Nome del virus:TR/VB.Inject.61441.DA
Scoperto:12/03/2010
Tipo:Trojan
In circolazione (ITW):Si
Numero delle infezioni segnalate:Medio-Basso
Potenziale di propagazione:Medio
Potenziale di danni:Medio
File statico:Si
Dimensione del file:61.441 Byte
Somma di controllo MD5:7cc9b28b3279b99fbf294180df9e4ecd
Versione IVDF:7.10.05.64 - venerdì 12 marzo 2010

 Generale Metodo di propagazione:
   • Funzione di esecuzione automatica
   • Rete locale
   • Messenger


Alias:
   •  Mcafee: W32/IRCbot virus
   •  Sophos: Mal/VBInject-D
   •  Panda: Trj/Kreeper.H
   •  Eset: Win32/AutoRun.KS
   •  Bitdefender: Trojan.Generic.3546827


Piattaforme / Sistemi operativi:
   • Windows 2000
   • Windows XP
   • Windows 2003


Effetti secondari:
   • Scarica un file “maligno”
   • Duplica file “maligni”
   • Modifica del registro
   • Accesso e controllo del computer da parte di terzi

 File Si copia alle seguenti posizioni:
   • %unità disco%\%CLSID%\Mars1.exe
   • %unità disco%\%nome del computer%\%nome del computer%\%nome del computer%x1.exe



Vengono creati i seguenti file:

– %unità disco%\%nome del computer%\%nome del computer%\Desktop.ini
– %unità disco%\autorun.inf Questo è un file di testo “non maligno” con il seguente contenuto:
   •




Prova a scaricare un file:

– La posizione è la seguente:
   • http://1.img-myspace.info/net/**********

 Registro Viene aggiunta nel registro la seguente chiave con lo scopo di eseguire il processo dopo il riavvio:

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "InternetServics1"="C:\%CLSID%\Mars1.exe"

 Messenger Si diffonde via Messenger. Le caratteristiche sono descritte sotto:

– MSN Messenger
– Yahoo Messenger

L'URL si riferisce così a una copia del malware descritto. Se l'utente scarica ed esegue questo file, il processo virale ricomincia di nuovo.

 “Infezione” della rete Per assicurarsi la propria propagazione, il malware tenta di connettersi ad altre macchine come descritto qui sotto:


Exploit:
Sfrutta le seguenti vulnerabilità:
– MS04-007 (ASN.1 Vulnerability)
– MS06-040 (Vulnerability in Server Service)

 IRC Per inviare informazioni sul sistema e per fornire il controllo remoto, si connette ai seguenti server IRC:

Server: march.psy**********.cz
Porta: 4949
Nickname: VirUs-hlrjbr

Server: march.bot**********.info
Porta: 4949
Nickname: VirUs-hlrjbr

 Host L'host del file viene modificato come spiegato:

