Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKLM\Software\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = 'userinit.exe,%LOCALAPPDATA%\uvpjjiha\dyhvtlnq.exe'
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'DyhVtlnq' = '%LOCALAPPDATA%\uvpjjiha\dyhvtlnq.exe'
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\dyhvtlnq.exe
Sets the following service settings
- [HKLM\System\CurrentControlSet\Services\Micorsoft Windows Service] 'ImagePath' = '%TEMP%\knfdwijd.sys'
Creates the following services
- 'Micorsoft Windows Service' %TEMP%\knfdwijd.sys
Malicious functions
To bypass firewall, removes or modifies the following registry keys
- [HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
- [HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DisableNotifications' = '00000001'
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Windows Firewall
- Windows Update
- Windows Security Center
- Windows Defender
blocks the following features:
- User Account Control (UAC)
- Windows Security Center
Injects code into
the following system processes:
- %WINDIR%\syswow64\svchost.exe
Modifies file system
Creates the following files
- %TEMP%\qvassbjk.exe
- %ALLUSERSPROFILE%\ogymnyml.log
- %LOCALAPPDATA%\bftopkik.log
- %LOCALAPPDATA%\uvpjjiha\dyhvtlnq.exe
- %TEMP%\knfdwijd.sys
Sets the 'hidden' attribute to the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\dyhvtlnq.exe
Deletes the following files
- %TEMP%\knfdwijd.sys
Network activity
Connects to
- 'google.com':80
- 'sn#####gcwgaafbtqkt.com':443
- 'uk####gdbdkd.com':443
- 'tf###oingy.com':443
- 'ht#####rhtchwlhwklf.com':443
- 'ji####yxjibyd.com':443
- 'ub####qslhqyy.com':443
- 'an####ojndegpnm.com':443
- 'nk###xbt.com':443
- 'ha###olwc.com':443
TCP
Other
- 'uk####gdbdkd.com':443
- 'tf###oingy.com':443
- 'sn#####gcwgaafbtqkt.com':443
- 'ji####yxjibyd.com':443
- 'ub####qslhqyy.com':443
UDP
- DNS ASK ht#####rhtchwlhwklf.com
- DNS ASK gp#####qrjmfydxckai.com
- DNS ASK ec#####djcyhggfk.com
- DNS ASK vq#####ppvllwxuk.com
- DNS ASK yb#####txtycjemmqng.com
- DNS ASK ms###pvvs.com
- DNS ASK tu####qmbadaaht.com
- DNS ASK ii###afng.com
- DNS ASK ux#####flohlhskeyi.com
- DNS ASK rc####xjlsypet.com
- DNS ASK xf###ibvjqd.com
- DNS ASK mm####glxtdtor.com
- DNS ASK nv###jhivvn.com
- DNS ASK pr###bwwjvw.com
- DNS ASK xo#####mdjwmfcpgsvq.com
- DNS ASK gn#####vumfclqyug.com
- DNS ASK yk###vxj.com
- DNS ASK ib###hye.com
- DNS ASK jd#####rebamtbcqa.com
- DNS ASK ll####xrxoqk.com
- DNS ASK nf####jmdfvqpj.com
- DNS ASK oq####fyglxye.com
- DNS ASK xs###qxa.com
- DNS ASK fm#####siqsporrgw.com
- DNS ASK jl###rurxa.com
- DNS ASK pq#####ftjalqahlo.com
- DNS ASK ud###oed.com
