Worm/Sdbot.51974 - Worm

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Sumário

Descrição completa

Estatísticas

Vírus	Worm/Sdbot.51974
Data em que surgiu:	07/09/2006
Tipo:	Worm
Incluído na lista "In The Wild"	Não
Nível de danos:	Baixo
Nível de distribuição:	Médio
Nível de risco:	Médio
Ficheiro estático:	Sim
Tamanho:	51.974 Bytes
MD5 checksum:	a11bf9ceff0c7cef69a730afb3390cd9
Versão VDF:	6.35.01.195
Versão IVDF:	6.35.01.199

Vulgarmente Meio de transmissão:
   • Rede local

Alias:
   • TrendMicro: WORM_SDBOT.XY
   • Grisoft: IRC/BackDoor.SdBot2.HRV

Sistemas Operativos:
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003

Efeitos secundários:
   • Descarrega um ficheiro malicioso
   • Baixa as definições de segurança
   • Altera o registo do Windows
   • Possibilita acesso não autorizado ao computador

Ficheiros Autocopia-se para a seguinte localização:
• %SYSDIR%\axux.exe

É criado o seguinte ficheiro:

– C:\sirh0t_changes_ur_hostfile.bat Além disso executa-se depois de gerado. Outras investigações apontam para que este ficheiro, também, seja malware. Detectado como: BAT/Qhost.A

Registry (Registo do Windows) São adicionados os seguintes valores ao registo de forma a que os processos sejam executados depois do computador ser reiniciado:

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "null"="axux.exe"

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices]
   • "null"="axux.exe"

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "null"="axux.exe"

Cria a seguinte entrada de forma a fazer um bypass à firewall do Windows XP:

– [HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\
   FirewallPolicy\StandardProfile\AuthorizedApplications\List]
   • "%windir%\system32\axux.exe"="%windir%\system32\axux.exe:*:Enabled:@xpsp2res.dll,-22019"

Infecção da rede Para assegurar a sua propagação o malware tenta ligar-se a outras máquinas como descrito abaixo.

Envia cópias de si próprio às seguintes partilhas de rede:
   • IPC$
   • C$
   • D$
   • E$
   • print$
   • Admin$

Usa a seguinte informação de login para ganhar acesso à máquina remota:

– Uma lista de nomes de utilizador e palavras-chave:
   • zxcv; zxc; zulu; zombie; zmodem; zimmerman; zimmerma; ziggy; zeitgeis;
      zebra; zap; yxcv; youwontguessme; young; yosemite; yolanda;
      yellowstone; yellowst; yellow; yankee; yang; yaco; xyzzy; xyz;
      xxxxxxxxx; xxxxxxxx; xxxxxxx; xxxxxx; xxxxx; xxxx; xxx; xray; xmodem;
      xmen; xman; xfer; xena; wyoming; wwwadmin; www; wwii; WRITE; wormwood;
      worm; work; worf; wordperf; word; woodwind; wood; women; wombat;
      woman; wolverin; wolf; wizard; within; wiseass; wisconsin; wisconsi;
      wired; winxp; winston; winpass; winnt; wing; wine; windozexp;
      windozeME; windoze98; windoze95; windoze2k; windoze; windowz;
      WindowsXP; windowsME; windows98; windows95; windows2k; windows;
      windose; win98; win2k; win2000; win; wilma; willie; williamsburg;
      williams; william; will; wileecoyote; whore; wholesale; wholesal;
      whitney; whiting; white; whisky; whatnot; whatever; wh0re; wh0r3;
      western; west; werewolf; wendy; wendi; well; weenie; weed; wednesda;
      webpage; web; wave; water; watchwor; wasp; warren; warp; wargames;
      warfare; warez; ward; waco; w00t; vodka; visualba; visual; visitor;
      virus; virginia; virgin; village; videogam; video; victor; vicky;
      vertigo; veronica; venus; vasant; vampire; valerie; vagina;
      uwontguessme; uucp; utility; util; usmc; userpassword; username;
      usermane; user1; User; USER; user; usenet; ursula; urchin; uranus;
      upload; unlock; Unknown; unknown; unix; universi; universe; universa;
      uniform; unicorn; unhappy; undo; uncle; umesh; ugly; tuttle; turnip;
      turn; tuesday; tubas; tty; truth; true; tron; trombone; trojan;
      trivial; trisha; trek; tree; trapdoor; trap; transfer; trails; tracy;
      tracie; traci; toyota; toxic; tortoise; topography; topograp; tomato;
      tokenrin; token; toggle; toad; tits; tina; time; tiger; tiffany;
      thursday; thin; theresa; thailand; text; tetris; testing; testin;
      tester; test123; Test; test; TEST; tess; terminat; terminal; tera;
      tennis; temptation; temptati; temp123; temp; TEMP; telnet; telephone;
      telephon; teenage; teen; technical; tech; tears; teapot; team;
      teacher; taylor; tarragon; target; tara; tape; tango; tangerine;
      tangerin; tammy; tamie; tami; tamara; tall; talk; tabasco; SYSTEM;
      system; sysop; sysadmin; sys; symmetry; sybil; sybase; sword; switch;
      sweat; swearer; suzie; suzanne; susie; susanne; susan; surfing;
      surfer; supported; supporte; support; supervis; superuser; superuse;
      superstage; supersta; superson; superman; super; sunday; sun; summer;
      sue; sucks; suckmydi; suck; success; subway; subscrib; stuttgart;
      stuttgar; student1; student; strip; string; streetfi; stratford;
      stratfor; strangle; strange; stones; stoned; stoneage; steve; stereo;
      stephanie; stephani; steph; steel; steal; steak; starwars; startup;
      startrek; start; starship; star; Standard; staff; stacy; stacie;
      staci; stacey; sr71; squires; sqlpass; sqlagent; sql; spunk; springer;
      spring; spred; spit; spiderma; spider; spice; spencer; spell; spear;
      sparrows; spaceshi; spaceman; 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; signature; signatur; sierra; siemens; sick; shuttle;
      short; shivers; shiva; shitpot; shit; shirley; shift; sherri; shell;
      sheldon; sheffield; sheffiel; sharon; sharks; shark; SHARE; sharc;
      shannon; sexy; sex; sesame; service; SERVER; serial; serenity; sentry;
      sentinel; sensor; sega; seed; security; secret; search; scriptkiddie;
      script; scout; scotty; scott; scorpion; scifi; schoolsucks; school;
      scheme; scamper; saxon; saturn; saturday; satanik; satanic; satan;
      sarah; sara; sandy; sandra; sample; samantha; sam; salt; sale; salami;
      sal; sage; safe; ruth; rush; running; rules; rude; ruby; ruben;
      rubber; RPC; rough; Ross; roses; rosemary; rosebud; rose;
      RoscoPColtrane; RoscoP; Rosco; rooted; ROOT; root; ronald; ron;
      romulan; romeo; romano; rolex; rodent; rockyhor; rocky; rock;
      rochester; rocheste; rochelle; robyn; robotics; robot; robin; robert;
      roach; rje; 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; READ; razor;
      rascal; rape; random; raleigh; raindrop; rainbow; rain; raid; RAGE;
      rachmaninoff; rachmani; rachelle; rachel; rabbit; r00t; qwerty; qwert;
      qwer; qwe; quebec; qaz; pwd; pw123; pussy; puppet; punk; punisher;
      puneet; pumpkin; puke; puck; public; pub; psychopa; psycho; protozoa;
      protect; prompt; program; profile; professor; professo; processo;
      proceed; privs; private; priv; printer; princeton; princeto; prince;
      presto; prelude; precious; praise; power; poster; post; porsche;
      porno; porn; pork; poor; poop; pondering; ponderin; polynomial;
      polynomi; polly; police; poetry; plymouth; pluto; plover; playboy;
      plane; pizza; piss; pinname; pink; pimp; pierre; pick; phuck; phreak;
      phrase; phrack; photon; phone; phoenix; philip; phil; peter; pete;
      pervert; persona; persimmon; persimmo; permit; perfect; percolate;
      percolat; pepsi; pepper; peoria; pentium; penthous; pentagra;
