Worm:Win32/Chiviper.C (Microsoft); Generic.dx!zwt (McAfee); Downloader (Symantec); Worm.Win32.Chiviper.hv (Kaspersky); Packed.Win32.Katusha.eb (v) (Sunbelt); Gen:Trojan.Heur.GM.100080E800 (FSecure)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL::
 DISTRIBUTION POTENTIAL::
 REPORTED INFECTION:
Low
Medium
High
Critical

  • Threat Type:
    Worm

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild::
    Yes

  OVERVIEW

Elimina archivos para impedir la ejecución correcta de programas y aplicaciones.

Este malware se elimina tras la ejecución.

  TECHNICAL DETAILS

File size: 27,442 bytes
File type: EXE
Memory resident: Yes
INITIAL SAMPLES RECEIVED DATE: 08 lipca 2012

Instalación

Crea las carpetas siguientes:

  • %Windows%\programs
  • %User Profile%\KIS\Log.DAT
  • %User Profile%\KIS\User.DAT

(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

. %User Profile% es la carpeta de perfil del usuario activo, que en el caso de Windows 98 y ME suele estar en C:\Windows\Profiles\{nombre de usuario}, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario} y en el caso de Windows 2000, XP y Server 2003 en C:\Documents and Settings\{nombre de usuario}).

)

Técnica de inicio automático

Agrega las siguientes entradas de registro para permitir su ejecución automática cada vez que se inicia el sistema:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Active Setup\Installed Components\{random key}
stubpath = "%windir%\programs\fuckme.vbs"

Otras modificaciones del sistema

Elimina los archivos siguientes:

