Nombre: Worm/VanBot.O Descubierto: 25/09/2006 Tipo: Gusano En circulación (ITW): No Número de infecciones comunicadas: Bajo Potencial de propagación: Medio Potencial dañino: Medio Fichero estático: Sí Tamaño: 312.749 Bytes Suma de control MD5: 64a65de5da0D6907adc0186025172daf Versión del VDF: 6.36.00.56 Versión del IVDF: 6.36.00.67 - jueves 28 de septiembre de 2006
General Método de propagación: • Red local Alias: • Mcafee: W32/Sdbot.worm!MS06-040 • Kaspersky: Backdoor.Win32.VanBot.o • F-Secure: Backdoor.Win32.VanBot.o • Sophos: W32/Rbot-FON • VirusBuster: Worm.RBot.FZD • Eset: Win32/Rbot • Bitdefender: Backdoor.Vanbot.A Plataformas / Sistemas operativos: • Windows 98 • Windows 98 SE • Windows NT • Windows ME • Windows 2000 • Windows XP • Windows 2003 Efectos secundarios: • Suelta ficheros dañinos • Contiene su propio motor para generar mensajes de correo • Reduce las opciones de seguridad • Modificaciones en el registro • Emplea vulnerabilidades de software • Roba informaciones • Posibilita el acceso no autorizado al ordenador Ficheros Se copia a sí mismo en la siguiente ubicación: • %SYSDIR% \dhcpserv.exe Elimina la copia inicial del virus. Crea los siguientes ficheros: – Un fichero temporal, que puede ser eliminado después: • %TEMPDIR% \1.reg – %SYSDIR% \SVKP.sys Además, el fichero es ejecutado después de haber sido creado. – C:\a.bat Registro Añade las siguientes claves del registro para ejecutar los procesos al iniciar el sistema: – HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run • "Windows APCI Verifier"="dhcpserv.exe" – HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices • "Windows APCI Verifier"="dhcpserv.exe" Añade las siguientes claves del registro para ejecutar los servicios al iniciar el sistema: – HKLM\SYSTEM\CurrentControlSet\Services\SVKP • "Type"=dword:00000001 • "Start"=dword:00000002 • "ErrorControl"=dword:00000001 • "ImagePath"="\??\%SYSDIR% \SVKP.sys" • "DisplayName"="SVKP" – HKLM\SYSTEM\CurrentControlSet\Services\SVKP\Enum • "0"="Root\LEGACY_SVKP\0000" • "Count"=dword:00000001 • "NextInstance"=dword:00000001 – HKLM\SYSTEM\CurrentControlSet\Services\SVKP\Security • "Security"=%valores hex% Añade las siguientes claves al registro: – HKLM\SOFTWARE\Microsoft\Ole • "EnableRemoteConnect"="N" – HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\ Protocols\PCT1.0\Server • "Enabled"=hex:00 – HKLM\SYSTEM\CurrentControlSet\Services\lanmanserver\parameters • "AutoShareWks"=dword:00000000 • "AutoShareServer"=dword:00000000 – HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters • "AllowUnqualifiedQuery"=dword:00000000 • "PrioritizeRecordData"=dword:00000001 • "TCP1320Opts"=dword:00000003 • "KeepAliveTime"=dword:00023280 • "BcastQueryTimeout"=dword:000002ee • "BcastNameQueryCount"=dword:00000001 • "CacheTimeout"=dword:0000ea60 • "Size/Small/Medium/Large"=dword:00000003 • "LargeBufferSize"=dword:00001000 • "SynAckProtect"=dword:00000002 • "PerformRouterDiscovery"=dword:00000000 • "EnablePMTUBHDetect"=dword:00000000 • "FastSendDatagramThreshold "=dword:00000400 • "StandardAddressLength "=dword:00000018 • "DefaultReceiveWindow "=dword:00004000 • "DefaultSendWindow"=dword:00004000 • "BufferMultiplier"=dword:00000200 • "PriorityBoost"=dword:00000002 • "IrpStackSize"=dword:00000004 • "IgnorePushBitOnReceives"=dword:00000000 • "DisableAddressSharing"=dword:00000000 • "AllowUserRawAccess"=dword:00000000 • "DisableRawSecurity"=dword:00000000 • "DynamicBacklogGrowthDelta"=dword:00000032 • "FastCopyReceiveThreshold"=dword:00000400 • "LargeBufferListDepth"=dword:0000000a • "MaxActiveTransmitFileCount"=dword:00000002 • "MaxFastTransmit"=dword:00000040 • "OverheadChargeGranularity"=dword:00000001 • "SmallBufferListDepth"=dword:00000020 • "SmallerBufferSize"=dword:00000080 • "TransmitWorker"=dword:00000020 • "DNSQueryTimeouts"="1 2 2 4 8 0 " • "DefaultRegistrationTTL"=dword:00000014 • "DisableReplaceAddressesInConflicts"=dword:00000000 • "DisableReverseAddressRegistrations"=dword:00000001 • "UpdateSecurityLevel "=dword:00000000 • "DisjointNameSpace"=dword:00000001 • "QueryIpMatching"=dword:00000000 • "NoNameReleaseOnDemand"=dword:00000001 • "EnableDeadGWDetect"=dword:00000000 • "EnableFastRouteLookup"=dword:00000001 • "MaxFreeTcbs"=dword:000007d0 • "MaxHashTableSize"=dword:00000800 • "SackOpts"=dword:00000001 • "Tcp1323Opts"=dword:00000003 • "TcpMaxDupAcks"=dword:00000001 • "TcpRecvSegmentSize"=dword:00000585 • "TcpSendSegmentSize"=dword:00000585 • "DefaultTTL"=dword:00000030 • "TcpMaxHalfOpen"=dword:0000004b • "TcpMaxHalfOpenRetried"=dword:00000050 • "TcpTimedWaitDelay"=dword:00000000 • "MaxNormLookupMemory"=dword:00030d40 • "FFPControlFlags"=dword:00000001 • "FFPFastForwardingCacheSize"=dword:00030d40 • "MaxForwardBufferMemory"=dword:00019df7 • "MaxFreeTWTcbs"=dword:000007d0 • "GlobalMaxTcpWindowSize"=dword:0007d200 • "EnablePMTUDiscovery"=dword:00000001 • "ForwardBufferMemory"=dword:00019df7 – HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings • "MaxConnectionsPer1_0Server"=dword:00000050 • "MaxConnectionsPerServer"=dword:00000050 – HKCU\Software\Microsoft\OLE • "Windows APCI Verifier"="dhcpserv.exe" Modifica las siguientes claves del registro: – HKLM\SYSTEM\CurrentControlSet\Services\NetBT\Parameters Valor anterior: • "TransportBindName"="\Device\" Nuevo valor: • "TransportBindName"="" Desactiva el cortafuego de Windows: – HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess Valor anterior: • "Start"=dword:00000003 Nuevo valor: • "Start"=dword:00000004 – HKLM\SYSTEM\CurrentControlSet\Services\wuauserv Valor anterior: • "Start"=dword:00000002 Nuevo valor: • "Start"=dword:00000004 – HKLM\SYSTEM\ControlSet001\Services\wscsvc Valor anterior: • "Start"=dword:00000002 Nuevo valor: • "Start"=dword:00000004 – HKLM\SOFTWARE\Microsoft\Ole Valor anterior: • "EnableDCOM"="Y" Nuevo valor: • "EnableDCOM"="N" – HKLM\SYSTEM\CurrentControlSet\Control\Lsa Valor anterior: • "restrictanonymous"=dword:00000000 Nuevo valor: • "restrictanonymous"=dword:00000001 – HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters Valor anterior: • "EnableICMPRedirect"=dword:00000001 • "EnableSecurityFilters"=dword:00000000 • "TcpWindowSize"=dword:dword:0000faf0 Nuevo valor: • "EnableICMPRedirect"=dword:00000000 • "EnableSecurityFilters"=dword:00000001 • "TcpWindowSize"=dword:0007d200 Infección en la red Para asegurar su propagación, el programa viral intenta conectarse a otros sistemas, tal como se describe a continuación. Suelta copias suyas en las siguientes carpetas compartidas en la red: • IPC$ • C$ • ADMIN$ Emplea la siguiente información de inicio de sesión para obtener el acceso al sistema remoto: – Un listado de nombres de usuario y contraseñas: • zimmerman; zap; yellowstone; xyz; wisconsin; williamsburg; wholesale; tty; topography; temptation; telephone; tangerine; sys; supported; superuser; superstage; sun; stuttgart; stratford; stephanie; signature; sheffield; sal; rochester; rje; rachmaninoff; pub; professor; princeton; pondering; polynomial; persimmon; percolate; pam; pad; oceanography; nutrition; new; net; mit; mgr; macintosh; liz; lee; lamination; kim; key; joy; jen; innocuous; imbroglio; ibm; happening; hal; gnu; fun; foresight; foolproof; extension; establish; enterprise; elizabeth; eiderdown; edinburgh; dos; dog; discovery; desperate; deb; cornelius; commrades; christine; christina; chemistry; catherine; cat; campanile; cad; bsd; bob; bicameral; beethoven; atmosphere; asm; asd; anthropogenic; ann; andromache; amy; amorphous; ama; alf; albatross; ada; h4x0ring; h4x0r1ng; h4x1ng; haxing; hax; wh0re; wh0r3; windoze95; windoze98; windozeME; windoze2k; windozexp; windows95; windows98; windowsME; windows2k; WindowsXP; billy; windose; windoze; windowz; wileecoyote; donaldduck; Alexander; Al3x; dud3; dudette; d00d; lol; RoscoPColtrane; RoscoP; Rosco; Ross; testin; tester; 00000000; zulu; zombie; zmodem; zimmerma; ziggy; zeitgeis; zebra; young; yosemite; yolanda; yellowst; yellow; yankee; yang; yaco; xyzzy; xray; xmodem; xmen; xman; xfer; xena; wyoming; wwii; wormwood; worm; work; worf; wordperf; word; woodwind; wood; women; wombat; woman; wolverin; wolf; wizard; within; wiseass; wisconsi; wired; winston; wing; wine; windows; wilma; willie; williams; william; will; whore; wholesal; whitney; whiting; white; whisky; whatnot; whatever; western; west; werewolf; wendy; wendi; well; weenie; weed; wednesda; webpage; wave; water; watchwor; wasp; warren; warp; wargames; warfare; warez; ward; waco; vodka; visualba; visual; visitor; virus; virginia; virgin; village; videogam; video; victor; vicky; vertigo; veronica; venus; vasant; vampire; valerie; vagina; uucp; utility; util; usmc; username; usermane; usenet; ursula; urchin; uranus; upload; unlock; unknown; universi; universe; universa; uniform; unicorn; unhappy; undo; uncle; umesh; ugly; tuttle; turn; tuesday; tubas; truth; true; tron; trombone; trojan; trivial; trisha; trek; tree; trapdoor; trap; transfer; trails; tracy; tracie; traci; toyota; toxic; tortoise; topograp; tomato; tokenrin; token; toggle; toad; tits; tina; time; tiger; tiffany; thursday; thin; theresa; thailand; text; tetris; tess; terminat; terminal; tera; tennis; temptati; telnet; telephon; teenage; teen; tech; tears; teapot; team; taylor; tarragon; target; tara; tape; tango; tangerin; tammy; tamie; tami; tamara; tall; talk; tabasco; sysop; sysadmin; symmetry; sybil; sword; switch; sweat; swearer; suzie; suzanne; susie; susanne; susan; surfing; surfer; supporte; support; supervis; superuse; supersta; superson; superman; sunday; summer; sucks; suckmydi; suck; success; subway; subscrib; stuttgar; strip; string; streetfi; stratfor; strangle; strange; stones; stoned; stoneage; steve; stereo; stephani; steph; steel; steal; steak; starwars; startup; startrek; start; starship; star; stacy; stacie; staci; stacey; sr71; squires; spunk; springer; spring; spred; spit; spiderma; spider; spice; spell; spear; sparrows; spaceshi; south; source; sossina; sonya; sonic; sonia; sondra; somebody; software; soft; sodomy; socrates; social; soap; snoopy; snatch; snake; snafu; snach; smut; smtp; smother; smooch; smiles; smile; smart; small; slut; slow; sliders; slick; slave; skull; site; single; singer; simulati; simpsons; simple; simon; simcity; silver; signatur; sierra; sick; shuttle; short; shivers; shiva; shitpot; shit; shirley; shift; sherri; shell; sheldon; sheffiel; sharon; sharks; shark; sharc; shannon; sexy; sesame; service; serial; serenity; sentry; sentinel; sensor; sega; seed; security; search; scout; scotty; scott; scorpion; scifi; schoolsucks; school; scheme; scamper; saxon; saturn; saturday; sarah; sara; sandy; sandra; sample; samantha; salt; sale; salami; safe; ruth; rush; running; rules; rude; ruby; ruben; rubber; rough; roses; rosemary; rosebud; rose; ronald; romulan; romeo; romano; rolex; rodent; rockyhor; rocky; rock; rocheste; rochelle; robyn; robotics; robot; robin; robert; roach; risc; ripple; riot; ring; rightwin; right; riffraff; rick; rich; rhino; reveal; resistan; republic; report; rent; reno; renee; remote; release; regional; referenc; redhead; reddawn; record; rebel; rebecca; rebal; reaper; ream; really; reality; reagan; razor; rascal; rape; random; raleigh; raindrop; rainbow; rain; raid; rachmani; rachelle; rachel; rabbit; qwerty; qwert; quebec; pussy; puppet; punk; punisher; puneet; pumpkin; puke; puck; public; psychopa; psycho; protozoa; protect; prompt; program; profile; professo; processo; proceed; privs; private; priv; printer; princeto; prince; presto; prelude; precious; praise; power; poster; post; porsche; porno; porn; pork; poor; poop; ponderin; polynomi; polly; police; poetry; plymouth; pluto; plover; playboy; plane; pizza; piss; pinname; pimp; pierre; pick; phuck; phreak; phrase; phrack; photon; phone; phoenix; philip; phil; peter; pete; pervert; persona; persimmo; permit; perfect; percolat; pepper; peoria; pentium; penthous; pentagra; pentagon; penname; penis; penguin; penelope; pencil; pecker; peanuts; paula; patty; patriot; patricia; paste; passphra; pascal; papers; paper; papa; pamela; pakistan; paint; painless; packer; packard; pacific; oxford; outside; output; outlaw; outdoors; osiris; oscar; orwell; orient; orca; operator; opensesa; openlock; opening; omega; olivia; olivetti; oldage; okay; office; ocelot; oceanogr; obscurit; nyquist; nuts; nutritio; number; null; nukem; nuke; nude; nuclear; noxious; november; novel; nova; noth; notes; noreen; node; nobody; noble; nnaacp; nita; nintendo; nightmar; night; nicotine; nicole; nice; next; newyork; newton; newsgrou; news; newborn; network; netscape; ness; neptune; nepenthe; navy; nasa; napoleon; nancy; name; nagel; mutant; muppets; msdos; mpeg; mozart; movies; movie; move; mouse; mountain; mosaic; mortgage; mortalco; mortal; morris; morley; more; moose; moor; moom; monica; monday; moguls; mogul; modem; mode; mkii; mission; misfit; minsky; minimum; mine; mike; midieval; microsof; micropro; microchi; micro; mickey; michelle; michele; michelan; michel; michael; mice; mets; metalica; metalhea; metal; merlin; mercury; menu; menace; memory; member; melrose; mellon; melissa; megan; megadeth; megabyte; meagan; maurice; math; master; mason; mary; marvin; marty; mars; marriage; marni; markus; mark; marines; marijuan; marietta; mariens; maria; marcy; marci; mara; manager; mana; malcom; malcolm; maint; mail; magnet; magic; maggot; macro; mack; macintos; machine; lynne; lynn; lust; luke; lude; lucy; lucus; luck; lover; lovebug; louis; loser; lorraine; lorin; lori; lore; loose; lolopc; lois; logout; loginwor; logic; lockword; lockout; lock; load; live