Technical Information
To ensure autorun and distribution
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\repzpxne] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\repzpxne] 'ImagePath' = '<SYSTEM32>\repzpxne\ndjcdlbk.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\repzpxne] 'ImagePath' = '<SYSTEM32>\repzpxne\ndjcdlbk.exe'
Malicious functions
Injects code into
the following system processes:
- <SYSTEM32>\svchost.exe
Modifies file system
Creates the following files
- %TEMP%\ndjcdlbk.exe
- C:\documents and settings\localservice:.repos
Moves the following files
- from %TEMP%\ndjcdlbk.exe to <SYSTEM32>\repzpxne\ndjcdlbk.exe
Deletes itself.
Network activity
Connects to
- 'et###.#ail.tiscali.it':25
- 'im####.netvigator.com':25
- 'ip##fo.io':80
- 'mx#######f01.gslb.pphosted.com':25
- 'p.####om.ctmail.com':25
- 'mx######b2d01.pphosted.com':25
- 'mx#.##il.widexs.nl':25
- 'mx#######d02.gslb.pphosted.com':25
- 'alt4.gmail-smtp-in.l.google.com':25
- 'mx#.#otmail.com':25
- 'ma##.innorat.ch':25
- 'eu#.###.#rotection.outlook.com':25
- 'mx######1cb01.pphosted.com':25
- 'mx#######e01.gslb.pphosted.com':25
- 'mx######b6701.pphosted.com':25
- 'us#######nbound-1.mimecast.com':25
- 'mx.#.#ocaweb.com.br':25
- 're######e.com.1.arsmtp.com':25
- 'in#####trizes.com.br':25
- 'sm##.renault.fr':25
- 'ma##.###le-pont-audemer.fr':25
- 'mx####.##il.gm0.yahoodns.net':25
- 'alt2.gmail-smtp-in.l.google.com':25
- 'mx#.#aver.com':25
- 'mt##.##0.yahoodns.net':25
- 'gmail-smtp-in.l.google.com':25
- 'mx#.###tandfound.com':25
- 'alt1.gmail-smtp-in.l.google.com':25
- 'mx.#######.net.cust.b.hostedemail.com':25
- 'mx###.owm.bell.net':25
- 'sm##.orange.fr':465
- 'sm##.##b.shawcable.net':25
- 'mx###.##il.am0.yahoodns.net':25
- 'sm###.rjf.com':25
- 'alt1.aspmx.l.google.com':25
- 'ma##.innopro.de':25
- 'sp######way.corusent.com':25
- 'ma##.##ckensint.co.uk':25
- 'alt3.gmail-smtp-in.l.google.com':25
- 're####.netnames.net':25
- 'aspmx.l.google.com':25
- '34.##2.244.217':443
- 'mx#.##ailsrvr.com':25
- 'mx.###laliant.net':25
- 'mx#.##ssonde.com':25
TCP
HTTP GET requests
- http://www.google.com/
UDP
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK ip##fo.io
- DNS ASK su##ay.com
- DNS ASK im####.netvigator.com
- DNS ASK hk##ar.com
- DNS ASK ma##.###le-pont-audemer.fr
- DNS ASK vi#####ont-audemer.fr
- DNS ASK alt2.gmail-smtp-in.l.google.com
- DNS ASK lu###arts.com
- DNS ASK mx.###laliant.net
- DNS ASK ns.##mpatico.ca
- DNS ASK mx#.#aver.com
- DNS ASK na##r.com
- DNS ASK mx#.##ailsrvr.com
- DNS ASK in#####aglesprings.com
- DNS ASK u.###hester.edu
- DNS ASK re####.netnames.net
- DNS ASK ba####ysglobal.com
- DNS ASK alt3.gmail-smtp-in.l.google.com
- DNS ASK in###uant.com
- DNS ASK ma##.##ckensint.co.uk
- DNS ASK di####sint.co.uk
- DNS ASK sp######way.corusent.com
- DNS ASK co###ent.com
- DNS ASK ma##.innopro.de
- DNS ASK in##pro.de
- DNS ASK alt1.aspmx.l.google.com
- DNS ASK st###ints.com
- DNS ASK sm###.rjf.com
- DNS ASK ra####djames.com
- DNS ASK mx#######f01.gslb.pphosted.com
- DNS ASK p.####om.ctmail.com
- DNS ASK mx####.##il.gm0.yahoodns.net
- DNS ASK us.#bm.com
- DNS ASK ne###ape.net
- DNS ASK mx#.##ssonde.com
- DNS ASK la###nde.com
- DNS ASK sm##.renault.fr
- DNS ASK re##ult.com
- DNS ASK in#####trizes.com.br
- DNS ASK re######e.com.1.arsmtp.com
- DNS ASK re###xite.com
- DNS ASK mx.#.#ocaweb.com.br
- DNS ASK in###log.com.br
- DNS ASK us#######nbound-1.mimecast.com