  • %User Temp%\dd_vcredistMSI5DA7.txt
  • %User Temp%\dd_vcredistMSI6BB9.txt
  • %User Temp%\dd_vcredistUI5DA7.txt
  • %User Temp%\dd_vcredistUI6BB9.txt
  • %User Temp%\Perflib_Perfdata_42c.dat
  • %User Temp%\Perflib_Perfdata_740.dat
  • %User Temp%\_$Df
  • %Windows%\help\access.chm
  • %Windows%\help\access.hlp
  • %Windows%\help\accessib.chm
  • %Windows%\help\acc_dis.chm
  • %Windows%\help\aclui.chm
  • %Windows%\help\aclui.hlp
  • %Windows%\help\addremov.chm
  • %Windows%\help\ade.hlp
  • %Windows%\help\admtools.chm
  • %Windows%\help\adprop.hlp
  • %Windows%\help\agt0405.hlp
  • %Windows%\help\agt0406.hlp
  • %Windows%\help\agt0407.hlp
  • %Windows%\help\agt0408.hlp
  • %Windows%\help\agt0409.hlp
  • %Windows%\help\agt040b.hlp
  • %Windows%\help\agt040c.hlp
  • %Windows%\help\agt040e.hlp
  • %Windows%\help\agt0410.hlp
  • %Windows%\help\agt0413.hlp
  • %User Profile%\KIS\Log.DAT
  • %User Profile%\KIS\User.DAT
  • %Windows%\help\agt0414.hlp
  • %Windows%\help\agt0415.hlp
  • %Windows%\help\agt0416.hlp
  • %Windows%\help\agt0419.hlp
  • %Windows%\help\agt041d.hlp
  • %Windows%\help\agt041f.hlp
  • %Windows%\help\agt0816.hlp
  • %Windows%\help\agt0c0a.hlp
  • %Windows%\help\apps.chm
  • %Windows%\help\apps_sp.chm
  • %Windows%\help\article.chm
  • %Windows%\help\atm.chm
  • %Windows%\help\audiocdc.hlp
  • %Windows%\help\audit.chm
  • %Windows%\help\bckg.chm
  • %Windows%\help\blurbs.chm
  • %Windows%\help\blutooth.chm
  • %Windows%\help\bnts.dll
  • %Windows%\help\bootcons.chm
  • %Windows%\help\brief.chm
  • %Windows%\help\calc.chm
  • %Windows%\help\calc.hlp
  • %Windows%\help\camera.chm
  • %Windows%\help\camera.hlp
  • %Windows%\help\cdmedia.chm
  • %Windows%\help\cdmedia.hlp
  • %Windows%\help\certmgr.chm
  • %Windows%\help\certmgr.hlp
  • %Windows%\help\charmap.chm
  • %Windows%\help\charmap.hlp
  • %Windows%\help\chkr.chm
  • %Windows%\help\chnscsvr.hlp
  • %Windows%\help\chooser.hlp
  • %Windows%\help\ciadmin.htm
  • %Windows%\help\ciquery.htm
  • %Windows%\help\clipbrd.chm
  • %Windows%\help\clipbrd.hlp
  • %Windows%\help\cmconcepts.chm
  • %Windows%\help\colormgt.chm
  • %Windows%\help\comexp.chm
  • %Windows%\help\comexp.hlp
  • %Windows%\help\common.chm
  • %Windows%\help\compfldr.chm
  • %Windows%\help\compmgmt.chm
  • %Windows%\help\compstui.hlp
  • %Windows%\help\conf.chm
  • %Windows%\help\conf.cnt
  • %Windows%\help\conf.hlp
  • %Windows%\help\conf1.chm
  • %Windows%\help\connect.cnt
  • %Windows%\help\connect.hlp
  • %Windows%\help\cpanel.chm
  • %Windows%\help\cpanel.chq
  • %Windows%\help\cscui.hlp
  • %Windows%\help\cyycoins.chm
  • %Windows%\help\cyzcoins.chm
  • %Windows%\help\datetime.chm
  • %Windows%\help\ddeshare.chm
  • %Windows%\help\ddeshare.hlp
  • %Windows%\help\defrag.chm
  • %Windows%\help\defrag.hlp
  • %Windows%\help\devmgr.chm
  • %Windows%\help\devmgr.hlp
  • %Windows%\help\dfs.hlp
  • %Windows%\help\diagboot.chm
  • %Windows%\help\dialer.chm
  • %Windows%\help\dialer.hlp
  • %Windows%\help\digiras.chm
  • %Windows%\help\dijoy.hlp
  • %Windows%\help\diskmgmt.chm
  • %Windows%\help\diskmgmt.hlp
  • %Windows%\help\display.chm
  • %Windows%\help\display.hlp
  • %Windows%\help\dkconcepts.chm
  • %Windows%\help\drvvfp.chm
  • %Windows%\help\drwtsn32.chm
  • %Windows%\help\drwtsn32.hlp
  • %Windows%\help\dsclient.hlp
  • %Windows%\help\dskquoui.chm
  • %Windows%\help\dskquoui.hlp
  • %Windows%\help\dxdiag.chm
  • %Windows%\help\els.chm
  • %Windows%\help\els.hlp
  • %Windows%\help\encrypt.chm
  • %Windows%\help\eudcedit.chm
  • %Windows%\help\eudcedit.hlp
  • %Windows%\help\evconcepts.chm
  • %Windows%\help\evntwin.hlp
  • %Windows%\help\fde.hlp
  • %Windows%\help\filefold.chm
  • %Windows%\help\filefold.hlp
  • %Windows%\help\filemgmt.hlp
  • %Windows%\help\file_srv.chm
  • %Windows%\help\find.chm
  • %Windows%\help\folderop.chm
  • %Windows%\help\fonts.chm
  • %Windows%\help\fonts.hlp
  • %Windows%\help\freecell.chm
  • %Windows%\help\freecell.hlp
  • %Windows%\help\fxsclnt.chm
  • %Windows%\help\fxsclnt.hlp
  • %Windows%\help\fxscover.chm
  • %Windows%\help\fxsshare.chm
  • %Windows%\help\gen.chm