– L'accesso ai seguenti domini è reindirizzato ad altre destinazioni:
   • msnfix.changelog.fr; www.incodesolutions.com; virusinfo.prevx.com;
      download.bleepingcomputer.com; www.dazhizhu.cn; foro.noticias3d.com;
      www.spybotupdates.com; club.myce.com; www.k7computing.com;
      softwaresecuritysolutions.com; www.nabble.com; lurker.clamav.net;
      lexikon.ikarus.at; research.sunbelt-software.com; www.virusdoctor.jp;
      www.elitepvpers.de; guru.avg.com; downloads.sophos.com;
      share.skype.com; myantispyware.com; www.superuser.co.kr; ntfaq.co.kr;
      v.dreamwiz.com; cit.kookmin.ac.kr; forums.whatthetech.com;
      forum.hijackthis.de; avg.vo.llnwd.net; ftp.drweb.com;
      www.zonealarm.com; smadaver.com; support.emsisoft.com;
      www.huaifai.go.th; www.mostz.com; www.krupunmai.com;
      www.cddchiangmai.net; forum.malekal.com; tech.pantip.com;
      sapcupgrades.com; www.elguruinformatico.com; forums.avg.com;
      zastita.com; support.kaspersky.com; www.247fixes.com;
      forum.sysinternals.com; forum.telecharger.01net.com; sophos.com;
      foros.softonic.com; avast-home.uptodown.com;
      dr-web-cureit.softonic.com; heavenward.ru; forum.smadav.net;
      www.forum.kaspersky.com; www.f-secure.com; www.chkrootkit.org;
      diamondcs.com.au; www.rootkit.nl; www.sysinternals.com; z-oleg.com;
      espanol.dir.groups.yahoo.com; ftp01net.telechargement.fr;
      modelayu.com; vaksin.com; bbs.kaspersky.com.cn; www.castlecrops.com;
      www.misec.net; safecomputing.umn.edu; www.antirootkit.com;
      www.greatis.com; ar.answers.yahoo.com; www.elhacker.org;
      research.pandasecurity.com; www.tpu.ro; www.pinoyden.com;
      www.rootkit.com; www.pctools.com; www.pcsupportadvisor.com;
      www.resplendence.com; www.personal.psu.edu; foro.ethek.com;
      foro.elhacker.net; download.zonealarm.com; spywarehammer.com;
      www.codelain.com; vil.nail.com; search.mcafee.com; wwww.mcafee.com;
      download.nai.com; wwww.experts-exchange.com; www.bakunos.com;
      www.darkclockers.com; www2.gmer.net; ariefew.com; www.emsisoft.com;
      forum.romeonet.ro; www.Merijn.org; www.spywareinfo.com;
      www.spybot.info; www.viruslist.com; www.hijackthis.de;
      ftp.f-secure.com; forum.kaspersky.com; es.trendmicro-europe.com;
      www.hvaonline.net; forum.lowyat.net; kb.eset.com; majorgeeks.com;
      www.avp.com; www.virustotal.com; www.sophos.com;
      linhadefensiva.uol.com.br; cmmings.cn; www.sergiwa.com;
      www.el-hacker.com; dl2.agnitum.com; forum.smadav.net;
      images.malwareremoval.com; www.avg-antivirus.net;
      www.kaspersky-labs.com; www.kaspersky.com; www.bleepingcomputer.com;
      www.free.grisoft.com; alerta-antivirus.inteco.es; greatis.com;
      www.oprekpc.com; www.gmer.net; forum.kasperskyclub.com;
      securityresponse.symantec.com; www.analysis.seclab.tuwien.ac.at;
      www.symantec.com; www.kztechs.com; ad-aware-se.uptodown.com;
      stdio-labs.blogspot.com; forum.lrytas.lt; www.decido.de;
      wap.elakiri.com; liveupdate.symantecliveupdate.com;
      liveupdate.symantec.com; customer.symantec.com; update.symantec.com;
      www.box.net; foro.el-hacker.com; acs.pandasoftware.com;
      egavisa.blogspot.com; angui123.cn; beta.eset.com; www.mcafee.com;
