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Important Virus Information |
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TrojanDownloader.Losabel.axg (Date:14, July 2009)
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Summary
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TrojanDownloader.Losabel.axg arrives on a system as a file dropped by other malware, or downloaded by an unsuspecting user when visiting malicious Web sites.
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| Malware Type |
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Trojan |
| Alias |
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TR/Crypt.XPACK.Gen [Avira], Generic Downloader.x trojan [McAfee] |
| System Affected |
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Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP |
| Risk Rating |
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Low |
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Description
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When TrojanDownloader.Losabel.axg is executed, it performs the following
activities:
After execution it creates copy of itself at below location:
%System%\mcvsvm.exe
It creates/modifies below registry entries:
Mcafee Service Monitor = "mcvsvm.exe"
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
DisableConfig = "1"
HKLM\Software\Policies\Microsoft\Windows NT\SystemRestore
DisableSR = "1"
HKLM\Software\Microsoft\Windows NT\CurrentVersion\SystemRestore
It adds the below string to the hosts file to prevent the access to the
below
mentioned websites:
127.0.0.1 msnfix.changelog.fr
127.0.0.1 www.incodesolutions.com
127.0.0.1 virusinfo.prevx.com
127.0.0.1 download.bleepingcomputer.com
127.0.0.1 www.dazhizhu.cn
127.0.0.1 www.nabble.com
127.0.0.1 lurker.clamav.net
127.0.0.1 lexikon.ikarus.at
127.0.0.1 research.sunbelt-software.com
127.0.0.1 www.virusdoctor.jp
127.0.0.1 www.elitepvpers.de
127.0.0.1 www.superuser.co.kr
127.0.0.1 ntfaq.co.kr
127.0.0.1 v.dreamwiz.com
127.0.0.1 cit.kookmin.ac.kr
127.0.0.1 forums.whatthetech.com
127.0.0.1 forum.hijackthis.de
127.0.0.1 www.huaifai.go.th
127.0.0.1 www.mostz.com
127.0.0.1 www.krupunmai.com
127.0.0.1 www.cddchiangmai.net
127.0.0.1 forum.malekal.com
127.0.0.1 tech.pantip.com
127.0.0.1 sapcupgrades.com
127.0.0.1 www.247fixes.com
127.0.0.1 forum.sysinternals.com
127.0.0.1 forum.telecharger.01net.com
127.0.0.1 sophos.com
127.0.0.1 foros.softonic.com
127.0.0.1 avast-home.uptodown.com
127.0.0.1 www.f-secure.com
127.0.0.1 www.chkrootkit.org
127.0.0.1 diamondcs.com.au
127.0.0.1 www.rootkit.nl
127.0.0.1 www.sysinternals.com
127.0.0.1 z-oleg.com
127.0.0.1 espanol.dir.groups.yahoo.com
127.0.0.1 www.castlecrops.com
127.0.0.1 www.misec.net
127.0.0.1 safecomputing.umn.edu
127.0.0.1 www.antirootkit.com
127.0.0.1 www.greatis.com
127.0.0.1 ar.answers.yahoo.com
127.0.0.1 www.rootkit.com
127.0.0.1 www.pctools.com
127.0.0.1 www.pcsupportadvisor.com
127.0.0.1 www.resplendence.com
127.0.0.1 www.personal.psu.edu
127.0.0.1 foro.ethek.com
127.0.0.1 vil.nail.comm
127.0.0.1 search.mcafee.com
127.0.0.1 wwww.mcafee.com
127.0.0.1 download.nai.com
127.0.0.1 wwww.experts-exchange.com
127.0.0.1 www.bakunos.com
127.0.0.1 www.darkclockers.com
127.0.0.1 www.Merijn.org
127.0.0.1 www.spywareinfo.com
127.0.0.1 www.spybot.info
127.0.0.1 www.viruslist.com
127.0.0.1 www.hijackthis.de