      pentagon; penname; penis; Penis; penguin; penelope; pencil; pecker;
      peanuts; paula; patty; patriot; patrick; patricia; pat; paste;
      password123; password1; Password; PASSWORD; password; passwd;
      passphra; pass1234; pass123; pass; pascal; papers; paper; papa;
      pamela; pam; pakistan; paint; painless; pad; packer; packard; pacific;
      oxford; Owner; OWNER; owner; owned; own; owa; outside; output;
      outlook; outlaw; outdoors; osiris; oscar; orwell; orient; orca;
      orange; oracle; operator; opensesa; openlock; opening; omega; olivia;
      olivetti; oldage; okay; office; oemuser; oeminstall; OEM; oem; ocelot;
      oceanography; oceanogr; obscurit; nyquist; nuts; nutrition; nutritio;
      number; null; nukem; nuke; nude; nuclear; noxious; november; novel;
      nova; noth; notes; noreen; noob; none; nokia; node; nobody; noble;
      nnaacp; nita; nintendo; Nilez; nightmar; night; nicotine; nicole;
      nice; next; newyork; newton; newsgrou; news; newborn; new; network;
      netscape; netfuck; netdevil; netbios; net-devil; net; ness; neptune;
      nepenthe; neil; navy; nasa; napoleon; nancy; name; nagel; mypc123;
      mypc; mypass123; mypass; 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; mkii; mit; mission; misfit; minsky; minimum; mine; mike;
      midieval; microsof; micropro; microchi; micro; mickey; michelle;
      michele; michelan; michel; michael; mice; mgr; mets; metalica;
      metalhea; metal; merlin; mercury; menu; menace; memory; member;
      melrose; mellon; melissa; megan; megadeth; megabyte; meagan; maurice;
      Matthew; Matt; math; Mat; master; mass; mason; mary; marvin; marty;
      mars; marriage; marni; markus; mark; marines; marijuan; marietta;
      mariens; maria; marcy; marci; mara; manager; mana; malcom; malcolm;
      maint; main; mail; magnet; magic; maggot; macro; mack; macintosh;
      macintos; machine; lynne; lynn; lust; luke; lude; lucy; lucus; luck;
      lover; lovebug; love; louis; loser; lorraine; lorin; lori; lore;
      loose; lolopc; lol; lois; logout; loginwor; loginpass; Login; login;
      logic; lockword; lockout; lock; LOCAL; load; liz; live; literatu;
      lisp; lisa; lips; lion; linux; link; linda; limited; limbaugh; lima;
      lightsab; light; life; licker; lick; library; liberal; lexluthe;
      lewis; letmein; leslie; lesbian; leroy; leland; legal; leftwing; left;
      leet; lee; lebesgue; leah; lazer; lazarus; lava; laura; laser; larry;
      larkin; lara; laptop; lana; lan; lamination; laminati; lambda; lakers;
      ladle; ladies; l33t; l337; kristy; kristine; kristin; kristie; kristi;
      kristen; krista; known; knightma; knight; knife; klingon; kitten;
      kissmyas; kiss; kirkland; kirk; king; kimberly; kim; kilo; killthem;
      killer; kill; kids; kiddie; keyword; keyin; keybord; key; kewl; kevin;
      kerry; kerrie; kerri; kernel; kermit; keri; kelly; katrina; katina;
      katie; kathy; kathrine; kathleen; kate; katana; karina; karie; karen;
      kaka; jupiter; june; juliet; julie; julia; juicy; juggle; judy;
      judith; joyce; joy; journal; joshua; joseph; johnny; johndoe; john;
      joe; jody; joanne; joan; jixian; jill; jewelry; jester; jessica;
      jerusale; jerry; jenny; jennifer; jenni; jen; jeff; jeanne; jean;
      jazz; java; jasmin; japan; janie; janice; janet; jane; jail; jackie;
      isis; irule; irishman; irene; Inviter; invent; intranet; internet;
      Internet; integer; inside; input; innocuous; innocuou; inna; ingrid;
      ingress; ingres; indians; indiana; indian; india; include; imperial;
      immortal; imbroglio; imbrogli; image; illumina; ihavenopass; icecream;
      ibm; ian; hypertxt; hyper; hydrogen; hutchins; hunter; hunt; http;
      hotel; hotdog; host; horus; horse; horror; horrible; horny; hooters;
      hooker; honey; homework; homeuser; homer; homepage; home; hollywoo;
      holly; hole; hits; hitler; highland; high; hidden; hibernia; hiawatha;
      hexadeci; hewlett; heroin; hero; herbert; herb; help; hello; hell;
      heinlein; heidi; hebrides; heaven; heather; heathen; heat; headoffice;
      headbang; head; haxing; hax0r; hax; hawaii; haven; hate; harvey;
      harold; harmony; harddriv; hardcore; hard; happening; happenin;
      handjob; handily; handel; hamster; hamlet; hallowee; hal; hair; hagar;
      hacker; hacked; hack; h4x1ng; h4x0ring; h4x0r1ng; guntis; gumption;
      guitar; Guest; GUEST; guest; guessme; guess; gucci; guardian; gryphon;
      group; green; great; grant; grand; grahm; graham; grades; govermen;
      gouge; gosling; gorges; gorgeous; good; golfer; golf; golden; gold;
      godblessyou; god; gobo; gnu; glen; glacier; girl; ginger; gina;
      gigabyte; gibson; ghost; gertrude; germ; george; gauss; gatt;
      gatherin; gateway; Gast; garfield; gardner; games; gabriel; fungible;
      function; fun; FULL; fudge; fuckyou; fuckme; fucking; fucker; fucked;
      fuck; fubar; fryguy; frog; frighten; friends; friend; friday; french;
      freedom; free; freddy; fred; freak; frank; france; foxtrot; fourier;
      forsythe; fornicat; format; form; forever; foresight; foresigh; ford;