; literatu; lisp; lisa; lips; lion; link; linda; limited; limbaugh; lima; lightsab; light; life; licker; lick; library; liberal; lexluthe; lewis; letmein; leslie; lesbian; leroy; leland; legal; leftwing; left; lebesgue; leah; lazer; lazarus; lava; laura; laser; larry; larkin; lara; laptop; lana; laminati; lambda; lakers; ladle; ladies; kristy; kristine; kristin; kristie; kristi; kristen; krista; known; knightma; knight; knife; klingon; kitten; kissmyas; kiss; kirkland; kirk; king; kimberly; kilo; killthem; kill; kids; keyword; keyin; keybord; kewl; kevin; kerry; kerrie; kerri; kernel; kermit; keri; kelly; katrina; katina; kathy; kathrine; kathleen; kate; katana; karina; karie; karen; kaka; jupiter; june; juliet; julie; julia; juicy; juggle; judy; judith; joyce; journal; joshua; joseph; johnny; johndoe; john; jody; joanne; jixian; jill; jewelry; jester; jessica; jerusale; jerry; jenny; jennifer; jenni; jeff; jeanne; jean; jazz; java; jasmin; japan; janie; janice; janet; jane; jail; jackie; isis; irishman; irene; invent; integer; inside; input; innocuou; inna; ingrid; ingress; ingres; indians; indiana; indian; india; include; imperial; immortal; imbrogli; image; illumina; icecream; hypertxt; hyper; hydrogen; hutchins; hunter; hunt; http; hotel; hotdog; host; horus; horse; horror; horrible; horny; hooters; hooker; honey; homework; homer; homepage; hollywoo; holly; hole; hits; hitler; highland; high; hidden; hibernia; hiawatha; hexadeci; hewlett; heroin; hero; herbert; herb; help; hello; hell; heinlein; heidi; hebrides; heather; heathen; heat; headbang; head; hawaii; haven; hate; harvey; harold; harmony; harddriv; hardcore; hard; happenin; handjob; handily; handel; hamster; hamlet; hallowee; hair; hagar; hacked; hack; guntis; gumption; guitar; guess; gucci; guardian; gryphon; group; green; great; grant; grand; grahm; graham; grades; govermen; gouge; gosling; gorges; gorgeous; good; golfer; golf; golden; gold; glacier; girl; ginger; gina; gigabyte; gibson; ghost; gertrude; germ; george; gauss; gatt; gatherin; gateway; garfield; gardner; games; gabriel; fungible; function; fudge; fuckyou; fuckme; fucking; fucker; fuck; fryguy; frog; frighten; friends; friend; friday; french; freedom; free; fred; freak; frank; france; foxtrot; fourier; forsythe; fornicat; format; form; forever; foresigh; ford; force; football; foolproo; fool; food; flowers; flower; florida; float; flakes; fishers; firewall; fire; finite; file; fight; field; fidelity; ferrari; fermat; fender; felicia; feds; fear; fast; fart; faraday; farad; family; false; falcon; faith; fairway; extensio; explosiv; explorer; explore; explode; expert; evelyn; euclid; eternity; estate; establis; ersatz; erotic; erin; erika; erica; eric; erenity; enzyme; enterpri; enter; english; england; engineer; engine; enemy; emmanuel; emily; emerald; email; ellen; elizabet; elephant; electron; elanor; elaine; einstein; einsiein; eileen; eiderdow; egghead; edwina; edwin; educatio; education; edition; edit; edinburg; edges; eddie; echo; eatme; easy; easier; earth; eagle; eager; dyke; dungeon; duncan; dulce; duke; duelist; dude; duck; drought; drive; drdoom; dragon; download; dope; doors; door; doonesbu; doomsday; doomii; doom2; doom; dong; dollar; doctor; display; disney; diskette; disk; discover; disclose; discipli; disc; dirty; director; direct; dipshit; dinosaur; digital; dieter; diet; diehard; dick; dice