127.0.0.1 www.f-secure.com
127.0.0.1 forum.kaspersky.com
127.0.0.1 majorgeeks.com
127.0.0.1 www.avp.com
127.0.0.1 www.virustotal.com
127.0.0.1 www.sophos.com
127.0.0.1 linhadefensiva.uol.com.br
127.0.0.1 cmmings.cn
127.0.0.1 www.sergiwa.com
127.0.0.1 www.avg-antivirus.net
127.0.0.1 www.kaspersky-labs.com
127.0.0.1 www.kaspersky.com
127.0.0.1 www.bleepingcomputer.com
127.0.0.1 www.free.grisoft.com
127.0.0.1 alerta-antivirus.inteco.es
127.0.0.1 securityresponse.symantec.com
127.0.0.1 www.analysis.seclab.tuwien.ac.at
127.0.0.1 www.symantec.com
127.0.0.1 www.kztechs.com
127.0.0.1 ad-aware-se.uptodown.com
127.0.0.1 liveupdate.symantecliveupdate.com
127.0.0.1 liveupdate.symantec.com
127.0.0.1 customer.symantec.com
127.0.0.1 update.symantec.com
127.0.0.1 www.box.net
127.0.0.1 www.mcafee.com
127.0.0.1 www.free.avg.com
127.0.0.1 download.mcafee.com
127.0.0.1 mast.mcafee.com
127.0.0.1 www.tecno-soft.com
127.0.0.1 ladooscuro.es
127.0.0.1 ftp.drweb.com
127.0.0.1 guru0.grisoft.cz
127.0.0.1 guru1.grisoft.cz
127.0.0.1 guru2.grisoft.cz
127.0.0.1 guru3.grisoft.cz
127.0.0.1 download.bleepingcomputer.com
127.0.0.1 it.answers.yahoo.com
127.0.0.1 guru4.grisoft.cz
127.0.0.1 guru5.grisoft.cz
127.0.0.1 www.virusspy.com
127.0.0.1 www.download.f-secure.com
127.0.0.1 www.malwareremoval.com
127.0.0.1 forums.cnet.com
127.0.0.1 hjt-data.trend-braintree.com
127.0.0.1 www.pantip.com
127.0.0.1 secubox.aldria.com
127.0.0.1 www.forospyware.com
127.0.0.1 www.manuelruvalcaba.com
127.0.0.1 www.zonavirus.com
127.0.0.1 www.siteadvisor.com
127.0.0.1 blog.threatfire.com
127.0.0.1 www.threatexpert.com
127.0.0.1 blog.hispasec.com
127.0.0.1 www.configurarequipos.com
127.0.0.1 sosvirus.changelog.fr
127.0.0.1 mailcenter.rising.com.cn
127.0.0.1 mailcenter.rising.com
127.0.0.1 www.rising.com.cn
127.0.0.1 www.rising.com
127.0.0.1 www.babooforum.com.br
127.0.0.1 www.runscanner.net
127.0.0.1 sosvirus.changelog.fr
127.0.0.1 upload.changelog.fr
127.0.0.1 www.raymond.cc
127.0.0.1 changelog.fr
127.0.0.1 www.pcentraide.com
127.0.0.1 atazita.blogspot.com
127.0.0.1 www.final4ever.com
127.0.0.1 files.filefont.com
127.0.0.1 www.infos-du-net.com
127.0.0.1 www.trendsecure.com
127.0.0.1 forum.hardware.fr
127.0.0.1 www.utilidades-utiles.comwww.spychecker.com
127.0.0.1 www.geekstogo.com
127.0.0.1 forums.maddoktor2.com
127.0.0.1 www.smokey-services.eu
127.0.0.1 www.clubic.com
127.0.0.1 www.linhadefensiva.org
127.0.0.1 download.sysinternals.com
127.0.0.1 www.pcguide.com
127.0.0.1 www.thetechguide.com
127.0.0.1 www.ozzu.com
127.0.0.1 www.changedetection.com
127.0.0.1 espanol.groups.yahoo.com
127.0.0.1 community.thaiware.com
127.0.0.1 www.avpclub.ddns.info
127.0.0.1 www.offensivecomputing.net
127.0.0.1 www.grisoft.com
127.0.0.1 boardreader.com
127.0.0.1 www.guiadohardware.net
127.0.0.1 www.msnvirusremoval.com
127.0.0.1 www.cisrt.org
127.0.0.1 fixmyim.com
127.0.0.1 samroeng.hi5.com
127.0.0.1 foro.elhacker.net
127.0.0.1 www.daboweb.com
127.0.0.1 service1.symantec.com
127.0.0.1 forums.techguy.org
127.0.0.1 www.incodesolutions.com
127.0.0.1 hijackthis.download3000.com
127.0.0.1 www.cybertechhelp.com
127.0.0.1 www.superdicas.com.br
127.0.0.1 downloads.andymanchesta.com
127.0.0.1 andymanchesta.com
127.0.0.1 info.prevx.com
127.0.0.1 aknow.prevx.com
127.0.0.1 www.zonavirus.com
127.0.0.1 securitywonks.net
127.0.0.1 www.lavasoft.com
127.0.0.1 www.virscan.org
