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Profil

Trojan.DownLoader7.24922

Added to the Dr.Web virus database: 2012-11-17

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\Zcom УйАЦ.lnk
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%PROGRAM_FILES%\Zcom\skin.dll' = '%PROGRAM_FILES%\Zcom\skin.dll:*:Enabled:zcom»Ґ¶ЇУйАЦЖЅМЁ'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%PROGRAM_FILES%\Zcom\ZComService.exe' = '%PROGRAM_FILES%\Zcom\ZComService.exe:*:Enabled:zcom»Ґ¶ЇУйАЦЖЅМЁ'
Creates and executes the following:
  • %PROGRAM_FILES%\Zcom\skin.dll hwnd:65762 tcpport:2380 udpport:4480
  • %PROGRAM_FILES%\Zcom\ZComService.exe /i
Executes the following:
  • <SYSTEM32>\netsh.exe firewall set allowedprogram "%PROGRAM_FILES%\Zcom\~update.exe" zcom»Ґ¶ЇУйАЦЖЅМЁ ENABLE
  • <SYSTEM32>\netsh.exe firewall set allowedprogram "%PROGRAM_FILES%\Zcom\ZComService.exe" zcom»Ґ¶ЇУйАЦЖЅМЁ ENABLE
  • <SYSTEM32>\netsh.exe firewall set allowedprogram "%PROGRAM_FILES%\Zcom\skin.dll" zcom»Ґ¶ЇУйАЦЖЅМЁ ENABLE
Modifies file system :
Creates the following files:
  • %PROGRAM_FILES%\Zcom\Client\help\img\no03.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\no02.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\no01.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\no04.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\no07.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\no06.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\no05.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\help.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\help.bg.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\help-1_clip_image001_0000.gif
  • %PROGRAM_FILES%\Zcom\Client\help\img\item.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\myquestion.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\line2.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\line.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\sign02.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\sign01.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\shugui06.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\sign03.png
  • %PROGRAM_FILES%\Zcom\Client\schedule\schedule.css
  • %PROGRAM_FILES%\Zcom\Client\help\img\sign05.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\sign04.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\schedule.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\quiz.bg.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\nonLink.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\shugui01.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\shugui05.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\shugui03.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\shugui02.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magsub_icon.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_unsub_on.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_unsub.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\nodown_offline.gif
  • %PROGRAM_FILES%\Zcom\Client\doc\img\tour_title.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\tour_link.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\right_p_title.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_del_on.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_del.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\mag_icon.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_open.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_sub_on.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_sub.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\magbar_open_on.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\clip_image037.gif
  • %PROGRAM_FILES%\Zcom\Client\help\img\bookcase.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\allquestion.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\clip_image038.gif
  • %PROGRAM_FILES%\Zcom\Client\help\img\config.png
  • %PROGRAM_FILES%\Zcom\Client\help\img\clip_image045.jpg
  • %PROGRAM_FILES%\Zcom\Client\help\img\clip_image041.jpg
  • %PROGRAM_FILES%\Zcom\Client\doc\img\wait.gif
  • %PROGRAM_FILES%\Zcom\Client\doc\img\type_on.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\type_off.png
  • %PROGRAM_FILES%\Zcom\Client\help\help-1.html
  • %PROGRAM_FILES%\Zcom\Client\help\nonLink.html
  • %PROGRAM_FILES%\Zcom\Client\help\help.html
  • %PROGRAM_FILES%\Zcom\Client\help\help.css
  • %PROGRAM_FILES%\Zcom\skin.dll
  • %PROGRAM_FILES%\Zcom\ZComService.exe
  • %PROGRAM_FILES%\Zcom\skin\blue\p_skin.ini
  • %PROGRAM_FILES%\Zcom\oem.xml
  • %PROGRAM_FILES%\Zcom\index.html
  • %PROGRAM_FILES%\Zcom\Licence.txt
  • %PROGRAM_FILES%\Zcom\updateConfig.xml