- DNS ASK pe##ue.com
- DNS ASK mx######b6701.pphosted.com
- DNS ASK co##way.com
- DNS ASK mx#######e01.gslb.pphosted.com
- DNS ASK sl#.edu
- DNS ASK mx######1cb01.pphosted.com
- DNS ASK in#####icro-asia.com
- DNS ASK wa###rbros.com
- DNS ASK eu#.###.#rotection.outlook.com
- DNS ASK ho##ail.fr
- DNS ASK ma##.innorat.ch
- DNS ASK in##rat.ch
- DNS ASK mx#######d02.gslb.pphosted.com
- DNS ASK cf#####.email.dupont.com
- DNS ASK mx#.##il.widexs.nl
- DNS ASK za##brug.nl
- DNS ASK ir###oice.com
- DNS ASK mx######b2d01.pphosted.com
- DNS ASK ya##o.de
- DNS ASK in###uest.com
- DNS ASK sm##.orange.fr
- DNS ASK ti###linet.it
- DNS ASK th##loc.com
- DNS ASK lu##########a.mail.protection.outlook.com
- DNS ASK lu###rwood.ca
- DNS ASK ya##o.ca
- DNS ASK ma##.#luetie.com
- DNS ASK alt4.gmail-smtp-in.l.google.com
- DNS ASK co####iainet.com
- DNS ASK ma##.#-email.net
- DNS ASK ho##ial.com
- DNS ASK wa###art.com
- DNS ASK es###30.estw.de
- DNS ASK es#w.de
- DNS ASK mx###03.web.de
- DNS ASK sm##.#hebloc.com
- DNS ASK we#.de
- DNS ASK ya##o.com
- DNS ASK mx#######201.gslb.pphosted.com
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK mx#.#otmail.com
- DNS ASK ve##zon.com
- DNS ASK alt1.gmail-smtp-in.l.google.com
- DNS ASK vi#####br-mx.terra.com
- DNS ASK te###.com.br
- DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK 19#.###.#11.95.zen.spamhaus.org
- DNS ASK 19#.###.#11.95.bl.spamcop.net
- DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK mt##.##0.yahoodns.net
- DNS ASK mx###.owm.bell.net
- DNS ASK ca###gne.com
- DNS ASK sy###tico.ca
- DNS ASK google.com
- DNS ASK mx#.###tandfound.com
- DNS ASK in###ro.co.il
- DNS ASK gmail-smtp-in.l.google.com
- DNS ASK gm##l.com
- DNS ASK em#.ca
- DNS ASK ma##.cstcwh.com
- DNS ASK cs##wh.com
- DNS ASK mx#####.#ail.gm0.yahoodns.net
- DNS ASK ya###.com.ph
- DNS ASK sm##.##b.shawcable.net
- DNS ASK sh#w.ca
- DNS ASK co##utas.no
- DNS ASK alt2.aspmx.l.google.com
- DNS ASK mx###.##il.am0.yahoodns.net
- DNS ASK ua#.edu
- DNS ASK en##uch.net
- DNS ASK mx.##teria.pl
- DNS ASK in##ria.pl
- DNS ASK bi###eece.com
- DNS ASK ma##.#ermaform.no
- DNS ASK pe###form.no
- DNS ASK sm####n.libero.it
- DNS ASK li##ro.it
- DNS ASK aspmx.l.google.com
- DNS ASK em###.vccs.edu
- DNS ASK d3#####.##s.barracudanetworks.com
- DNS ASK cr####ontech.com
- DNS ASK et###.#ail.tiscali.it
- DNS ASK mx.#######.net.cust.b.hostedemail.com
- DNS ASK ya##o.fr
- '<DNS_SERVER>':53
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\repzpxne\ndjcdlbk.exe' /d"<Full path to file>"
- '<SYSTEM32>\cmd.exe' /C mkdir <SYSTEM32>\repzpxne\' (with hidden window)
- '<SYSTEM32>\cmd.exe' /C move /Y "%TEMP%\ndjcdlbk.exe" <SYSTEM32>\repzpxne\' (with hidden window)
- '<SYSTEM32>\sc.exe' create repzpxne binPath= "<SYSTEM32>\repzpxne\ndjcdlbk.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '<SYSTEM32>\sc.exe' description repzpxne "wifi internet conection"' (with hidden window)
- '<SYSTEM32>\sc.exe' start repzpxne' (with hidden window)
Executes the following
- '<SYSTEM32>\cmd.exe' /C mkdir <SYSTEM32>\repzpxne\
- '<SYSTEM32>\cmd.exe' /C move /Y "%TEMP%\ndjcdlbk.exe" <SYSTEM32>\repzpxne\
- '<SYSTEM32>\sc.exe' create repzpxne binPath= "<SYSTEM32>\repzpxne\ndjcdlbk.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '<SYSTEM32>\sc.exe' description repzpxne "wifi internet conection"
- '<SYSTEM32>\sc.exe' start repzpxne
- '<SYSTEM32>\svchost.exe'