127.0.0.1 www.eeload.com
127.0.0.1 down.www.kingsoft.com
127.0.0.1 www.file.net
127.0.0.1 onecare.live.com
127.0.0.1 mvps.org
127.0.0.1 www.laneros.com
127.0.0.1 www.housecall.trendmicro.com
127.0.0.1 www.avast.com
127.0.0.1 www.free.avg.com
127.0.0.1 www.onlinescan.avast.com
127.0.0.1 www.ewido.net
127.0.0.1 www.trucoswindows.net
127.0.0.1 www.futurenow.bitdefender.com
127.0.0.1 www.bitdefender.com
127.0.0.1 www.f-prot.com
127.0.0.1 www.trendsecure.com
127.0.0.1 security.symantec.com
127.0.0.1 oldtimer.geekstogo.com
127.0.0.1 www.avira.com
127.0.0.1 www.eset.com
127.0.0.1 www.free.avg.com
127.0.0.1 www.free-av.com
127.0.0.1 kr.ahnlab.com
127.0.0.1 www.eset.com
127.0.0.1 forospyware.com
127.0.0.1 thejokerx.blogspot.com
127.0.0.1 www.2-spyware.com
127.0.0.1 www.antivir.es
127.0.0.1 www.prevx.com
127.0.0.1 www.ikarus.net
127.0.0.1 bbs.s-sos.net
127.0.0.1 www.housecall.trendmicro.com
127.0.0.1 www.superdicas.com.br
127.0.0.1 www.forums.majorgeeks.com
127.0.0.1 www.castlecops.com
127.0.0.1 www.virusspy.com
127.0.0.1 andymanchesta.com
127.0.0.1 www.kaspersky.es
127.0.0.1 subs.geekstogo.com
127.0.0.1 www.trendmicro.com
127.0.0.1 www.fortinet.com
127.0.0.1 www.safer-networking.org
127.0.0.1 www.fortiguardcenter.com
127.0.0.1 www.dougknox.com
127.0.0.1 www.vsantivirus.com
127.0.0.1 www.firewallguide.com
127.0.0.1 www.auditmypc.com
127.0.0.1 www.spywaredb.com
127.0.0.1 www.mxttchina.com
127.0.0.1 www.ziggamza.net
127.0.0.1 www.forospyware.es
127.0.0.1 www.antivirus.comodo.com
127.0.0.1 www.spywareterminator.com
127.0.0.1 www.eradicatespyware.net
127.0.0.1 www.freespywareremoval.info
127.0.0.1 www.personalfirewall.comodo.com
127.0.0.1 www.clamav.net
127.0.0.1 www.antivirus.about.com
127.0.0.1 www.pandasecurity.com
127.0.0.1 www.webphand.com
127.0.0.1 mx.answers.yahoo.com
127.0.0.1 www.securitywonks.net
127.0.0.1 www.sandboxie.com
127.0.0.1 www.clamwin.com
127.0.0.1 www.cwsandbox.org
127.0.0.1 www.ca.com
127.0.0.1 www.arswp.com
127.0.0.1 es.answers.yahoo.com
127.0.0.1 www.trucoswindows.es
127.0.0.1 www.networkworld.com
127.0.0.1 www.cddchiangmai.net
127.0.0.1 www.threatexpert.com
127.0.0.1 www.norman.com
127.0.0.1 espanol.answers.yahoo.com
127.0.0.1 www.tallemu.com
127.0.0.1 virscan.org
127.0.0.1 www.viruschief.com
127.0.0.1 scanner.virus.org
127.0.0.1 www.hijackthis.de
127.0.0.1 housecall65.trendmicro.com
127.0.0.1 www.guiadohardware.net
127.0.0.1 hjt.networktechs.com
127.0.0.1 www.techsupportforum.com
127.0.0.1 www.whatthetech.com
127.0.0.1 www.soccersuck.com
127.0.0.1 www.pcentraide.com
127.0.0.1 comunidad.wilkinsonpc.com.co
127.0.0.1 forum.piriform.com
127.0.0.1 www.tweaksforgeeks.com
127.0.0.1 www.daniweb.com
127.0.0.1 www.geekstogo.com
127.0.0.1 es.answers.yahoo.com
127.0.0.1 www.techsupportforum.com
127.0.0.1 www.pchell.com
127.0.0.1 www.spyany.com
127.0.0.1 forums.techguy.org
127.0.0.1 www.experts-exchange.com
127.0.0.1 www.wikio.es
127.0.0.1 www.pandasecurity.com
127.0.0.1 forums.devshed.com
127.0.0.1 forum.tweaks.com
127.0.0.1 www.wilderssecurity.com
127.0.0.1 www.techspot.com
127.0.0.1 www.thecomputerpitstop.com
127.0.0.1 es.wasalive.com
127.0.0.1 secunia.com
127.0.0.1 www.computing.net
127.0.0.1 discussions.virtualdr.com
127.0.0.1 forum.securitycadets.com
127.0.0.1 www.techimo.com
127.0.0.1 13iii.com
127.0.0.1 www.dicasweb.com.br
127.0.0.1 www.infosecpodcast.com
127.0.0.1 www.usbcleaner.cn
127.0.0.1 www.net-security.org