  • %PROGRAM_FILES%\Zcom\skin\blue\p_quit_false.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_finsh_view.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_finsh_more.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_quit_no.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_schedule.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_quit_yes.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_quit_true.bmp
  • %HOMEPATH%\Start Menu\Programs\Zcom\·ГОКzcomНшХѕ.lnk
  • %HOMEPATH%\Start Menu\Programs\Zcom\Р¶ФШ Zcom УйАЦ.lnk
  • %HOMEPATH%\Start Menu\Programs\Zcom\Zcom УйАЦ.lnk
  • %PROGRAM_FILES%\Zcom\uninst.exe
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\0[1]
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\d2a65e6ef78160f8b520c75f68a61e5e[1]
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\d2a65e6ef78160f8b520c75f68a61e5e[1]
  • %PROGRAM_FILES%\Zcom\downloads\Category.xml
  • %PROGRAM_FILES%\Zcom\ZComAgent.dll
  • %PROGRAM_FILES%\Zcom\ZcomUpdate.exe
  • %PROGRAM_FILES%\Zcom\downloads\Record.xml
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Zcom УйАЦ.lnk
  • %HOMEPATH%\Desktop\Zcom УйАЦ.lnk
  • %PROGRAM_FILES%\Zcom\downloads\SubCategory.xml
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\stoptask.png
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\stop.png
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\start.png
  • %PROGRAM_FILES%\Zcom\dat\Category
  • %PROGRAM_FILES%\Zcom\src\Noname.JPG
  • %PROGRAM_FILES%\Zcom\dat\SubCategory
  • %PROGRAM_FILES%\Zcom\dat\Record
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\download.dot.png
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\cancletask.png
  • %PROGRAM_FILES%\Zcom\Client\schedule\schedule.html
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\percentbar.gif
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\resumetask.png
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\read.png
  • %PROGRAM_FILES%\Zcom\Client\schedule\img\percentbg.gif
  • %PROGRAM_FILES%\Zcom\skin\blue\p_back_finsh.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_back_close.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_back.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_back_schedule.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_close_over.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_close_normal.bmp
  • %PROGRAM_FILES%\Zcom\skin\blue\p_close_down.bmp
  • %PROGRAM_FILES%\Zcom\src\Thumbs.db
  • %PROGRAM_FILES%\Zcom\src\Noname.bmp
  • %PROGRAM_FILES%\Zcom\src\Noname.PNG
  • %PROGRAM_FILES%\Zcom\src\menu.bmp
  • %PROGRAM_FILES%\Zcom\skin\tray.ico
  • %PROGRAM_FILES%\Zcom\skin\default.ini
  • %PROGRAM_FILES%\Zcom\zcom-cfg\zcom-pref.ini
  • %PROGRAM_FILES%\Zcom\Client\doc\img\line_readpage.png
  • %PROGRAM_FILES%\Zcom\Client\common\linkArrow.png
  • %PROGRAM_FILES%\Zcom\Client\common\link.input.png
  • %PROGRAM_FILES%\Zcom\Client\common\link.hover.bg.png
  • %PROGRAM_FILES%\Zcom\Client\common\logo.png
  • %PROGRAM_FILES%\Zcom\Client\common\main1.bg.png
  • %PROGRAM_FILES%\Zcom\Client\common\main.css
  • %PROGRAM_FILES%\Zcom\Client\common\main.bg.png
  • %PROGRAM_FILES%\Zcom\Client\common\header.css
  • %PROGRAM_FILES%\Zcom\Client\common\footer.css
  • %PROGRAM_FILES%\Zcom\Client\common\footer.bg.png
  • %PROGRAM_FILES%\Zcom\Client\common\homepage.png
  • %PROGRAM_FILES%\Zcom\Client\common\link.div.bg.png
  • %PROGRAM_FILES%\Zcom\Client\common\link.bg.png
  • %PROGRAM_FILES%\Zcom\Client\common\indicator.gif
  • %PROGRAM_FILES%\Zcom\Client\common\quiz.png
  • %PROGRAM_FILES%\Zcom\Client\common\quiz.hover.png
  • %PROGRAM_FILES%\Zcom\Client\common\qq.service.png
  • %PROGRAM_FILES%\Zcom\Client\common\search.hover.png
  • %PROGRAM_FILES%\Zcom\Client\common\window.js
  • %PROGRAM_FILES%\Zcom\Client\common\warn.png
  • %PROGRAM_FILES%\Zcom\Client\common\search.png
  • %PROGRAM_FILES%\Zcom\Client\common\nave.link.selected.png
  • %PROGRAM_FILES%\Zcom\Client\common\nav.page.png
  • %PROGRAM_FILES%\Zcom\Client\common\nav.bg.png
  • %PROGRAM_FILES%\Zcom\Client\common\noImg.PNG
  • %PROGRAM_FILES%\Zcom\Client\common\qq.png
  • %PROGRAM_FILES%\Zcom\Client\common\prototype.js
  • %PROGRAM_FILES%\Zcom\Client\common\online.js
  • %PROGRAM_FILES%\Zcom\Client\alert\img\arrowPreLink.jpg
  • %PROGRAM_FILES%\Zcom\Client\alert\img\arrowPreLink.hover.jpg
  • %PROGRAM_FILES%\Zcom\Client\alert\img\arrowNextlink.jpg
  • %PROGRAM_FILES%\Zcom\Client\alert\img\arrowPreNolink.jpg
  • %PROGRAM_FILES%\Zcom\Client\alert\img\over.JPG
  • %PROGRAM_FILES%\Zcom\Client\alert\img\nomal.JPG
  • %PROGRAM_FILES%\Zcom\Client\alert\img\bg.jpg
  • %PROGRAM_FILES%\Zcom\Client\alert\readAlert.html
  • %PROGRAM_FILES%\Zcom\Client\alert\alert.js
  • %TEMP%\nsp2.tmp\System.dll
  • %PROGRAM_FILES%\Zcom\Client\alert\rss.css
  • %PROGRAM_FILES%\Zcom\Client\alert\img\arrowNextlink.hover.jpg
  • %PROGRAM_FILES%\Zcom\Client\alert\img\arrowNextNoLink.jpg
  • %PROGRAM_FILES%\Zcom\Client\alert\unread.xsl