      www.free.avg.com; download.mcafee.com; mast.mcafee.com;
      www.tecno-soft.com; ladooscuro.es; ftp.drweb.com;
      download.microsoft.com; www.mypcsafe.com; www.blindedbytech.com;
      kaspersky.com; guru0.grisoft.cz; guru1.grisoft.cz; guru2.grisoft.cz;
      guru3.grisoft.cz; download.bleepingcomputer.com; it.answers.yahoo.com;
      www.softonic.com; www.mycity.rs; cairopt.net;
      rootrepeal.googlepages.com; guru4.grisoft.cz; guru5.grisoft.cz;
      www.virusspy.com; download.f-secure.com; www.malwareremoval.com;
      forums.cnet.com; foros.softonic.com; www.freedrweb.com; www.kaskus.us;
      rootrepeal.psikotick.com; hjt-data.trend-braintree.com;
      www.pantip.com; secubox.aldria.com; www.forospyware.com;
      www.manuelruvalcaba.com; www.zonavirus.com; www.leforo.com;
      www.gsmph.com; blokvesti.net; www.viprasys.org; www.siteadvisor.com;
      blog.threatfire.com; www.threatexpert.com; blog.hispasec.com;
      www.configurarequipos.com; sosvirus.changelog.fr; www.psicofxp.com;
      www.gsmph.net; www.gyakorikerdesek.hu; us.mcafee.com;
      mailcenter.rising.com.cn; mailcenter.rising.com; www.rising.com.cn;
      www.rising.com; www.babooforum.com.br; www.runscanner.net;
      www.blogschapines.com; www.zyzoom.org; www.avsoft.ru; www.elakiri.com;
      sosvirus.changelog.fr; upload.changelog.fr; www.raymond.cc;
      changelog.fr; www.pcentraide.com; atazita.blogspot.com;
      www.thinkpad.cn; www.sunbeltsoftware.com; cert.inteco.es;
      www.gamexeon.com; nod32-antivirus.en.softonic.co; www.final4ever.com;
      files.filefont.com; www.infos-du-net.com; www.trendsecure.com;
      forum.hardware.fr; www.utilidades-utiles.com; blogs.icerocket.com;
      www.spywarefri.dk; alfrasha.maktoob.com; www.eset.eu;
      www.spychecker.com; www.geekstogo.com; forums.maddoktor2.com;
      www.smokey-services.eu; www.clubic.com; www.linhadefensiva.org;
      www.rolandovera.com; forum.burek.com; secure.sophos.com;
      usa.kaspersky.com; download.sysinternals.com; www.pcguide.com;
      www.thetechguide.com; www.ozzu.com; www.changedetection.com;
      espanol.groups.yahoo.com; www.sunbeltsecurity.com;
      www.quickheal.co.in; www.vivalared.com; community.thaiware.com;
      www.avpclub.ddns.info; www.offensivecomputing.net; www.grisoft.com;
      boardreader.com; www.guiadohardware.net; www.webroot.com;
      www.thehelper.net; www.kaldata.com; vil.nai.com;
      www.msnvirusremoval.com; www.cisrt.org; fixmyim.com; samroeng.hi5.com;
      foro.elhacker.net; www.daboweb.com; service1.symantec.com;
      us3.download.comodo.com; forum.gsmhosting.com; www.computerforum.com;
      forums.techguy.org; www.incodesolutions.com;
      hijackthis.download3000.com; www.cybertechhelp.com;
      www.superdicas.com.br; www.51nb.com; us4.download.comodo.com;
      www.jbtalks.cc; ad13.geekstogo.com; downloads.andymanchesta.com;
      andymanchesta.com; info.prevx.com; aknow.prevx.com; www.zonavirus.com;
      securitywonks.net; www.yoreparo.com; www.spywarecease.com;
      forum.dobreprogramy.pl; community.mcafee.com; www.lavasoft.com;
      www.virscan.org; www.eeload.com; down.www.kingsoft.com; www.file.net;
      onecare.live.com; mvps.org; www.laneros.com; www.pc1news.com;
      forum.avira.com; downloads.novirusthanks.org;
