Defend what you create

Other Resources

Close

Library
My library

+ Add to library

Contact us
24/7 Tech support | Rules regarding submitting

Send a message

Your tickets

Profile

Trojan.Siggen9.15025

Added to the Dr.Web virus database: 2020-02-26

Virus description added:

Technical Information

To ensure autorun and distribution
Creates or modifies the following files
  • %WINDIR%\tasks\googleupdatetaskmachinecore.job
  • <SYSTEM32>\tasks\googleupdatetaskmachinecore
  • %WINDIR%\tasks\googleupdatetaskmachineua.job
  • <SYSTEM32>\tasks\googleupdatetaskmachineua
Creates the following services
  • [<HKLM>\System\CurrentControlSet\Services\gupdate] 'Start' = '00000002'
Modifies file system
Creates the following files
  • %TEMP%\7603.tmp
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_iw.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ja.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_kn.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ko.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_lt.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_es.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_lv.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_mr.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ms.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_nl.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_no.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_pl.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_pt-br.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_id.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ml.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_it.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_is.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_hu.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_hr.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_cs.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_da.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_de.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_el.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_en.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_pt-pt.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_en-gb.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_bg.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_es-419.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_fa.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_fi.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_fil.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_fr.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_gu.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_bn.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_hi.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_et.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ca.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ro.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_sr.dll
  • %ProgramFiles%\google\update\1.3.31.5\googleupdateondemand.exe
  • %ProgramFiles%\google\update\1.3.31.5\googleupdatewebplugin.exe
  • %WINDIR%\temp\cabef02.tmp
  • %WINDIR%\temp\taref03.tmp
  • %WINDIR%\temp\cabef36.tmp
  • %WINDIR%\temp\taref37.tmp
  • %ProgramFiles%\google\update\1.3.31.5\psmachine_64.dll
  • %WINDIR%\temp\cab5c0.tmp
  • %WINDIR%\temp\cab6e5.tmp
  • %WINDIR%\temp\tar6e6.tmp
  • %WINDIR%\temp\cab1c06.tmp
  • %WINDIR%\temp\tar1c07.tmp
  • %TEMP%\bit26ca.tmp
  • %ProgramFiles%\google\update\download\{8a69d345-d564-463c-aff1-a69d9e530f96}\80.0.3987.116\80.0.3987.116_chrome_installer.exe
  • %ProgramFiles%\google\update\1.3.31.5\npgoogleupdate3.dll
  • %ProgramFiles%\google\update\1.3.31.5\googleupdatebroker.exe
  • %ProgramFiles%\google\update\1.3.31.5\googleupdatesetup.exe
  • %ProgramFiles%\google\update\1.3.31.5\psmachine.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_mr.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_sv.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_sw.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ta.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_te.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_th.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ru.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_sl.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_sk.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_tr.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_zh-cn.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_zh-tw.dll
  • %ProgramFiles%\google\update\1.3.31.5\googleupdatehelper.msi
  • %ProgramFiles%\google\update\1.3.31.5\psuser.dll
  • %ProgramFiles%\google\update\1.3.31.5\psuser_64.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_uk.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ur.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_vi.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_ar.dll
  • %ProgramFiles%\google\update\1.3.31.5\goopdateres_am.dll
  • %ProgramFiles%\google\update\1.3.31.5\googleupdatecomregistershell64.exe
  • %ProgramFiles%\gum8603.tmp\goopdateres_de.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_el.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_en.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_en-gb.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_es.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_es-419.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_hu.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_et.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_fi.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_fil.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_fr.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_gu.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_hi.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ca.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_bn.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_da.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_bg.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ar.dll
  • %ProgramFiles%\gut8604.tmp
  • %ProgramFiles%\gum8603.tmp\googlecrashhandler.exe
  • %ProgramFiles%\gum8603.tmp\goopdate.dll
  • %ProgramFiles%\gum8603.tmp\npgoogleupdate3.dll
  • %ProgramFiles%\gum8603.tmp\googleupdatehelper.msi
  • %ProgramFiles%\gum8603.tmp\googleupdatebroker.exe
  • %ProgramFiles%\gum8603.tmp\goopdateres_hr.dll
  • %ProgramFiles%\gum8603.tmp\googleupdateondemand.exe
  • %ProgramFiles%\gum8603.tmp\goopdateres_fa.dll
  • %ProgramFiles%\gum8603.tmp\googleupdatewebplugin.exe
  • %ProgramFiles%\gum8603.tmp\psmachine_64.dll
  • %ProgramFiles%\gum8603.tmp\psuser.dll
  • %ProgramFiles%\gum8603.tmp\psuser_64.dll
  • %ProgramFiles%\gum8603.tmp\googlecrashhandler64.exe
  • %ProgramFiles%\gum8603.tmp\goopdateres_am.dll
  • %ProgramFiles%\gum8603.tmp\googleupdatecomregistershell64.exe
  • %ProgramFiles%\gum8603.tmp\googleupdate.exe
  • %ProgramFiles%\gum8603.tmp\psmachine.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_cs.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_id.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_sv.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ta.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_te.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_th.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_tr.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_uk.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_sr.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_is.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_sw.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ur.dll
  • %ProgramFiles%\gum8603.tmp\googleupdatesetup.exe
  • %ProgramFiles%\google\update\1.3.31.5\googleupdate.exe
  • %ProgramFiles%\google\update\1.3.31.5\goopdate.dll
  • %ProgramFiles%\google\update\1.3.31.5\googlecrashhandler.exe
  • %ProgramFiles%\google\update\1.3.31.5\googlecrashhandler64.exe
  • %ProgramFiles%\gum8603.tmp\goopdateres_vi.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_zh-cn.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_zh-tw.dll
  • %WINDIR%\temp\tar5c1.tmp
  • %ProgramFiles%\google\update\install\{b545e296-9f5c-4485-bd71-b01c09458f21}\80.0.3987.116_chrome_installer.exe
  • %ProgramFiles%\gum8603.tmp\goopdateres_ru.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_iw.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ja.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_kn.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ko.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_lt.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_lv.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_sk.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_sl.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ml.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_nl.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_no.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_pl.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_pt-br.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_pt-pt.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ro.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_it.dll
  • %ProgramFiles%\gum8603.tmp\goopdateres_ms.dll
  • %WINDIR%\temp\guib05f.tmp
Sets the 'hidden' attribute to the following files
  • %TEMP%\bit26ca.tmp
Deletes the following files
  • %WINDIR%\temp\cabef02.tmp
  • %WINDIR%\temp\taref03.tmp
  • %WINDIR%\temp\cabef36.tmp
  • %WINDIR%\temp\taref37.tmp
  • %WINDIR%\temp\cab5c0.tmp
  • %WINDIR%\temp\tar5c1.tmp
  • %WINDIR%\temp\cab6e5.tmp
  • %WINDIR%\temp\tar6e6.tmp
  • %WINDIR%\temp\cab1c06.tmp
  • %WINDIR%\temp\tar1c07.tmp
  • %TEMP%\{9674c666-03d7-4189-8cc7-9376d6004ef9}-80.0.3987.116_chrome_installer.exe
Moves the following files
  • from %TEMP%\bit26ca.tmp to %TEMP%\{9674c666-03d7-4189-8cc7-9376d6004ef9}-80.0.3987.116_chrome_installer.exe
Network activity
Connects to
  • 're####ctor.gvt1.com':80
  • 'r6######5hnednlk.gvt1.com':80
TCP
HTTP GET requests
  • http://r6######5hnednlk.gvt1.com/edgedl/release2/chrome/APVKFAiBHp9TTO1Aq2S-mcg_80.0.3987.116/80.0.3987.116_chrome_installer.exe?cm##############################################################...
  • 'tools.google.com':443
  • UDP
    • DNS ASK tools.google.com
    • DNS ASK re####ctor.gvt1.com
    • DNS ASK r6######5hnednlk.gvt1.com
    Miscellaneous
    Creates and executes the following
    • '%TEMP%\7603.tmp' --splash<Full path to file> 8C826264F0807CA8A82091BDBF189273E698C1C9D0D1C9B3E84BB70D6CBFF33C8704440534C50C9FAC219A60D557E782271860A9FAF1034B092AA727FA32EECB
    • '%ProgramFiles%\gum8603.tmp\googleupdate.exe' /installsource taggedmi /install "appguid={8A69D345-D564-463C-AFF1-A69D9E530F96}&iid={ABEAF2F5-6F67-5047-E06A-AE4AC462C4FB}&lang=en&browser=4&usagestats=0&appname=Google%20Chrome&needsadmin=pre...
    • '%TEMP%\7603.tmp' --splash<Full path to file> 8C826264F0807CA8A82091BDBF189273E698C1C9D0D1C9B3E84BB70D6CBFF33C8704440534C50C9FAC219A60D557E782271860A9FAF1034B092AA727FA32EECB' (with hidden window)
    Executes the following
    • '%ProgramFiles%\google\update\googleupdate.exe' /regsvc
    • '%ProgramFiles%\google\update\googleupdate.exe' /regserver
    • '%ProgramFiles%\google\update\googleupdate.exe' /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB2ZXJzaW9uPSIxLjMuMzEuNSIgc2hlbGxfdmVyc2lvbj0iMS4zLjI2LjkiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7QTlBMUUxMzg...
    • '%ProgramFiles%\google\update\googleupdate.exe' /handoff "appguid={8A69D345-D564-463C-AFF1-A69D9E530F96}&iid={ABEAF2F5-6F67-5047-E06A-AE4AC462C4FB}&lang=en&browser=4&usagestats=0&appname=Google%20Chrome&needsadmin=prefers&installdataindex=de...
    • '%ProgramFiles%\google\update\googleupdate.exe' /svc