  • %PROGRAM_FILES%\Zcom\Client\common\check_online.gif
  • %PROGRAM_FILES%\Zcom\Client\common\cancel.png
  • %PROGRAM_FILES%\Zcom\Client\common\cancel.hover.png
  • %PROGRAM_FILES%\Zcom\Client\common\client.css
  • %PROGRAM_FILES%\Zcom\Client\common\favicon.ico
  • %PROGRAM_FILES%\Zcom\Client\common\confirm.png
  • %PROGRAM_FILES%\Zcom\Client\common\confirm.hover.png
  • %PROGRAM_FILES%\Zcom\Client\common\alert.css
  • %PROGRAM_FILES%\Zcom\Client\common\Zcom.Client.js
  • %PROGRAM_FILES%\Zcom\Client\alert\img\read.jpg
  • %PROGRAM_FILES%\Zcom\Client\common\background_total.png
  • %PROGRAM_FILES%\Zcom\Client\common\button.png
  • %PROGRAM_FILES%\Zcom\Client\common\button.hover.png
  • %PROGRAM_FILES%\Zcom\Client\common\bubble-arrow.png
  • %PROGRAM_FILES%\Zcom\Client\doc\subcategory.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\style.css
  • %PROGRAM_FILES%\Zcom\Client\doc\record_unread.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\svn_info.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\img\bluedot.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\background_total.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\background.png
  • %PROGRAM_FILES%\Zcom\Client\doc\item.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\drawitem.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\doc_info.xml
  • %PROGRAM_FILES%\Zcom\Client\doc\jscript.js
  • %PROGRAM_FILES%\Zcom\Client\doc\record_main.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\record.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\left.xsl
  • %PROGRAM_FILES%\Zcom\Client\doc\img\icon_unread_bg.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\icon_unread.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\icon_read_bg.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\left_menu_sub_off.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\left_menu_sub_on_s.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\left_menu_sub_on.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\left_menu_sub_off_s.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\comment.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\bydate_select.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\bydate_icon.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\grayborder.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\icon_read.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\icon_popup.png
  • %PROGRAM_FILES%\Zcom\Client\doc\img\icon_disk.png
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\top_left.gif
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\top.gif
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\right.gif
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\top_right.gif
  • %PROGRAM_FILES%\Zcom\Client\config\img\arrowDown.png
  • %PROGRAM_FILES%\Zcom\Client\config\config.html
  • %PROGRAM_FILES%\Zcom\Client\config\config.css
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\bottom.gif
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\Thumbs.db
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert.css
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\bottom_left.gif
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\overlay.png
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\left.gif
  • %PROGRAM_FILES%\Zcom\Client\common\zcom.alert\bottom_right.gif
  • %PROGRAM_FILES%\Zcom\Client\doc\build.js
  • %PROGRAM_FILES%\Zcom\Client\config\img\saveConfig.png
  • %PROGRAM_FILES%\Zcom\Client\config\img\pop.png
  • %PROGRAM_FILES%\Zcom\Client\doc\class.js
  • %PROGRAM_FILES%\Zcom\Client\doc\doc.html
  • %PROGRAM_FILES%\Zcom\Client\doc\config.js
  • %PROGRAM_FILES%\Zcom\Client\doc\common.js
  • %PROGRAM_FILES%\Zcom\Client\config\img\arrowUp1.png
  • %PROGRAM_FILES%\Zcom\Client\config\img\arrowUp.png
  • %PROGRAM_FILES%\Zcom\Client\config\img\arrowDown1.png
  • %PROGRAM_FILES%\Zcom\Client\config\img\button.hover.png
  • %PROGRAM_FILES%\Zcom\Client\config\img\config.png
  • %PROGRAM_FILES%\Zcom\Client\config\img\checkbox.png
  • %PROGRAM_FILES%\Zcom\Client\config\img\button.png
Deletes the following files:
  • %TEMP%\nsp2.tmp\System.dll
Network activity:
Connects to:
  • 'cl#####nfo.zcominc.com':80
  • '21#.#38.233.120':53
  • 'localhost':1037
  • 'cl#####tat.zcominc.com':80
TCP:
HTTP GET requests:
  • cl#####nfo.zcominc.com/saveinfo/0/d2a65e6ef78160f8b520c75f68a61e5e/0
  • cl#####tat.zcominc.com/clientaction/install/zcom/lite/3.41/0/00000000/d2a65e6ef78160f8b520c75f68a61e5e
  • cl#####tat.zcominc.com/clientaction/clickrun/zcom/lite/3.41/0/00000000/d2a65e6ef78160f8b520c75f68a61e5e
UDP:
  • DNS ASK ed##che.p2p
  • DNS ASK vc####.Zcom.org.cn
  • DNS ASK cl#####nfo.zcominc.com
  • DNS ASK cl#####tat.zcominc.com
  • '23#.#55.255.250':1900
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: 'ZComService' WindowName: ''