- DNS ASK qf###qnr.com
- DNS ASK uu###cksfo.com
- DNS ASK fj####jsqreelq.com
- DNS ASK yy###npgo.com
- DNS ASK ow#####artmagudc.com
- DNS ASK bf####dypijthjh.com
- DNS ASK lv###wthsn.com
- DNS ASK fy###auygyk.com
- DNS ASK at#####eqdholwyafo.com
- DNS ASK lh####gojmdtq.com
- DNS ASK pb####byxfajxlr.com
- DNS ASK wb#####qnqsbmhcdcfs.com
- DNS ASK ij####cfabvpqh.com
- DNS ASK mr####hohkbsju.com
- DNS ASK iu#####heehbvhpkp.com
- DNS ASK wp###hff.com
- DNS ASK hg###appdn.com
- DNS ASK xs#####tdkvikelygk.com
- DNS ASK om###oghcqw.com
- DNS ASK ie####ccgyvca.com
- DNS ASK lk#####syhvlugcap.com
- DNS ASK uo###xvy.com
- DNS ASK ee####yaxxjqhdo.com
- DNS ASK rx###yykg.com
- DNS ASK dc###ewhb.com
- DNS ASK ha###olwc.com
- DNS ASK yv#####nppwkfcfvyhj.com
- DNS ASK yn#####nfeuapbkkjm.com
- DNS ASK ei#####rvhynghfx.com
- DNS ASK vo#####umbypgiqba.com
- DNS ASK gg####vskphnets.com
- DNS ASK xy###lxriaj.com
- DNS ASK iv###cjj.com
- DNS ASK lj####vyyqjch.com
- DNS ASK uq#####utorxwgums.com
- DNS ASK kf#####lowsaypemxe.com
- DNS ASK dt#####wgawuoswof.com
- DNS ASK hv####dwyoypxkk.com
- DNS ASK ny####vffift.com
- DNS ASK uh###yhafk.com
- DNS ASK gl#####irqjdybfy.com
- DNS ASK tr####vaoaqol.com
- DNS ASK xl###lng.com
- DNS ASK qq###bps.com
- DNS ASK hj####ieibafwv.com
- DNS ASK cw###jtgqtt.com
- DNS ASK ds#####nljlwfpmewvm.com
- DNS ASK xj#####uufmlirsmgjx.com
- DNS ASK ks###cnjo.com
- DNS ASK yr####qkxujrvv.com
- DNS ASK lt#####qukixovfdaoi.com
- DNS ASK mm###hrh.com
- DNS ASK vq#####fhvxttpjr.com
- DNS ASK bu#####rhaighfcfl.com
- DNS ASK lv####rmkpdll.com
- DNS ASK pt#####jjxhdnekeh.com
- DNS ASK cb#####dlyfkdeeasmu.com
- DNS ASK xq####idxspuqvi.com
- DNS ASK os####wmmhjp.com
- DNS ASK ci#####keaojdxcxu.com
- DNS ASK qd#####sieseoqlm.com
- DNS ASK ga###ehqjs.com
- DNS ASK lr###ktouq.com
- DNS ASK so#####fxvlmfguite.com
- DNS ASK hp#####mvccxmimedi.com
- DNS ASK ec####raikwrwki.com
- DNS ASK ky####yryembre.com
- DNS ASK nu#####mgxmhndsob.com
- DNS ASK cd#####mafnomwyeny.com
- DNS ASK fa####cctgxdl.com
- DNS ASK vc#####swogrbmqgfyf.com
- DNS ASK nu#####grjvwqokbic.com
- DNS ASK ox###dxd.com
- DNS ASK hh###gap.com
- DNS ASK ry####smekfu.com
- DNS ASK pg###yurf.com
- DNS ASK ya###fejdxs.com
- DNS ASK ye#####bbprvybwqn.com
- DNS ASK oc###ffwnj.com
- DNS ASK pu#####fuxgquhguye.com
- DNS ASK cp#####hyrueqcyxnvo.com
- DNS ASK bx###oxw.com
- DNS ASK gv###sip.com
- DNS ASK ga###slj.com
- DNS ASK jp####bipilmwsc.com
- DNS ASK mf###hnjp.com
- DNS ASK sj###aml.com
- DNS ASK sp####davslss.com
- DNS ASK hc###nlr.com
- DNS ASK de###mdyvt.com
- DNS ASK hn#####vhxvuoeuap.com
- DNS ASK fx###tgx.com
- DNS ASK rx###xbkc.com
- DNS ASK ku###xnntsk.com