127.0.0.1 www.bleedingthreats.net
127.0.0.1 acs.pandasoftware.com
127.0.0.1 www.funkytoad.com
127.0.0.1 www.360safe.cn
127.0.0.1 www.360safe.com
127.0.0.1 bbs.360safe.cn
127.0.0.1 bbs.360safe.com
127.0.0.1 codehard.wordpress.com
127.0.0.1 forum.clubedohardware.com.br
127.0.0.1 www.360.cn
127.0.0.1 www.360.com
127.0.0.1 bbs.360safe.cn
127.0.0.1 bbs.360safe.com
127.0.0.1 www.forospyware.es
127.0.0.1 p3dev.taringa.net
127.0.0.1 www.precisesecurity.com
127.0.0.1 baike.360.cn
127.0.0.1 baike.360.com
127.0.0.1 kaba.360.cn
127.0.0.1 kaba.360.com
127.0.0.1 deckard.geekstogo.com
127.0.0.1 www.taringa.net
127.0.0.1 forums.comodo.com
127.0.0.1 www.mvps.org
127.0.0.1 down.360safe.cn
127.0.0.1 down.360safe.com
127.0.0.1 x.360safe.com
127.0.0.1 dl.360safe.com
127.0.0.1 ftp.drweb.com
127.0.0.1 www.hotshare.net
127.0.0.1 es.wasalive.com
127.0.0.1 updatem.360safe.com
127.0.0.1 updatem.360safe.cn
127.0.0.1 update.360safe.cn
127.0.0.1 update.360safe.com
127.0.0.1 www.utilidades-utiles.com
127.0.0.1 forum.kaspersky.com
127.0.0.1 bbs.duba.net
127.0.0.1 www.duba.net
127.0.0.1 zhidao.baidu.com
127.0.0.1 hi.baidu.com
127.0.0.1 www.drweb.com.es
127.0.0.1 msncleaner.softonic.com
127.0.0.1 www.javacoolsoftware.com
127.0.0.1 file.ikaka.com
127.0.0.1 file.ikaka.cn
127.0.0.1 bbs.ikaka.com
127.0.0.1 zhidao.ikaka.com
127.0.0.1 www.eset-la.com
127.0.0.1 www.eset-la.com
127.0.0.1 software-files.download.com
127.0.0.1 www.ikaka.com
127.0.0.1 www.ikaka.cn
127.0.0.1 bbs.cfan.com.cn
127.0.0.1 www.cfan.com.cn
127.0.0.1 www.pandasecurity.com
127.0.0.1 es.mcafee.com
127.0.0.1 downloads.malwarebytes.org
127.0.0.1 bbs.kafan.cn
127.0.0.1 bbs.kafan.com
127.0.0.1 bbs.kpfans.com
127.0.0.1 bbs.taisha.org
127.0.0.1 www.manuelruvalcaba.com
127.0.0.1 support.f-secure.com
127.0.0.1 bbs.winzheng.com
127.0.0.1 alerta-antivirus.inteco.es
127.0.0.1 foros.zonavirus.com
127.0.0.1 alerta-antivirus.red.es
127.0.0.1 www.zonavirus.com
127.0.0.1 www.malwarebytes.org
127.0.0.1 www.commentcamarche.net
127.0.0.1 www.ewido.net
127.0.0.1 www.infospyware.com
127.0.0.1 www.bitdefender.es
127.0.0.1 housecall.trendmicro.com
127.0.0.1 foros.toxico-pc.com
127.0.0.1 www.emsisoft.de
127.0.0.1 www.securitynewsportal.com
This trojan has rootkit capability which is used to hide itself. It kills
security
related processes and registry editing tools.
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Payload |
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* Modifies hosts file.
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Solution |
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Disable System Restore.
- Disable System Restore under Windows Me:
Point to Start, Settings, and Control Panel. Double-click 'System', then click on the 'Performance' tab. Click 'File System' then click the 'Troubleshooting' tab. Select 'Disable System Restore' and click 'Apply'. Restart your system.
- Disable System Restore under Windows XP:
Point to Start, Control Panel, Performance and Maintenance. Double-click “System”, then select the System Restore tab. Select the 'Turn off System Restore” on all drives box. Click Apply. Click Yes. Restart your system.
Quick Heal users are requested to update your Anti-Virus with the latest signature pattern definitions and perform a system scan using Quick Heal Scanner. |
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