Recommandations pour le traitement

  1. Si le système d'exploitation peut être démarré (en mode normal ou en mode sans échec), téléchargez Dr.Web Security Space et lancez un scan complet de votre ordinateur et de tous les supports amovibles que vous utilisez. En savoir plus sur Dr.Web Security Space.
  2. Si le démarrage du système d'exploitation est impossible, veuillez modifier les paramètres du BIOS de votre ordinateur pour démarrer votre ordinateur via CD/DVD ou clé USB. Téléchargez l'image du disque de secours de restauration du système Dr.Web® LiveDisk ou l'utilitaire pour enregistrer Dr.Web® LiveDisk sur une clé USB, puis préparez la clé USB appropriée. Démarrez l'ordinateur à l'aide de cette clé et lancez le scan complet et le traitement des menaces détectées.

Veuillez lancer le scan complet du système à l'aide de Dr.Web Antivirus pour Mac OS.

Veuillez lancer le scan complet de toutes les partitions du disque à l'aide de Dr.Web Antivirus pour Linux.

  1. Si votre appareil mobile fonctionne correctement, veuillez télécharger et installer sur votre appareil mobile Dr.Web pour Android. Lancez un scan complet et suivez les recommandations sur la neutralisation des menaces détectées.
  2. Si l'appareil mobile est bloqué par le Trojan de la famille Android.Locker (un message sur la violation grave de la loi ou la demande d'une rançon est affiché sur l'écran de l'appareil mobile), procédez comme suit:
    • démarrez votre Smartphone ou votre tablette en mode sans échec (si vous ne savez pas comment faire, consultez la documentation de l'appareil mobile ou contactez le fabricant) ;
    • puis téléchargez et installez sur votre appareil mobile Dr.Web pour Android et lancez un scan complet puis suivez les recommandations sur la neutralisation des menaces détectées ;
    • Débranchez votre appareil et rebranchez-le.

En savoir plus sur Dr.Web pour Android