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Win32.HLLM.Reset.398
Added to the Dr.Web virus database:
2012-08-16
Virus description added:
2012-09-05
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'MciGkrwk' = '<LS_APPDATA>\eyqtaont\mcigkrwk.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,,<LS_APPDATA>\eyqtaont\mcigkrwk.exe'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\mcigkrwk.exe
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
User Account Control (UAC)
Creates and executes the following:
%TEMP%\ekdbmtyq.exe admin
%TEMP%\ekdbmtyq.exe elevate
Executes the following:
Hooks the following functions in System Service Descriptor Table (SSDT):
NtOpenKey, handler: tqgnnosw.sys
NtCreateKey, handler: tqgnnosw.sys
Modifies file system :
Creates the following files:
%TEMP%\tqgnnosw.sys
%WINDIR%\Temp\6decd52f
%WINDIR%\Temp\7fffffb1
<LS_APPDATA>\eyqtaont\mcigkrwk.exe
%TEMP%\ekdbmtyq.exe
%ALLUSERSPROFILE%\Application Data\bjdwbfvf.log
<LS_APPDATA>\niuydqre.log
Sets the 'hidden' attribute to the following files:
%HOMEPATH%\Start Menu\Programs\Startup\mcigkrwk.exe
Deletes the following files:
Network activity:
Connects to:
'ti####axvmhsxtk.com':443
'ht#####rhtchwlhwklf.com':443
'tf###oingy.com':443
'sn#####gcwgaafbtqkt.com':443
'qb###pyyooh.com':443
'ca###lnlrou.com':443
'ub####qslhqyy.com':443
'uk####gdbdkd.com':443
'ji####yxjibyd.com':443
'kh#####kbwhfdiufhaj.com':443
'74.##5.232.51':80
'ou###vkvn.com':443
'cx#####efolgkokdqy.com':443
'sw###olov.com':443
UDP:
DNS ASK de###mdyvt.com
DNS ASK hn#####vhxvuoeuap.com
DNS ASK sp####davslss.com
DNS ASK hc###nlr.com
DNS ASK wa#####mnswdmbuhcn.com
DNS ASK gy####siciis.com
DNS ASK fx###tgx.com
DNS ASK rx###xbkc.com
DNS ASK bx###oxw.com
DNS ASK gv###sip.com
DNS ASK pu#####fuxgquhguye.com
DNS ASK cp#####hyrueqcyxnvo.com
DNS ASK mf###hnjp.com
DNS ASK sj###aml.com
DNS ASK ga###slj.com
DNS ASK jp####bipilmwsc.com
DNS ASK yb###abknhn.com
DNS ASK rb#####qgsmmnnvfv.com
DNS ASK da#####mpfufkvaa.com
DNS ASK tt####oohhkrhl.com
DNS ASK ap###ackpqd.com
DNS ASK jp#####akusewlaqfdt.com
DNS ASK nk###xbt.com
DNS ASK an####ojndegpnm.com
DNS ASK nh####gxtgrnk.com
DNS ASK kt###ueyc.com
DNS ASK ex#####uxrdvhijan.com
DNS ASK mv#####wfkayjrqfni.com
DNS ASK ft####jkomqdw.com
DNS ASK sh####mbrgcqoeh.com
DNS ASK nd#####nkplaavqsfa.com
DNS ASK pv###jpvih.com
DNS ASK oc###ffwnj.com
DNS ASK sn#####gcwgaafbtqkt.com
DNS ASK ub####qslhqyy.com
DNS ASK ht#####rhtchwlhwklf.com
DNS ASK ti####axvmhsxtk.com
DNS ASK vr####jxorlyen.com
DNS ASK nv###npx.com
DNS ASK ca###lnlrou.com
DNS ASK qb###pyyooh.com
DNS ASK uk####gdbdkd.com
DNS ASK google.com
DNS ASK kh#####kbwhfdiufhaj.com
DNS ASK ji####yxjibyd.com
DNS ASK ou###vkvn.com
DNS ASK tf###oingy.com
DNS ASK sw###olov.com
DNS ASK cx#####efolgkokdqy.com
DNS ASK ls#####qxvmogvxifm.com
DNS ASK pp####dwufrb.com
DNS ASK ld####dyyxacm.com
DNS ASK ku###xnntsk.com
DNS ASK ya###fejdxs.com
DNS ASK ye#####bbprvybwqn.com
DNS ASK tf####kcgigiey.com
DNS ASK pg###yurf.com
DNS ASK mu####pvxvrq.com
DNS ASK em#####wjuvvsvrwj.com
DNS ASK vw####yyutodtr.com
DNS ASK go#####vwvgqlretxd.com
DNS ASK nc#####piawmchfylsy.com
DNS ASK xw####iqjdsxk.com
DNS ASK du#####abkuappgqxhp.com
DNS ASK vo###yqdinl.com
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: ''
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