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Worm/Nuqel.Z.5

Summary
  • Name
    Worm/Nuqel.Z.5
  • Date discovered
    Aug 2, 2011
  • VDF version
    7.11.12.196 (2011-08-02 15:03)
Description

The term 'WORM' denotes a worm that is able to spread itself, for instance, over the Internet (using email, peer-to-peer networks, or IRC networks, etc.).

  • VDF
    7.11.12.196 (2011-08-02 15:03)
  • Aliases
    Avast: Win32:Agent-AVDF
    AVG: Worm/AutoRun.PH
    ClamAV: Trojan.Siggen-7
    Dr. Web: Win32.HLLW.Autoruner2.18794
    F-PROT: W32/AutoIt.AF.gen!Eldorado (generic, damaged, not disinfectable)
    McAfee: W32/YahLover.worm.gen
    Trend Micro: WORM_SOHAND.SM
    Microsoft: Worm:Win32/Nuqel.Z
    G Data: Gen:Trojan.Heur.AutoIT.2
    Kaspersky Lab: HEUR:Trojan.Win32.Generic
    Bitdefender: Gen:Trojan.Heur.AutoIT.2
    ESET: Win32/Sohanad.NCB worm
  • Files
    The following files are deleted:
    • %TEMPDIR%\aut4E.tmp
    The following files are created:
    • %TEMPDIR%\aut4E.tmp
    • %WINDIR%\Tasks\At1.job
    • %SYSDIR%\setup.ini
    • %SYSDIR%\setting.ini
    The following copies of itself are created:
    • %SYSDIR%\regsvr.exe
    • %WINDIR%\regsvr.exe
    • %SYSDIR%\svchost .exe
  • Registry
    The following registry entries are changed:
    • [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] "Shell" = "Explorer.exe regsvr.exe"
    • [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Schedule] "NextAtJobId" = dword:00000002
    • [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings] "GlobalUserOffline" = dword:00000000
    The following registry entries are added:
    • [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] "Msn Messsenger" = "%SYSDIR%\regsvr.exe"
    • [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] "NofolderOptions" = dword:00000000
    • [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System] "DisableTaskMgr" = dword:00000000 "DisableRegistryTools" = dword:00000001
    • [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Schedule] "AtTaskMaxHours" = dword:00000000
    • [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\WorkgroupCrawler\Shares] "shared" = "\New Folder .exe"