; diane; diana; diamond; dial; device; develop; desperat; desktop; desk; desiree; dennis; denise; democrat; deluge; delta; defoe; DEFAULT; deck; december; debug; deborah; debbie; deathsta; dead; dawn; dave; data; darkaven; dark; dapper; danny; danielle; daniel; dancer; dana; daisy; daemon; cynthia; cyberspa; cyberpun; cyber; customer; cunt; cshrc; crystal; cristina; criminal; crime; cretin; creosote; credit; creature; creation; create; cream; crackpot; crack; cowboy; couscous; country; counters; correct; corneliu; copy; cops; copper; cooper; cool; cookie; cookbook; cook; continue; console; conserva; connie; condom; condo; comrades; comrade; computin; company; commrade; commit; comics; combat; color; collins; cold; cola; coke; coin; coffee; codeword; codename; code; cock; cocainco; cocacola; coast; clusters; cluster; clinton; cleavage; claymore; claudia; classic; classes; class; cindy; cigarett; cigar; christy; christin; chris; chip; chester; chess; chemistr; chem; chat; charon; charming; charlie; charles; charity; change; cerulean; celtics; celtic; celt; cecily; cayuga; cave; cathy; catholic; catherin; castle; cash; cascades; carson; carrie; caroline; carolina; carole; carol; carmen; carla; caren; cardinal; card; capture; captain; cantor; candy; candi; camping; campanil; camille; californ; butthead; butt; butch; burn; burgess; bung; bumbling; bullshit; bulls; brutefor; brute; brunette; brothel; broadway; bridget; brian; brenda; breast; break; bravo; brandy; brandi; bradley; boyscout; born; book; boobs; boob; boner; bomb; board; blues; blue; blowjob; blow; bloodaxe; blood; blondie; blonde; black; bitnet; bitmap; bitch; bishop; bird; bios; binary; bill; bigfoot; bicamera; bible; beverly; betty; betsie; beth; beta; beryl; berliner; berlin; berkeley; beowulf; benz; beloved; bell; behead; begin; beethove; becky; beaver; beauty; beater; beast; bear; beammeup; beach; batman; batch; bassoon; bass; basic; baseball; bartman; bart; baritone; barf; bare; barber; barbara; banks; bank; bandit; bananas; banana; ball; bailey; badass; backdoor; bacchus; baby; babe; azure; aztecs; authoriz; attack; atom; atmosphe; athena; asshole; asian; artist; arthur; arrow; army; arlene; ariadne; aria; april; apollo13; anything; anvils; anthropo; anthrax; answer; anonymou; anon; annette; anne; anna; anita; animals; animal; angie; angerine; angela; anfo; andy; andromac; android; andrea; anchor; anarchy; anarchis; analog; anal; amorphou; america; amber; amanda; amadeus; alphabet; allow; allison; alison; alisa; alicia; alice; aliases; alias; algebra; alexande; alex; alert; albert; albatros; albany; alaska; airplane; aids; aerobics; adult; adrianna; adrian; adam; action; account; academic; academia; 000000; 00000; 0000; 000; testing; death; xxxxxxxxx; xxxxxxxx; xxxxxxx; xxxxxx; xxxxx; xxxx; xxx; guessme; youwontguessme; uwontguessme; mirc; kiddie; scriptkiddie; script; hax0r; hacker; l337; l33t; leet; killer; 0wn3d; w00t; heaven; spaceman; satanic; satanik; satan; gobo; Matthew; Matt; Mat; mypass123; mypass; pw123; admin123; mypc123; mypc; love; pwd; login; home; zxcv; yxcv; qwer; secret; asdf; win; test123; abc; aaa; crash; fucked; netfuck; irule; owned; 0wned; net-devil; netdevil; devil; Nilez; foobar; god; sex; pat; patrick; alpha; 007; 123abc; 1234qwer; 123123; 121212; 111111; 110; 2600; 2002; enable; godblessyou; ihavenopass; 123asd; super; Internet; 