    Curing recommendations

    1. If the operating system (OS) can be loaded (either normally or in safe mode), download Dr.Web Security Space and run a full scan of your computer and removable media you use. More about Dr.Web Security Space.
    2. If you cannot boot the OS, change the BIOS settings to boot your system from a CD or USB drive. Download the image of the emergency system repair disk Dr.Web® LiveDisk , mount it on a USB drive or burn it to a CD/DVD. After booting up with this media, run a full scan and cure all the detected threats.
    Free trial

    One month (no registration) or three months (registration and renewal discount)

    Download Dr.Web

    Download by serial number

    Use Dr.Web Anti-virus for macOS to run a full scan of your Mac.

    Free trial

    One month (no registration) or three months (registration and renewal discount)

    Download Dr.Web

    Download by serial number

    After booting up, run a full scan of all disk partitions with Dr.Web Anti-virus for Linux.

    Free trial

    One month (no registration) or three months (registration and renewal discount)

    Download Dr.Web

    Download by serial number

    1. If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
    2. If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
      • Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
      • Once you have activated safe mode, install the Dr.Web for Android onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
      • Switch off your device and turn it on as normal.

    Find out more about Dr.Web for Android

    俄罗斯Dr.Web反病毒产品研发厂商

    研发始自1992年

    Dr.Web产品用户遍布世界200多个国家

    2007年起提供反病毒服务

    全天支持

    © Doctor Web
    2003 — 2020

    Doctor Web公司是俄罗斯信息安全反病毒保护产品厂商,产品商标为Dr.Web。Dr.Web产品研发始自1992年。