      www.housecall.trendmicro.com; www.avast.com; www.free.avg.com;
      www.onlinescan.avast.com; www.ewido.net; www.trucoswindows.net;
      www.mozilla-hispano.org; www.jackbloodforum.com;
      www.kosandpol.elakiri.com; www.futurenow.bitdefender.com;
      www.bitdefender.com; www.f-prot.com; www.trendsecure.com;
      security.symantec.com; oldtimer.geekstogo.com;
      sopiansantosa.blogspot.com; www.fileresearchcenter.com; www.avira.com;
      www.eset.com; www.free.avg.com; www.free-av.com; kr.ahnlab.com;
      www.eset.com; forospyware.com; thejokerx.blogspot.com; cairopt.net;
      oolbar.cyberdefender.com; golpe.dyndns.org; www.2-spyware.com;
      www.antivir.es; www.prevx.com; www.ikarus.net; bbs.s-sos.net;
      www.housecall.trendmicro.com; www.superdicas.com.br;
      www.superantispyware.com; www.unhackme.com; www.askmehelpdesk.com;
      www.forums.majorgeeks.com; www.castlecops.com; www.virusspy.com;
      andymanchesta.com; www.kaspersky.es; subs.geekstogo.com;
      www.forospanish.com; blog.rnsafe.com; www.regrun.com;
      irc.snahosting.net; www.trendmicro.com; www.fortinet.com;
      www.safer-networking.org; www.fortiguardcenter.com; www.dougknox.com;
      www.vsantivirus.com; static.commentcamarche.net;
      www.gyakorikerdesek.hu; www.fixya.com; www.firewallguide.com;
      www.auditmypc.com; www.spywaredb.com; www.mxttchina.com;
      www.ziggamza.net; www.forospyware.es; pogonyuto.forospanish.com;
      spywarefiles.prevx.com; k2r.th3kings.net; www.betterantivirus.com;
      www.antivirus.comodo.com; www.spywareterminator.com;
      www.eradicatespyware.net; www.freespywareremoval.info;
      www.personalfirewall.comodo.com; wakoopa.com; forum.drweb.com;
      bb1.th3kings.net; www.clamav.net; www.antivirus.about.com;
      www.pandasecurity.com; www.webphand.com; mx.answers.yahoo.com;
      www.securitywonks.net; www.messengeradictos.com; www.geekpolice.net;
      bub.th3kings.net; www.sandboxie.com; www.clamwin.com;
      www.cwsandbox.org; www.ca.com; www.arswp.com; es.answers.yahoo.com;
      www.trucoswindows.es; www.ipaddresser.com; www.abgenis.net;
      www.freefixer.com; forums.afterdawn.com; www.networkworld.com;
      www.cddchiangmai.net; www.threatexpert.com; www.norman.com;
      espanol.answers.yahoo.com; www.tallemu.com; foro.portalhacker.net;
      www.groupwhere.org; sniff.runescapetube.com; virscan.org;
      www.viruschief.com; scanner.virus.org; www.hijackthis.de;
      housecall65.trendmicro.com; www.guiadohardware.net;
      forums.whatthetech.com; mustlovewine.com; www3.malekal.com;
      esetnod32antivirus.blogspot.com; hjt.networktechs.com;
      www.techsupportforum.com; www.whatthetech.com; www.soccersuck.com;
      www.pcentraide.com; comunidad.wilkinsonpc.com.co; forum.hocit.com;
      forum.smadav.net; fgp.e2doo.com; forum.piriform.com;
      www.tweaksforgeeks.com; www.daniweb.com; www.geekstogo.com;
      es.answers.yahoo.com; www.techsupportforum.com;
      dnl-eu8.kaspersky-labs.com; www.oprekpc.com; shv4.ath.cx;
      www.pcworld.com; www.pchell.com; www.spyany.com; forums.techguy.org;
      www.experts-exchange.com; www.wikio.es; www.pandasecurity.com;
      forums.devshed.com; devbuilds.kaspersky-labs.com;
      hana-ahmad.blogspot.com; forum.tweaks.com; www.wilderssecurity.com;