123qwe; sybase; abc123; abcd; passwd; pass; 88888888; 11111111; 111; 54321; 654321; 123456789; 12345678; 1234567; 123456; 12345; 1234; 123; temp123; Changeme; changeme; linux; unix; LOCAL; pepsi; SERVER; SYSTEM; BACKUP; ACCESS; TEST; edu; Owner; OWNER; DEMO; FILES; READ; BOTH; ladeda; FULL; WRITE; SHARE; TEMP; PASSWORD; ADMIN; ROOT; GUEST; bla; fubar; ADMINISTRATOR; db2; oracle; dba; database; default; guest; wwwadmin; teacher; student; owner; computer; root; staff; admin; admins; administrat; administrateur; administrador; administrator Exploit: Emplea las siguientes brechas de seguridad: – MS03-049 (Buffer Overrun in the Workstation Service) – MS04-007 (ASN.1 Vulnerability) – MS05-039 (Vulnerability in Plug and Play) – MS06-040 (Vulnerability in Server Service) – Puerta trasera NetDevil (puerto 903) Creación de direcciones IP: Crea direcciones IP aleatorias e intenta establecer una conexión con dichas IPs. Proceso de infección: Crea un script TFTP en el sistema afectado, para descargar el programa viral en la ubicación remota. Crea un script FTP en el sistema afectado, para descargar el programa viral en la ubicación remota. Ejecución remota: –Intenta programar una ejecución remota del programa viral, en la máquina recién infectada. Por eso emplea la función NetScheduleJobAdd. IRC Para enviar informaciones y proporcionar control remoto, se conecta al siguiente servidor IRC: Servidor: ftp.mdawor********** Puerto: 37000 Canal: #(O)W)N(E(D)$$$ Apodo: [aapaap]-%número% – Este programa malicioso puede obtener y enviar informaciones tales como: • Velocidad del procesador • Usuario actual • Informaciones acerca de los controladores de dispositivos • Espacio libre en el disco • Memoria disponible • Tiempo de trabajo del programa viral • Informaciones acerca de la red • Informaciones acerca de los procesos del sistema • Tamaño de la memoria • Carpeta de sistema • Nombre de usuario • Informaciones acerca del sistema operativo Windows – Además puede efectuar las siguientes operaciones: • conectarse al servidor IRC • Iniciar ataques DDoS por desbordamiento de ICMP • Iniciar ataques DDoS por desbordamiento de SYN • Iniciar ataques DDoS por desbordamiento de UDP • Desactivar DCOM • Desactivar la opción de compartir recursos en la red • desconectarse del servidor IRC • Descargar fichero • Activar DCOM • Activar la opción para compartir recursos en la red • Ejecutar fichero • Ingresar a un canal IRC • Terminar proceso • Salir del canal IRC • Abrir remote shell • Ejecutar ataque DDoS • Realizar un análisis de la red • Redirigir puertos • Registrar un servicio • Reiniciar sistema • Enviar mensajes de correo • Apagar sistema • Terminar proceso • Se actualiza solo • Cargar fichero en Internet • Visitar un sitio web Informaciones diversas Objeto mutex: Crea el siguiente objeto mutex: • lame93d396s Técnicas anti-debugging Verifica si está funcionando uno de los siguientes programas: • Filemon • Regmon • SoftIce Datos del fichero Lenguaje de programación: El programa de malware ha sido escrito en MS Visual C++. Programa de compresión de ejecutables: Para agravar la detección y reducir el tamaño del fichero, emplea el siguiente programa de compresión de ejecutables: • SVKP
Descripción insertada por Teodor Onisor el viernes 6 de octubre de 2006 Descripción actualizada por Teodor Onisor el jueves 12 de octubre de 2006
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