  • %Windows%\help\Glossary.chm
  • %Windows%\help\gpedit.chm
  • %Windows%\help\gpedit.hlp
  • %Windows%\help\gptext.hlp
  • %Windows%\help\halftone.hlp
  • %Windows%\help\hardware.chm
  • %Windows%\help\hardware.hlp
  • %Windows%\help\howto.chm
  • %Windows%\help\hrtz.chm
  • %Windows%\help\hs.chm
  • %Windows%\help\hschelp.chm
  • %Windows%\help\hypertrm.chm
  • %Windows%\help\hypertrm.hlp
  • %Windows%\help\icwdial.chm
  • %Windows%\help\ident.hlp
  • %Windows%\help\ieakmmc.chm
  • %Windows%\help\ieeula.chm
  • %Windows%\help\ieos.chm
  • %Windows%\help\ieshared.chm
  • %Windows%\help\iesupp.chm
  • %Windows%\help\iewebhlp.chm
  • %Windows%\help\iexplore.chm
  • %Windows%\help\iexplore.hlp
  • %Windows%\help\iis.chm
  • %Windows%\help\iismmc.chm
  • %Windows%\help\imgprev.chm
  • %Windows%\help\inetres.chm
  • %Windows%\help\infrared.chm
  • %Windows%\help\infrared.hlp
  • %Windows%\help\input.chm
  • %Windows%\help\input.hlp
  • %Windows%\help\intellimirror.chm
  • %Windows%\help\ipsecconcepts.chm
  • %Windows%\help\ipsecsnp.chm
  • %Windows%\help\ipsecsnp.hlp
  • %Windows%\help\Ipv6.chm
  • %Windows%\help\is.chm
  • %Windows%\help\isconcepts.chm
  • %Windows%\help\ixhelp.hlp
  • %Windows%\help\ixqlang.htm
  • %Windows%\help\joy.chm
  • %Windows%\help\key.chm
  • %Windows%\help\keyb.chm
  • %Windows%\help\keyshort.chm
  • %Windows%\help\lang.chm
  • %Windows%\help\langbar.chm
  • %Windows%\help\license.chm
  • %Windows%\help\localsec.chm
  • %Windows%\help\localsec.hlp
  • %Windows%\help\lpe.chm
  • %Windows%\help\lpeconcepts.chm
  • %Windows%\help\magnify.chm
  • %Windows%\help\magnify.hlp
  • %Windows%\help\mail.chm
  • %Windows%\help\mfcuix.hlp
  • %Windows%\help\migwiz.htm
  • %Windows%\help\migwiz2.htm
  • %Windows%\help\misc.chm
  • %Windows%\help\mls_trb.chm
  • %Windows%\help\mmc.chm
  • %Windows%\help\mmc_dlg.hlp
  • %Windows%\help\mobsync.chm
  • %Windows%\help\mobsync.hlp
  • %Windows%\help\mode.chm
  • %Windows%\help\modem.hlp
  • %Windows%\help\mouse.chm
  • %Windows%\help\mouse.hlp
  • %Windows%\help\mpconcepts.chm
  • %Windows%\help\mplayer2.cnt
  • %Windows%\help\mplayer2.hlp
  • %Windows%\help\mpnetwrk.hlp
  • %Windows%\help\mqsnap.hlp
  • %Windows%\help\msconfig.chm
  • %Windows%\help\msdasc.chm
  • %Windows%\help\mshearts.chm
  • %Windows%\help\mshearts.cnt
  • %Windows%\help\mshearts.hlp
  • %Windows%\help\msinfo32.chm
  • %Windows%\help\msmq.chm
  • %Windows%\help\msmqconcepts.chm
  • %Windows%\help\msnauth.cnt
  • %Windows%\help\msnauth.hlp
  • %Windows%\help\msoe.chm
  • %Windows%\help\msoe.hlp
  • %Windows%\help\msoeacct.hlp
  • %Windows%\help\msorcl32.chm
  • %Windows%\help\mspaint.chm
  • %Windows%\help\mspaint.hlp
  • %Windows%\help\mstask.chm
  • %Windows%\help\mstask.hlp
  • %Windows%\help\mstsc.chm
  • %Windows%\help\netcfg.chm
  • %Windows%\help\netcfg.hlp
  • %Windows%\help\network.chm
  • %Windows%\help\newfeat1.chm
  • %Windows%\help\newfeat1.hlp
  • %Windows%\help\newfeat2.chm
  • %Windows%\help\newfeat2.hlp
  • %Windows%\help\newfeat3.chm
  • %Windows%\help\newfeat3.hlp
  • %Windows%\help\newfeat4.chm
  • %Windows%\help\newfeat4.hlp
  • %Windows%\help\newfeat5.chm
  • %Windows%\help\newfeat5.hlp
  • %Windows%\help\nmchat.chm
  • %Windows%\help\nmwhiteb.chm
  • %Windows%\help\nocontnt.cnt
  • %Windows%\help\nofts.chm
  • %Windows%\help\notepad.chm
  • %Windows%\help\notepad.hlp
  • %Windows%\help\ntart.chm
  • %Windows%\help\ntbackup.chm
  • %Windows%\help\ntbackup.hlp
  • %Windows%\help\ntchowto.chm
  • %Windows%\help\ntcmds.chm
  • %Windows%\help\ntdef.chm
  • %Windows%\help\nthelp.chm
  • %Windows%\help\ntshared.chm
  • %Windows%\help\ntshrui.hlp
  • %Windows%\help\nusrmgr.chm
  • %Windows%\help\nwdoc.chm
  • %Windows%\help\nwdoc.hlp
  • %Windows%\help\objsel.hlp
  • %Windows%\help\odbcinst.chm
  • %Windows%\help\odbcjet.chm
  • %Windows%\help\oe_msgr.chm
  • %Windows%\help\offlinefolders.chm
  • %Windows%\help\omc.chm
  • %Windows%\help\osk.chm
  • %Windows%\help\osk.hlp
  • %Windows%\help\packager.chm
  • %Windows%\help\password.chm
  • %Windows%\help\phowto.chm
  • %Windows%\help\pinball.chm