      force; football; foolproof; foolproo; fool; food; foobar; flowers;
      flower; florida; float; flakes; fishers; fish; firewall; fire; finite;
      FILES; file; fight; field; fidelity; ferrari; fermat; fender; felicia;
      feds; fear; fast; fart; faraday; farad; family; false; falcon; faith;
      fairway; extension; extensio; explosiv; explorer; explore; explode;
      expert; exchnge; exchange; evelyn; euclid; eternity; estate;
      establish; establis; ersatz; erotic; erin; erika; erica; eric;
      erenity; enzyme; enterprise; enterpri; enter; english; england;
      engineer; engine; enemy; enable; emmanuel; emily; emerald; email;
      ellen; elizabeth; elizabet; elephant; electron; elanor; elaine;
      einstein; einsiein; eileen; eiderdown; eiderdow; egghead; edwina;
      edwin; education; educatio; edu; edition; edit; edinburgh; edinburg;
      edges; eddie; echo; eatme; easy; easier; earth; eagle; eager; dyke;
      dungeon; duncan; dulce; duke; duelist; dudette; dude; dud3; duck;
      drought; drive; drdoom; dragon; dos; dope; doors; door; doonesbu;
      doomsday; doomii; doom2; doom; dong; donaldduck; domainpassword;
      domainpass; domain; dollar; dog; doctor; display; disney; diskette;
      disk; discovery; discover; disclose; discipli; disc; dirty; director;
      direct; dipshit; dinosaur; digital; dieter; diet; diehard; dick; dice;
      diane; diana; diamond; dial; devil; device; develop; desperate;
      desperat; desktop; desk; desiree; dennis; denise; democrat; demo;
      DEMO; deluge; delta; Dell; dell; defoe; Default; DEFAULT; default;
      deck; december; debug; deborah; debbie; deb; deathsta; death; dead;
      dbpassword; dbpass; db1234; db1; dawn; dave; databasepassword;
      databasepass; database; data; darkaven; dark; dapper; danny; danielle;
      daniel; dancer; dana; daisy; daemon; d00d; cynthia; cyberspa;
      cyberpun; cyber; customer; cunt; ctx; cshrc; crystal; cristina;
      criminal; crime; cretin; creosote; credit; creature; creation; create;
      cream; crash; crackpot; crack; cowboy; couscous; country; counters;
      correct; cornelius; corneliu; copy; cops; copper; cooper; cool;
      cookie; cookbook; cook; control; continue; console; conserva; connie;
      connect; condom; condo; comrades; comrade; computin; computer; compaq;
      company; commrades; 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; cisco; cindy; cigarett;
      cigar; CHT; christy; christine; christina; christin; chris; chip;
      chester; chess; chemistry; chemistr; chem; CHECK; chat; charon;
      charming; charlie; charles; charity; Changeme; changeme; change;
      cerulean; celtics; celtic; celt; cecily; cayuga; cave; cathy;
      catholic; catherine; catherin; cat; castle; cash; cascades; carson;
      carrie; caroline; carolina; carole; carol; carmen; carla; caren;
      cardinal; card; capture; captain; capitol; cantor; candy; candi;
      camping; campanile; campanil; camille; californ; cad; butthead; butt;
      butch; burn; burgess; bung; bumbling; bullshit; bulls; bsd; brutefor;
      brute; brunette; bruce; brothel; broadway; bridget; brian; brenda;
      breast; break; bravo; brandy; brandi; bradley; boyscout; BOTH; born;
      book; boobs; boob; boner; bomb; bob; board; blues; blue; blowjob;
      blow; bloodaxe; blood; blondie; blonde; blank; black; bla; bitnet;
      bitmap; bitch; bishop; bird; bios; binary; billy; bill; bigfoot;
      bicameral; bicamera; bible; beverly; betty; betsie; beth; beta; beryl;
      berliner; berlin; berkeley; beowulf; benz; beloved; bell; behead;
      begin; beethoven; 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; backup; BACKUP;
      backdoor; bacchus; baby; babe; azure; aztecs; authoriz; attack; atom;
      atmosphere; atmosphe; athena; asshole; asm; asian; asdfgh; asdf; asd;
      artist; arthur; arrow; army; arlene; ariadne; aria; april; apollo13;
      anything; anvils; anthropogenic; anthropo; anthrax; answer; anonymou;
      anon; annette; anne; anna; ann; anita; animals; animal; angie;
      angerine; angela; anfo; andy; andromache; andromac; android; andrea;
      anchor; anarchy; anarchis; analog; anal; amy; amorphous; amorphou;
      america; amber; amanda; amadeus; ama; alphabet; alpha; allow; allison;
      alison; alisa; alicia; alice; aliases; algebra; alf; Alexander;
      alexande; Alex; alex; alert; albert; albatross; albatros; albany;
      alaska; Al3x; airplane; aids; afro; aerobics; adult; adrianna; adrian;
      Administrator; ADMINISTRATOR; administrator; Administrateur;
      Administrador; EdmInistreiter; L'amministratore; oikeusministeri;
      forsterkning; administrada; administrat; admin123; Admin; ADMIN;
      admin; adm; adam; ada; accounts; accounting; account; access; ACCESS;
      accept; academic; academia; abcd; abc123; abc; aaa; 88888888; 654321;
      54321; 2600; 2003; 2002; 123qwe; 123asd; 123abc; 1234qwer; 123467890;
      12346789; 1234678; 123467; 12346; 123456789; 12345678; 1234567;
      123456; 12345; 1234; 123123; 123; 121212; 121; 11111111; 111111; 111;
      110; 0wned; 0wn3d; 007; 00000000; 000000; 00000; 0000; 000; !@; $%^&*;
      !@; $%^&; !@; $%^; !@; $%; !@; $

