Trojan.DownLoader4.18483

Техническая информация

Для обеспечения автозапуска и распространения:

Модифицирует следующие ключи реестра:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Kaseya Agent Service Helper' = '"%PROGRAM_FILES%\Kaseya\Agent\KaUsrTsk.exe"'

Создает следующие сервисы:

[<HKLM>\SYSTEM\ControlSet001\Services\KaseyaAgent] 'Start' = '00000002'
[<HKLM>\SYSTEM\ControlSet001\Services\KaseyaAgent] 'ImagePath' = '"%PROGRAM_FILES%\Kaseya\Agent\AgentMon.exe"'

Вредоносные функции:

Создает и запускает на исполнение:

%PROGRAM_FILES%\Kaseya\Agent\AgentMon.exe -s
%PROGRAM_FILES%\Kaseya\Agent\KaUsrTsk.exe
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\IKernel.exe /REGSERVER -Embedding -RegServer

Изменения в файловой системе:

Создает следующие файлы:

%PROGRAM_FILES%\Kaseya\Agent\Agen1b7d.rra
%PROGRAM_FILES%\Kaseya\Agent\KaUs1b3e.rra
%PROGRAM_FILES%\Kaseya\Agent\KPrt1b1f.rra
%PROGRAM_FILES%\Kaseya\Agent\kGet1bea.rra
%PROGRAM_FILES%\Kaseya\Agent\KEve1c96.rra
%PROGRAM_FILES%\Kaseya\Agent\Psap1c77.rra
%PROGRAM_FILES%\Kaseya\Agent\spor1c48.rra
%ALLUSERSPROFILE%\Start Menu\Programs\Kaseya\Kaseya Agent.lnk
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\data16ba.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\data169b.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\layo167c.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\Setu1708.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\Setup.ini
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\setu1766.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\Setu1737.rra
%PROGRAM_FILES%\Kaseya\Agent\LogP1cd5.rra
%PROGRAM_FILES%\Kaseya\Agent\custom\blink.ico
%PROGRAM_FILES%\Kaseya\Agent\custom\noremote.ico
%PROGRAM_FILES%\Kaseya\Agent\KaseyaD.ini
%PROGRAM_FILES%\Kaseya\Agent\custom\offline.ico
%PROGRAM_FILES%\Kaseya\Agent\AgentMon.log
%PROGRAM_FILES%\Kaseya\Agent\KasError.log
%PROGRAM_FILES%\Kaseya\Agent\custom\online.ico
<DRIVERS>\kase1ff2.rra
%PROGRAM_FILES%\Kaseya\Agent\Kase1eb9.rra
<SYSTEM32>\kase1dfe.rra
%PROGRAM_FILES%\Kaseya\Agent\KAge1d32.rra
%PROGRAM_FILES%\Kaseya\Agent\Kase1ec9.rra
<DRIVERS>\kapf1fd2.rra
<DRIVERS>\Kase1f84.rra
<DRIVERS>\KaPF1f65.rra
%TEMP%\pft3.tmp\setup.iss
%TEMP%\pft3.tmp\Setup.exe
%TEMP%\pft3.tmp\Setup.bmp
%TEMP%\pft3.tmp\data2.cab
%TEMP%\pft3.tmp\setup.inx
%TEMP%\pft3.tmp\Setup.ini
%TEMP%\pft3.tmp\layout.bin
%TEMP%\pft3.tmp\data1.hdr
%TEMP%\KaseyaD.ini
%TEMP%\KAgentSilent.exe
%TEMP%\KASetup.log
%TEMP%\ext2.tmp
%TEMP%\pft3.tmp\data1.cab
%TEMP%\pft3.tmp\pftw1.pkg
%TEMP%\plf1.tmp
%TEMP%\pft3.tmp\ikernel.ex_
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\valu96c.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\Psap91e.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\KSet8ef.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\isrt9ca.rra
%TEMP%\pft3.tmp\setup.log
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\_IsRa66.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\defaa18.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\setu891.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\corefb72.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\temp.000
%TEMP%\IEC4.tmp
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\ctorfbc0.rra
%CommonProgramFiles%\InstallShield\IScript\iscre0.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\iusefe31.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\objefdc4.rra