  • %Windows%\help\pinball.hlp
  • %Windows%\help\plyr_err.chm
  • %Windows%\help\printfnd.chm
  • %Windows%\help\printing.chm
  • %Windows%\help\progman.cnt
  • %Windows%\help\progman.hlp
  • %Windows%\help\pwrmn.chm
  • %Windows%\help\pwrmn.hlp
  • %Windows%\help\qosconcepts.chm
  • %Windows%\help\ratings.chm
  • %Windows%\help\ratings.cnt
  • %Windows%\help\ratings.hlp
  • %Windows%\help\rdesktop.chm
  • %Windows%\help\reader.chm
  • %Windows%\help\reader.hlp
  • %Windows%\help\recycle.chm
  • %Windows%\help\regedit.chm
  • %Windows%\help\regedit.hlp
  • %Windows%\help\regopt.chm
  • %Windows%\help\remasst.chm
  • %Windows%\help\reskit.chm
  • %Windows%\help\rktools.chm
  • %Windows%\help\rrc.chm
  • %Windows%\help\rsm.chm
  • %Windows%\help\rsm.hlp
  • %Windows%\help\rsmconcepts.chm
  • %Windows%\help\rsop.chm
  • %Windows%\help\rsopsnp.chm
  • %Windows%\help\rvse.chm
  • %Windows%\help\safer.chm
  • %Windows%\help\saferconcepts.chm
  • %Windows%\help\sapicpl.hlp
  • %Windows%\help\sc.chm
  • %Windows%\help\scarddlg.hlp
  • %Windows%\help\sce.chm
  • %Windows%\help\sceconcepts.chm
  • %Windows%\help\scm.chm
  • %Windows%\help\scmconcepts.chm
  • %Windows%\help\secauth.hlp
  • %Windows%\help\secedit.chm
  • %Windows%\help\secsetconcepts.chm
  • %Windows%\help\secsettings.chm
  • %Windows%\help\sendcmsg.chm
  • %Windows%\help\sendcmsg.hlp
  • %Windows%\help\sfmmgr.hlp
  • %Windows%\help\shell.hlp
  • %Windows%\help\shvl.chm
  • %Windows%\help\signin.hlp
  • %Windows%\help\sigverif.hlp
  • %Windows%\help\smlogcfg.chm
  • %Windows%\help\sndvol32.chm
  • %Windows%\help\sndvol32.hlp
  • %Windows%\help\sniffpol.dll
  • %Windows%\help\snmpconcepts.chm
  • %Windows%\help\snmpsnap.hlp
  • %Windows%\help\sol.chm
  • %Windows%\help\sol.hlp
  • %Windows%\help\soundrec.chm
  • %Windows%\help\soundrec.hlp
  • %Windows%\help\sounds.chm
  • %Windows%\help\spad.chm
  • %Windows%\help\spconcepts.chm
  • %Windows%\help\speech.chm
  • %Windows%\help\spider.chm
  • %Windows%\help\spider.hlp
  • %Windows%\help\splash.chm
  • %Windows%\help\spolsconcepts.chm
  • %Windows%\help\sr_ui.chm
  • %Windows%\help\sstub.dll
  • %Windows%\help\supp_ed.chm
  • %Windows%\help\suptools.chm
  • %Windows%\help\sysdm.chm
  • %Windows%\help\sysdm.hlp
  • %Windows%\help\sysmon.chm
  • %Windows%\help\sysmon.hlp
  • %Windows%\help\sysprop.chm
  • %Windows%\help\sysrestore.chm
  • %Windows%\help\sysrestore.hlp
  • %Windows%\help\system.chm
  • %Windows%\help\sys_srv.chm
  • %Windows%\help\tapi.chm
  • %Windows%\help\tapi.hlp
  • %Windows%\help\taskbar.chm
  • %Windows%\help\taskmgr.chm
  • %Windows%\help\taskmgr.hlp
  • %Windows%\help\tcpip.chm
  • %Windows%\help\tcpmon.hlp
  • %Windows%\help\telnet.chm
  • %Windows%\help\telnet.hlp
  • %Windows%\help\timesrv.chm
  • %Windows%\help\Tours
  • %Windows%\help\tshoot.chm
  • %Windows%\help\tshoot.dll
  • %Windows%\help\twclient.chm
  • %Windows%\help\twclient.hlp
  • %Windows%\help\update.cnt
  • %Windows%\help\update1.chm
  • %Windows%\help\usercpl.chm
  • %Windows%\help\users.hlp
  • %Windows%\help\utilmgr.chm
  • %Windows%\help\utilmgr.hlp
  • %Windows%\help\verifier.hlp
  • %Windows%\help\wab.chm
  • %Windows%\help\wab.hlp
  • %Windows%\help\wbemtest.chm
  • %Windows%\help\webpub.chm
  • %Windows%\help\whatsnew.chm
  • %Windows%\help\winchat.chm
  • %Windows%\help\winchat.hlp
  • %Windows%\help\windows.chm
  • %Windows%\help\windows.chq
  • %Windows%\help\windows.cnt
  • %Windows%\help\windows.hlp
  • %Windows%\help\winhlp32.cnt
  • %Windows%\help\winhlp32.hlp
  • %Windows%\help\wininstl.chm
  • %Windows%\help\winmine.chm
  • %Windows%\help\winmine.hlp
  • %Windows%\help\win_dos.chm
  • %Windows%\help\wmic.chm
  • %Windows%\help\wmifltr.chm
  • %Windows%\help\wmplay.chm
  • %Windows%\help\wmplayer.chm
  • %Windows%\help\wordpad.chm
  • %Windows%\help\wordpad.hlp
  • %Windows%\help\wpa.chm
  • %Windows%\help\wschelp.chm
  • %Windows%\help\wscript.chm
  • %Windows%\help\wscript.hlp
  • %Windows%\help\wsecedit.hlp
  • %Windows%\help\wshconcepts.chm
  • %Windows%\help\wuau.chm
  • %Windows%\help\wuauhelp.chm