      www.techspot.com; www.thecomputerpitstop.com; es.wasalive.com;
      secunia.com; www.killtrojan.net; www.ulop.net; www.eliters.com;
      sip4.voipkosovasite.com; es.kioskea.net; www.taringa.net;
      www.cyberdefender.com; www.feedage.com; new.taringa.net;
      forum.zazana.com; forum.clubedohardware.com.br; mks.com.pl;
      www.vietcaravan.us; trbotnet.sytes.net; www.computing.net;
      discussions.virtualdr.com; forum.securitycadets.com; www.techimo.com;
      13iii.com; www.dicasweb.com.br; www.javacoolsoftware.net;
      cofradia.org; wasteland-bg.com; www.windowexe.com;
      www.infosecpodcast.com; www.usbcleaner.cn; www.net-security.org;
      www.bleedingthreats.net; acs.pandasoftware.com; www.funkytoad.com;
      malwarebytes.org; sabithpocker.blogspot.com; comprolive.vox.com;
      www.360safe.cn; www.360safe.com; bbs.360safe.cn; bbs.360safe.com;
      codehard.wordpress.com; forum.clubedohardware.com.br; antitrick.com;
      www.configurarequipos.com; www.jiwang.org;
      anti-virus-software-review.toptenreviews.com; www.360.cn; www.360.com;
      bbs.360safe.cn; bbs.360safe.com; www.forospyware.es;
      p3dev.taringa.net; www.precisesecurity.com; dlpe.antivir.com;
      www.jvme.com; share.skype.com; comprolive.com; baike.360.cn;
      baike.360.com; kaba.360.cn; kaba.360.com; deckard.geekstogo.com;
      www.taringa.net; forums.comodo.com; www.mvps.org; melcy.wordpress.com;
      forum.softpedia.com; pcvids.wordpress.com; down.360safe.cn;
      down.360safe.com; x.360safe.com; dl.360safe.com; ftp.drweb.com;
      www.hotshare.net; es.wasalive.com; free.antivirus.com;
      forum.hocit.com; destavision-forum.com; inspiresoft.blogspot.com;
      updatem.360safe.com; updatem.360safe.cn; update.360safe.cn;
      update.360safe.com; www.utilidades-utiles.com; forum.kaspersky.com;
      www.indowebster.web.id; zastita.com; www.sz-pet.com; bbs.duba.net;
      www.duba.net; zhidao.baidu.com; hi.baidu.com; www.drweb.com.es;
      msncleaner.softonic.com; www.javacoolsoftware.com;
      beniono.wordpress.com; www.4-gsmteam.com; msntubers.freehostia.com;
      file.ikaka.com; file.ikaka.cn; bbs.ikaka.com; zhidao.ikaka.com;
      www.eset-la.com; download.eset.com; software-files.download.com;
      www.faravirusi.com; www.winbots.es; forum.chip.de; www.ikaka.com;
      www.ikaka.cn; bbs.cfan.com.cn; www.cfan.com.cn; www.pandasecurity.com;
      es.mcafee.com; downloads.malwarebytes.org; www.devirusare.com;
      forum.skype.com; shitit.net; www.webimmune.net; bbs.kafan.cn;
      bbs.kafan.com; bbs.kpfans.com; bbs.taisha.org;
      www.manuelruvalcaba.com; support.f-secure.com; bbs.winzheng.com;
      devirusare.com; social.microsoft.com; www.shitit.net;
      alerta-antivirus.inteco.es; foros.zonavirus.com;
      alerta-antivirus.red.es; www.zonavirus.com; www.malwarebytes.org;
      www.commentcamarche.net; news.support.veritas.com; www.zonealarm.com;
      www.ewido.net; www.infospyware.com; www.bitdefender.es;
      housecall.trendmicro.com; foros.toxico-pc.com; www.identi.es;
      es.kioskea.net; virusinfo.info; forums.zonealarm.com; www.emsisoft.de;
      www.securitynewsportal.com; irc.ekizmedia.com; zone.arminboutique.com;
      story.dnsentrymx.com; google.com


