Trojan.DownLoader4.2774

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\Agenf046.rra
%PROGRAM_FILES%\Kaseya\Agent\KaUsf008.rra
%PROGRAM_FILES%\Kaseya\Agent\KPrtefd9.rra
%PROGRAM_FILES%\Kaseya\Agent\kGetf0c3.rra
%PROGRAM_FILES%\Kaseya\Agent\KEvef18f.rra
%PROGRAM_FILES%\Kaseya\Agent\Psapf160.rra
%PROGRAM_FILES%\Kaseya\Agent\sporf131.rra
%ALLUSERSPROFILE%\Start Menu\Programs\Kaseya\Kaseya Agent.lnk
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\dataeb93.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\dataeb74.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\layoeb55.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\Setuebd2.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\Setup.ini
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\setuec20.rra
%PROGRAM_FILES%\InstallShield Installation Information\{48C76121-4F90-11D5-9884-0050BA85A903}\Setuebf1.rra
%PROGRAM_FILES%\Kaseya\Agent\LogPf1bd.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>\kasef509.rra
%PROGRAM_FILES%\Kaseya\Agent\Kasef383.rra
<SYSTEM32>\kasef2a8.rra
%PROGRAM_FILES%\Kaseya\Agent\KAgef20c.rra
%PROGRAM_FILES%\Kaseya\Agent\Kasef3a2.rra
<DRIVERS>\kapff4da.rra
<DRIVERS>\Kasef4bb.rra
<DRIVERS>\KaPFf49c.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}\value191.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\Psape143.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\KSete123.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\isrte1ef.rra
%TEMP%\pft3.tmp\setup.log
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\_IsRe28b.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\defae22d.rra
%TEMP%\{48c76121-4f90-11d5-9884-0050ba85a903}\setue0b6.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\cored29d.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\temp.000
%TEMP%\IEC4.tmp
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\ctord2db.rra
%CommonProgramFiles%\InstallShield\IScript\iscrd78e.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\iused51d.rra
%CommonProgramFiles%\InstallShield\Engine\6\Intel 32\objed4c0.rra