(Nota: %User Temp% es la carpeta Temp del usuario activo, que en el caso de Windows 2000, XP y Server 2003 suele estar en C:\Documents and Settings\{nombre de usuario}\Local Settings\Temp).

. %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

. %User Profile% es la carpeta de perfil del usuario activo, que en el caso de Windows 98 y ME suele estar en C:\Windows\Profiles\{nombre de usuario}, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario} y en el caso de Windows 2000, XP y Server 2003 en C:\Documents and Settings\{nombre de usuario}).

)

Agrega las siguientes entradas de registro como parte de la rutina de instalación:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Active Setup\Installed Components\{random key}

Elimina las siguientes claves de registro:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows Script Host\Settings

HKEY_CURRENT_USER\SOFTWARE\Microsoft\
Active Setup\Installed Components\{random key}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
AFD

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Base

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Boot file system

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
CryptSvc

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Dhcp

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
dmboot.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
dmload.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
DnsCache

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
File system

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
HelpSvc

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
ipnat.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
LanmanWorkstation

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Messenger

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NDIS Wrapper

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NetBIOS

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NetBT

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Netlogon

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Network

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NtLmSsp

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
PlugPlay

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
PNP_TDI

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
rdpcdd.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
rdpwd.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
RpcSs

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
sermouse.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
sr.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Streams Drivers

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Tcpip

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
tdpipe.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
termservice

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
vgasave.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
WZCSVC

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E965-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E969-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E96B-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E972-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E974-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E977-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E97D-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{71A27CDD-812A-11D0-BEC7-08002BE2092F}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
AppMgmt

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
Boot Bus Extender

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
CryptSvc

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
dmadmin

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
dmio.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
dmserver

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
File system

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
HelpSvc

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
PCI Configuration

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
PNP Filter

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
RpcSs

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
sermouse.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
SRService

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
vga.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
WinMgmt

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E965-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E969-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E96B-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E977-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E97D-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{71A27CDD-812A-11D0-BEC7-08002BE2092F}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
AppMgmt

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Browser

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
dmadmin

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
dmserver

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Filter

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
LanmanServer

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NDIS

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NetBIOSGroup

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NetMan

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
PCI Configuration

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Primary disk

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
rdsessmgr

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
SharedAccess

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
System Bus Extender

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
tdtcp.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
WinMgmt

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E967-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E96F-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E975-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E980-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
Base

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
DcomLaunch

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
dmload.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
Filter