Exploit:
– NetDevil backdoor (port 903)

Execução remota:
–Tenta programar uma execução remota do malware, na máquina recentemente infectada. Então usa a função de NetScheduleJobAdd.

IRC Para enviar informações do sistema e permitir controlo remoto liga-se ao servidor de IRC:

Servidor: federa.mine.**********
Porta: 3300
Palavra-chave do servidor: 146751dhzx
Canal #100+
Nickname: %uma série de caracteres aleatórios%
Palavra-chave hzx

– Este malware tem a capacidade de recolher e enviar a seguinte informação:
    • Velocidade do CPU
    • Utilizador Actual
    • Detalhes acerca dos drivers
    • Espaço disponível no disco
    • Memória disponível
    • Tempo de vida do malware
    • Capacidade da memória
    • Nome de utilizador
    • Informação sobre o sistema operativo Windows

– Para além disso tem a capacidade de executar as seguintes acções:
    • Lança DDoS SYN floods
    • Download de ficheiros
    • Termina processos
    • Inicia o keylog
    • Actualiza-se a ele próprio

Informações diversas Mutex:
Cria o seguinte Mutex:
• nobb

Detalhes do ficheiro Linguagem de programação:
Ficheiro escrito em MS Visual C++.

Empacotador de Runtime:
De forma a agravar a detecção e reduzir o tamanho do ficheiro é lançado com o seguinte empacotador de runtime:
• MEW

Veja aqui uma breve descrição.

Descrição adicionada por Adriana Popa em Wed, 04 Oct 2006 10:27 (GMT+1)
Descrição adicionada por Adriana Popa em Wed, 04 Oct 2006 13:09 (GMT+1)

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