 Processi terminati Lista dei processi che vengono terminati:
   • MSMPENG.EXE; MSASCUI.EXE; GUARDXKICKOFF.EXE; GUARDXSERVICE.EXE;
      VIRUSUTILITIES.EXE; VBA32-PERSONAL-LATEST-ENGLISH.EXE;
      TrendMicro_TISPro_16.1_1063_x32.EXE; WITSETUP.EXE; AVINSTALL.EXE;
      K7TS_SETUP.EXE; P08PROMO.EXE; ISSDM_EN_32.EXE; VIPRE.EXE;
      UNLOCKER.EXE; UNLOCKERASSISTANT.EXE; UNLOCKER1.8.7.EXE;
      REGUNLOCKER.EXE; COMPAQ_PROPIETARIO.EXE; ATF-CLEANER.EXE;
      SAFEBOOTKEYREPAIR.EXEOTMOVEIT3.EXEHOSTSXPERT.EXEDAFT.EXE; VIRUS.EXE;
      HIJACK-THIS.EXE; MRT.EXE; MRTSTUB.EXE; WINDOWS-KB890930-V2.2.EXE;
      HJ.EXE; ELISTA.EXE; PENCLEAN.EXE; MBAM-SETUP.EXE; MBAM.EXE; AVZ.EXE;
      JAJA.EXE; OTMOVEIT.EXEMBAM-SETUP.EXE; REGMON.EXE; COMBO-FIX.EXE;
      COMBOFIX.BAT; COMBOFIX.SCR; COMBOFIX.COM; CMD.EXE; COMMAND.COM;
      NTVDM.EXE; GUARD.EXE; LISTO.EXE; TCPVIEW.EXE; REGEDIT.COM;
      REGEDIT.SCR; FOLDERCURE.EXE; KILLAUTOPLUS.EXE; MYPHOTOKILLER.EXE;
      REG.EXE; TASKKILL.EXE; AUTORUNS.EXE; SRENGPS.EXE; COMBOFIX.EXE;
      SDFIX.EXE; CATCHME.EXE; GMER.EXE; MBR.EXE; CF9409.EXE;
      REGUNLOCKER.EXETSNTEVAL.EXEXP_TASKMGRENAB.EXE; SUPERANTISPYWARE.EXE;
      BOOTSAFE.EXE; SRESTORE.EXE; MSNCLEANER.EXE; BUSCAREG.EXE;
      KAKASETUPV6.EXE; SUPERKILLER.EXE; DUBATOOL_AV_KILLER.EXE;
      DELAYDELFILE.EXE; SEEM.EXE; BC5CA6A.EXE; ROOTALYZER.EXE;
      ROOTKITBUSTER.EXE; HELIOS.EXE; DARKSPY105.EXE; HOOKANLZ.EXE;
      PAVARK.EXE; SRENGLDR.EXE; APORTS.EXE; FPORT.EXE; PORTDETECTIVE.EXE;
      PORTMONITOR.EXE; NETSTAT.EXE; OLLYDBG.EXE; HJTINSTALL.EXE;
      HJTSETUP.EXE; HIJACKTHIS_SFX.EXE; HIJACKTHIS.EXE; HIJACKTHIS_V2.EXE;
      MSNFIX.EXE; PROCEXP.EXE; TASKMAN.EXE; TASKLIST.EXE; TASKMON.EXE;
      PSKILL.EXE; ROOTKITREVEALER.EXE; FSBL.EXE; FSB.EXE; AVGARKT.EXE;
      ROOTKIT_DETECTIVE.EXE; UNHACKME.EXE; HACKMON.EXE; RKD.EXE;
      ROOTKITNO.EXE; REANIMATOR.EXE; HOOKANLZ.EXE; ROOTREPEAL.EXE;
      ICESWORD.EXE; LORDPE.EXE; PG2.EXE; PROCDUMP.EXE; PROCESSMONITOR.EXE;
      SPYBOTSD160.EXE; TEATIMER.EXE; SPYBOTSD.EXE; WIRESHARK.EXE; APM.EXE;
      APT.EXE; ASVIEWER.EXE; CPORTS.EXE; CPROCESS.EXE; DLLCOMPARE.EXE;
      A2HIJACKFREESETUP.EXE; EULALYZERSETUP.EXE; FILEALYZ.EXE; FILEFIND.EXE;
      FIXPATH.EXE; HOSTSFILEREADER.EXE; IEFIX.EXE; AVENGER.EXE;
      INSTALLWATCHPRO25.EXE; KILLBOX.EXE; NETALYZ.EXE; OBJMONSETUP.EXE;
      PGSETUP.EXE; FIXBAGLE.EXE; CUREIT.EXE; PROCMON.EXE;
      PROJECTWHOISINSTALLER.EXE; REGALYZ.EXE; REGCOOL.EXE;
      REGISTRAR_LITE.EXE; REGSCANNER.EXE; REGSHOT.EXE; REGX2.EXE; SPF.EXE;
      SRENGLDR.EXE; STARTDRECK.EXE; SYSANALYZER_SETUP.EXE; UNIEXTRACT.EXE;
      UNLOCKER1.8.7.EXE; RAVP.EXE; MBAM.EXE; USBGUARD.EXE; AVZ.EXE; OTL.EXE;
      CPF.EXE; ZLCLIENT.EXE; 123.COM; 123.EXE


 Come il virus si inserisce nei processi – Si inserisce come thread remoto in un processo.

    Nome del processo:
   • explorer.exe


 Dettagli del file Linguaggio di programmazione:
 Il malware è stato scritto in Visual Basic.


Software di compressione:
Per complicarne l'individuazione e ridurre la dimensione del file, viene compresso con un software di compressione.

Descrizione inserita da Petre Galan su giovedì 6 maggio 2010
Descrizione aggiornata da Petre Galan su giovedì 6 maggio 2010

Indietro . . . .