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
PlugPlay

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
SCSI Class

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
System Bus Extender

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{36FC9E60-C465-11CF-8056-444553540000}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E96A-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E97B-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{745A17A0-74D3-11D0-B6FE-00A0C90F57DA}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Boot Bus Extender

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
dmio.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
ip6fw.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
Ndisuio

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NetworkProvider

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
rdpdd.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
SRService

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
vga.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E96A-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E97B-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
Boot file system

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
EventLog

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
Primary disk

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
vgasave.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E96F-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
DcomLaunch

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
LmHosts

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
PNP Filter

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
TDI

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{4D36E973-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
dmboot.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
sr.sys

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E980-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
EventLog

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
SCSI Class

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{745A17A0-74D3-11D0-B6FE-00A0C90F57DA}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
Netlogon

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
NetDDEGroup

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Minimal\
{4D36E967-E325-11CE-BFC1-08002BE10318}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Control\SafeBoot\Network\
{36FC9E60-C465-11CF-8056-444553540000}

Rutina de infiltración

Infiltra los archivos siguientes:

  • %Windows%\programs\ini.exe
  • %Windows%\programs\desktop.ini
  • %Windows%\programs\fuckme.vbs
  • %Windows%\programs\wsock32.dll
  • %Windows%\system32é—ôÿÿ
  • \192.168.100.1\admin$\kav32.exe
  • \192.168.100.1\C$\kav32.exe
  • \192.168.100.1\D$\kav32.exe
  • \192.168.100.1\E$\kav32.exe
  • \192.168.100.1\F$\kav32.exe

(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

)

Otros detalles

Este malware se elimina tras la ejecución.

  SOLUTION

Minimum scan engine: 9.200

Step 1

Los usuarios de Windows ME y XP, antes de llevar a cabo cualquier exploración, deben comprobar que tienen desactivada la opción Restaurar sistema para permitir la exploración completa del equipo.

Step 2

Reiniciar en modo seguro

[ learnMore ]

Step 3

Eliminar esta clave del Registro

[ learnMore ]

Importante: si modifica el Registro de Windows incorrectamente, podría hacer que el sistema funcione mal de manera irreversible. Lleve a cabo este paso solo si sabe cómo hacerlo o si puede contar con ayuda de su administrador del sistema. De lo contrario, lea este artículo de Microsoft antes de modificar el Registro del equipo.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components
    • {random key}

Step 4

Eliminar este valor del Registro

[ learnMore ]

Importante: si modifica el Registro de Windows incorrectamente, podría hacer que el sistema funcione mal de manera irreversible. Lleve a cabo este paso solo si sabe cómo hacerlo o si puede contar con ayuda de su administrador del sistema. De lo contrario, lea este artículo de Microsoft antes de modificar el Registro del equipo.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{random key}
    • stubpath = "%windir%\programs\fuckme.vbs"

Step 5

Buscar y eliminar estos archivos

[ learnMore ]
Puede que algunos de los archivos del componente estén ocultos. Asegúrese de que tiene activada la casilla Buscar archivos y carpetas ocultos en la opción "Más opciones avanzadas" para que el resultado de la búsqueda incluya todos los archivos y carpetas ocultos.
  • %Windows%\programs\ini.exe
  • %Windows%\programs\desktop.ini
  • %Windows%\programs\fuckme.vbs
  • %Windows%\programs\wsock32.dll
  • %Windows%\system32é—ôÿÿ
  • \192.168.100.1\admin$\kav32.exe
  • \192.168.100.1\C$\kav32.exe
  • \192.168.100.1\D$\kav32.exe
  • \192.168.100.1\E$\kav32.exe
  • \192.168.100.1\F$\kav32.exe

Step 6

Buscar y eliminar estas carpetas

[ learnMore ]
Asegúrese de que tiene activada la casilla Buscar archivos y carpetas ocultos en la opción Más opciones avanzadas para que el resultado de la búsqueda incluya todas las carpetas ocultas.
  • %Windows%\programs
  • %User Profile%\KIS\Log.DAT
  • %User Profile%\KIS\User.DAT

Step 7

Reinicie en modo normal y explore el equipo con su producto de Trend Micro para buscar los archivos identificados como WORM_CHIVIPER.O En caso de que el producto de Trend Micro ya haya limpiado, eliminado o puesto en cuarentena los archivos detectados, no serán necesarios más pasos. Puede optar simplemente por eliminar los archivos en cuarentena. Consulte esta página de Base de conocimientos para obtener más información.


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