Residue) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\RunDll32Policy\f3ScrCtr.dll (Adware.MyWebSearch) -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Multimedia\W MPlayer\Schemes\f3pss (Adware.MyWebSearch) -> No action taken.

Valori di registro infetti:
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Curre ntVersion\Run\yyoka (Trojan.Agent.H) -> No action taken.

Elementi dato del registro infetti:
(Nessun elemento malevolo rilevato)

Cartelle infette:
C:\WINDOWS\system32\lowsec (Stolen.data) -> No action taken.

File infetti:
C:\Programmi\Windows Live\Messenger\riched20.dll (Adware.MyWebSearch) -> No action taken.