Win32.HLLM.Limar.4385

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Google Update' = '"<LS_APPDATA>\Google\Update\GoogleUpdate.exe" /c'

Creates or modifies the following files:

%WINDIR%\Tasks\GoogleUpdateTaskUserS-1-5-21-2052111302-484763869-725345543-1003UA.job
%WINDIR%\Tasks\GoogleUpdateTaskUserS-1-5-21-2052111302-484763869-725345543-1003Core.job

Creates the following services:

[<HKLM>\SYSTEM\ControlSet001\Services\6to4] 'Start' = '00000002'

Malicious functions:

Creates and executes the following:

<LS_APPDATA>\Google\Update\GoogleUpdate.exe /ping 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-PC9hcHA-PC9yZXF1ZXN0Pg
<LS_APPDATA>\Google\Update\GoogleUpdate.exe /handoff "appguid={8A69D345-D564-463C-AFF1-A69D9E530F96}&iid={025E3FA2-AFEF-64D0-5AAC-456C26E459D1}&lang=en&browser=3&usagestats=1&appname=Google%20Chrome&needsadmin=false&brand=CHNG&installdataindex=defaultbrowser" /installsource taggedmi /sessionid "{90DD6EF5-6B6F-4E1E-9CC7-99C66CE4ECD7}"
<LS_APPDATA>\Google\Update\GoogleUpdate.exe -Embedding
<LS_APPDATA>\Google\Update\GoogleUpdate.exe /regserver
<LS_APPDATA>\Microsoft\CrashReport\drwtsn32.exe
<Full path to virus>
%PROGRAM_FILES%\GUM2.tmp\GoogleUpdate.exe /installsource taggedmi /install "appguid={8A69D345-D564-463C-AFF1-A69D9E530F96}&iid={025E3FA2-AFEF-64D0-5AAC-456C26E459D1}&lang=en&browser=3&usagestats=1&appname=Google%20Chrome&needsadmin=false&brand=CHNG&installdataindex=defaultbrowser"

Executes the following:

<SYSTEM32>\rundll32.exe "<LS_APPDATA>\Microsoft\CrashReport\DrWatson.dll",PrepareDebugSymbol ::S\<LS_APPDATA>\Microsoft\CrashReport\drwtsn32.exe

Modifies file system :

Creates the following files:

<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_fa.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_et.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_fil.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_fi.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_es-419.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_en.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_el.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_es.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_en-GB.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_is.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_id.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_iw.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_it.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_hu.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_gu.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_fr.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_hr.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_hi.dll
<LS_APPDATA>\Google\Update\1.3.21.111\GoogleUpdate.exe
%PROGRAM_FILES%\GUM2.tmp\GoogleUpdateSetup.exe
<LS_APPDATA>\Google\Update\1.3.21.111\GoogleCrashHandler.exe
<LS_APPDATA>\Google\Update\1.3.21.111\goopdate.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_zh-TW.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ur.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_uk.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_zh-CN.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_vi.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_cs.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ca.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_de.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_da.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_bn.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_am.dll
<LS_APPDATA>\Google\Update\1.3.21.111\GoogleCrashHandler64.exe
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_bg.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ar.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ja.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ur.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_uk.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_zh-CN.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_vi.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_tr.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ta.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_sw.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_th.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_te.dll
<LS_APPDATA>\Google\Update\1.3.21.111\npGoogleUpdate3.dll
<LS_APPDATA>\Google\Update\GoogleUpdate.exe
<LS_APPDATA>\Google\Update\1.3.21.111\GoogleUpdateOnDemand.exe
<LS_APPDATA>\Google\Update\1.3.21.111\GoogleUpdateBroker.exe
<LS_APPDATA>\Google\Update\1.3.21.111\psmachine.dll
<LS_APPDATA>\Google\Update\1.3.21.111\GoogleUpdateHelper.msi
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_zh-TW.dll
<LS_APPDATA>\Google\Update\1.3.21.111\psuser.dll
<LS_APPDATA>\Google\Update\1.3.21.111\GoogleUpdateSetup.exe
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ms.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_mr.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_no.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_nl.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ml.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ko.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_kn.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_lv.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_lt.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_sl.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_sk.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_sv.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_sr.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ru.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_pt-BR.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_pl.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_ro.dll
<LS_APPDATA>\Google\Update\1.3.21.111\goopdateres_pt-PT.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_tr.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_am.dll
%PROGRAM_FILES%\GUM2.tmp\GoogleCrashHandler64.exe
%PROGRAM_FILES%\GUM2.tmp\goopdateres_bg.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ar.dll
%PROGRAM_FILES%\GUM2.tmp\psuser.dll
%PROGRAM_FILES%\GUM2.tmp\GoogleUpdateBroker.exe
%PROGRAM_FILES%\GUM2.tmp\GoogleUpdateHelper.msi
%PROGRAM_FILES%\GUM2.tmp\psmachine.dll
%PROGRAM_FILES%\GUM2.tmp\GoogleUpdateOnDemand.exe
%PROGRAM_FILES%\GUM2.tmp\goopdateres_en.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_el.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_es.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_en-GB.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_de.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ca.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_bn.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_da.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_cs.dll
<LS_APPDATA>\Microsoft\CrashReport\DrWatson.dll
<LS_APPDATA>\Microsoft\CrashReport\DrWatson.cfg
%WINDIR%\inf\ndiscap64.inf
%CommonProgramFiles%\Microsoft Shared\Stationery\cversions.2.db
<LS_APPDATA>\Microsoft\CrashReport\drwtsn32.exe
%TEMP%\tmp2349230A98.tmp
%APPDATA%\HTML Help\help.dat
<SYSTEM32>\wbem\rdpuser.mof
<SYSTEM32>\c6to4.dll
%PROGRAM_FILES%\GUM2.tmp\GoogleCrashHandler.exe
%PROGRAM_FILES%\GUM2.tmp\GoogleUpdate.exe
%PROGRAM_FILES%\GUM2.tmp\npGoogleUpdate3.dll
%PROGRAM_FILES%\GUM2.tmp\goopdate.dll
%PROGRAM_FILES%\GUT3.tmp
%APPDATA%\Mozilla\profile.ini
%WINDIR%\CSC\Starter.xml
<Full path to virus>
%APPDATA%\Microsoft\Office\OrgDB01.pip
%PROGRAM_FILES%\GUM2.tmp\goopdateres_es-419.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_pt-BR.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_pl.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ro.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_pt-PT.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_no.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_mr.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ml.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_nl.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ms.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ta.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_sw.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_th.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_te.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_sv.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_sk.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ru.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_sr.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_sl.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_hi.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_gu.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_hu.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_hr.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_fr.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_fa.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_et.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_fil.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_fi.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ko.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_kn.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_lv.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_lt.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_ja.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_is.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_id.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_iw.dll
%PROGRAM_FILES%\GUM2.tmp\goopdateres_it.dll

Deletes the following files:

<LS_APPDATA>\Microsoft\CrashReport\drwtsn32.exe
%TEMP%\tmp2349230A98.tmp

Moves itself:

from <Full path to virus> to %TEMP%\z1.tmp

Network activity:

Connects to:

'74.##5.232.51':80
'localhost':1043
'wp#d':80
'localhost':1041

TCP:

HTTP GET requests:

wp#d/wpad.dat

UDP:

DNS ASK to###.google.com
DNS ASK wp#d

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: ''
ClassName: 'Shell_TrayWnd' WindowName: ''

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical Information