Nume:TR/Krotten.W.1
Descoperit pe data de:02/02/2006
Tip:Troian
ITW:Nu
Numar infectii raportate:Scazut
Potential de raspandire:Scazut
Potential de distrugere:Scazut
Fisier static:Da
Marime:54.565 Bytes
MD5:fb5c2265f8aec5ef7282ffd1e26bb1b3
Versiune VDF:6.33.00.187
Versiune motor de scanare:54.565

 General Metoda de raspandire:
   • Nu are rutina proprie de raspandire


Alias:
   •  Kaspersky: Trojan.Win32.Krotten.ao


Sistem de operare:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003


Efecte secundare:
   • Modificari in registri


Imediat dupa lansarea in executie, pe ecran este afisat:


 Registrii sistemului Urmatoarele chei sunt adaugate in registri pentru a rula procesul la repornirea sistemului:

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • AVPCC = %WINDIR%\Cursors\avp.exe
   • svchost = %WINDIR%\Web\rundll32.exe



Se sterg urmatoarele chei din registri, inclusiv toate valorile si cheile subordnate:
   • [HKCR\regfile\shell\open\command]
   • [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\MyComputer\NameSpace\DelegateFolders\{59031a47-3f72-44a7-89c5-5595fe6b30ee}]



Urmatoarele chei din registri sunt modificate:

Diverse setari in Explorer:
– [HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer]
   Noua valoare:
   • NoViewOnDrive = dword:00000001
   • NoActiveDesktop = dword:00000001
   • NoDesktop = dword:00000001
   • NoSMMyDocs = dword:00000001
   • NoStartMenuMyMusic = dword:00000001
   • NoSMMyPictures = dword:00000001
   • NoCommonGroups = dword:00000001
   • NoStartMenuSubFolders = dword:00000001
   • NoStartMenuMFUprogramsList = dword:00000001
   • NoStartMenuPinnedList = dword:00000001

– [HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer]
   Noua valoare:
   • NoViewContextMenu = dword:00000001

– [HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
   Noua valoare:
   • Start_ShowRun = dword:00000000

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
   Noua valoare:
   • Start_ShowRun = dword:00000000

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer]
   Noua valoare:
   • NoManageMyComputerVerb = dword:00000001
   • NoNetHood = dword:00000001
   • NoPrinters = dword:00000001
   • NoPrinterTabs = dword:00000001
   • NoSMHelp = dword:00000001
   • NoThemesTab = dword:00000001
   • NoToolbarCustomize = dword:00000001
   • NoUserNameInStartMenu = dword:00000001
   • NoSaveSettings = dword:00000001
   • NoClose = dword:00000001
   • NoLogOff = dword:00000001
   • NoRecentDocsMenu = dword:00000001
   • NoFavoritesMenu = dword:00000001
   • NoFind = dword:00000001
   • NoRun = dword:00000001
   • NoDrives = dword:00000014
   • NoControlPanel = dword:00000001
   • NoViewOnDrive = dword:00000001
   • NoActiveDesktop = dword:00000001
   • NoDesktop = dword:00000001
   • NoSMMyDocs = dword:00000001
   • NoStartMenuMyMusic = dword:00000001
   • NoSMMyPictures = dword:00000001
   • NoCommonGroups = dword:00000001
   • NoStartMenuSubFolders = dword:00000001
   • NoStartMenuMFUprogramsList = dword:00000001
   • NoStartMenuPinnedList = dword:00000001

– [HKCU\Control Panel\Desktop]
   Noua valoare:
   • MenuShowDelay = 9999
   • WallpaperOriginY = 187
   • WallpaperOriginX = 210

Dezactivarea programelor Regedit si Task Manager:
– [HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System]
   Noua valoare:
   • DisableRegistryTools = dword:00000001
   • NoDispCPL = dword:00000001
   • DisableTaskMgr = dword:00000001

– [HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System]
   Noua valoare:
   • DisableRegistryTools = dword:00000001
   • NoDispCPL = dword:00000001
   • DisableTaskMgr = dword:00000001

Pagina de start in Internet Explorer:
– [HKCU\Software\Microsoft\Internet Explorer\Main]
   Vechea valoare:
   • Start Page = %setarile utilizatorului%
   Noua valoare:
   • Start Page = http://poetry.rot**********

– [HKEY_LOCAL_NACHINE\Software\Microsoft\Internet Explorer\Main]
   Vechea valoare:
   • Start Page = %setarile utilizatorului%
   Noua valoare:
   • Start Page = http://poetry.rot**********

– [HKCU\Software\Microsoft\Internet Explorer\Main]
   Noua valoare:
   • NoManageMyComputerVerb = dword:00000001
   • NoNetHood = dword:00000001
   • NoPrinters = dword:00000001
   • NoPrinterTabs = dword:00000001
   • NoSMHelp = dword:00000001
   • NoThemesTab = dword:00000001
   • NoToolbarCustomize = dword:00000001
   • NoUserNameInStartMenu = dword:00000001
   • NoSaveSettings = dword:00000001
   • NoClose = dword:00000001
   • NoLogOff = dword:00000001
   • NoRecentDocsMenu = dword:00000001
   • NoFavoritesMenu = dword:00000001
   • NoFind = dword:00000001
   • NoRun = dword:00000001
   • NoDrives = dword:00000014
   • NoControlPanel = dword:00000001
   • Window title = :::::::::::::::::: ß ÏÅÒÓØÈÍÍÀß ÁËßÄÜ Ñ ÃÍÈËÎÉ ÆÎÏÎÉ ::::::::::::::::::

– [HKLM\Software\Microsoft\Internet Explorer\Main]
   Noua valoare:
   • NoManageMyComputerVerb = dword:00000001
   • NoNetHood = dword:00000001
   • NoPrinters = dword:00000001
   • NoPrinterTabs = dword:00000001
   • NoSMHelp = dword:00000001
   • NoThemesTab = dword:00000001
   • NoToolbarCustomize = dword:00000001
   • NoUserNameInStartMenu = dword:00000001
   • NoSaveSettings = dword:00000001
   • NoClose = dword:00000001
   • NoLogOff = dword:00000001
   • NoRecentDocsMenu = dword:00000001
   • NoFavoritesMenu = dword:00000001
   • NoFind = dword:00000001
   • NoRun = dword:00000001
   • NoDrives = dword:00000014
   • NoControlPanel = dword:00000001
   • Window title = :::::::::::::::::: ß ÏÅÒÓØÈÍÍÀß ÁËßÄÜ Ñ ÃÍÈËÎÉ ÆÎÏÎÉ ::::::::::::::::::

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\NonEnum]
   Noua valoare:
   • {20D04FE0-3AEA-1069-A2D8-08002B30309D} = dword:00000001

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Uninstall]
   Noua valoare:
   • NoAddRemovePrograms = dword:00000001

 Detaliile fisierului Limbaj de programare:
 Limbaj de programare folosit: C (compilat cu Microsoft Visual C++).

Description insérée par Andrei Gherman le mercredi 8 mars 2006
Description mise à jour par Andrei Gherman le mercredi 8 mars 2006

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