- DNS ASK ld####dyyxacm.com
- DNS ASK wa#####mnswdmbuhcn.com
- DNS ASK tf####kcgigiey.com
- DNS ASK mv#####wfkayjrqfni.com
- DNS ASK pp####dwufrb.com
- DNS ASK nc#####piawmchfylsy.com
- DNS ASK kh#####kbwhfdiufhaj.com
- DNS ASK ji####yxjibyd.com
- DNS ASK ou###vkvn.com
- DNS ASK google.com
- DNS ASK tf###oingy.com
- DNS ASK uk####gdbdkd.com
- DNS ASK sw###olov.com
- DNS ASK ca###lnlrou.com
- DNS ASK ub####qslhqyy.com
- DNS ASK qb###pyyooh.com
- DNS ASK vr####jxorlyen.com
- DNS ASK nv###npx.com
- DNS ASK vw####yyutodtr.com
- DNS ASK go#####vwvgqlretxd.com
- DNS ASK mu####pvxvrq.com
- DNS ASK em#####wjuvvsvrwj.com
- DNS ASK du#####abkuappgqxhp.com
- DNS ASK vo###yqdinl.com
- DNS ASK xw####iqjdsxk.com
- DNS ASK cx#####efolgkokdqy.com
- DNS ASK gy####siciis.com
- DNS ASK ot####jwjvcno.com
- DNS ASK ta#####luhhediie.com
- DNS ASK nd#####nkplaavqsfa.com
- DNS ASK pv###jpvih.com
- DNS ASK xp#####pcgatgypiepg.com
- DNS ASK hr####isqjtadka.com
- DNS ASK xt#####qjrckayml.com
- DNS ASK jm#####clkxellkxgn.com
- DNS ASK gj####rakldhem.com
- DNS ASK ri####rjqsnw.com
- DNS ASK gg#####urkffvsfxxdh.com
- DNS ASK ls#####qxvmogvxifm.com
- DNS ASK ia####mfylemjyq.com
- DNS ASK me#####cqxdvseeesd.com
- DNS ASK hb###hxcf.com
- DNS ASK xh###wpga.com
- DNS ASK yp###sqx.com
- DNS ASK ga###ccnb.com
- DNS ASK le####tmbnofr.com
- DNS ASK wg###ijomue.com
- DNS ASK ri####ielwbe.com
- DNS ASK ex#####uxrdvhijan.com
- DNS ASK ln###rnhb.com
- DNS ASK gm###efkqm.com
- DNS ASK cl#####ixpqmyspofp.com
- DNS ASK xj#####hxpfekmlcwv.com
- DNS ASK ku#####xrlyrbffu.com
- DNS ASK nj####isfxnxw.com
- DNS ASK fj###qbvoae.com
- DNS ASK ft####jkomqdw.com
- DNS ASK sh####mbrgcqoeh.com
- DNS ASK da#####mpfufkvaa.com
- DNS ASK tt####oohhkrhl.com
- DNS ASK yb###abknhn.com
- DNS ASK rb#####qgsmmnnvfv.com
- DNS ASK nk###xbt.com
- DNS ASK an####ojndegpnm.com
- DNS ASK ap###ackpqd.com
- DNS ASK jp#####akusewlaqfdt.com
- DNS ASK sn#####gcwgaafbtqkt.com
- DNS ASK kb###dsc.com
- DNS ASK ld###wwwgw.com
- DNS ASK eo####abjwow.com
- DNS ASK rr###trt.com
- DNS ASK ks####hbmctx.com
- DNS ASK nw#####ynypuhbpkpx.com
- DNS ASK mi####cwjddy.com
- DNS ASK jk####ytlxvytl.com
- DNS ASK kt###ueyc.com
- DNS ASK nh####gxtgrnk.com
- DNS ASK ka#####swjvqgdso.com
- DNS ASK qx####scxhradd.com
- DNS ASK ti####axvmhsxtk.com
- 'localhost':62070
- 'localhost':50582
Miscellaneous
Creates and executes the following
- '%TEMP%\qvassbjk.exe' elevate
- '%TEMP%\qvassbjk.exe' admin
Executes the following
- '%WINDIR%\syswow64\svchost.exe'
- '%WINDIR%\syswow64\cmd.exe' /C ""%TEMP%\qvassbjk.exe"" admin
- '%WINDIR%\syswow64\cmd.exe' /C ""%TEMP%\qvassbjk.exe"" admin' (with hidden window)
