Trojan.DownLoader12.32951

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,%ALLUSERSPROFILE%\vesswIQA\AcIcUcAM.exe,'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'AcIcUcAM.exe' = '%ALLUSERSPROFILE%\vesswIQA\AcIcUcAM.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jaQEcQMQ.exe' = '%HOMEPATH%\NIMMEwsg\jaQEcQMQ.exe'

Creates the following services:

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

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

hidden files
file extensions

blocks the following features:

User Account Control (UAC)

Creates and executes the following:

'%ALLUSERSPROFILE%\lwQggIEM\nwAEcgMA.exe'
'%ALLUSERSPROFILE%\vesswIQA\AcIcUcAM.exe'
'%HOMEPATH%\NIMMEwsg\jaQEcQMQ.exe'

Executes the following:

'<SYSTEM32>\cscript.exe' /pid=3044
'<SYSTEM32>\reg.exe' /pid=2892
'<SYSTEM32>\reg.exe'
'<SYSTEM32>\reg.exe' /pid=924
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\OgosUwkM.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\VmkoYMEo.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\SIYgIogk.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\OsEQkoIo.bat" "<Full path to virus>""
'<SYSTEM32>\cscript.exe' /pid=2984
'<SYSTEM32>\reg.exe' /pid=3248
'<SYSTEM32>\cscript.exe'
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\LegQUcoI.bat" "<Full path to virus>""
'<SYSTEM32>\reg.exe' /pid=3164
'<SYSTEM32>\reg.exe' /pid=3244
'<SYSTEM32>\cscript.exe' %TEMP%\file.vbs
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\kUIAYUAQ.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\ewUkQMEU.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\uuUMcgEg.bat" "<Full path to virus>""
'<SYSTEM32>\reg.exe' add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v HideFileExt /t REG_DWORD /d 1
'<SYSTEM32>\reg.exe' add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v Hidden /t REG_DWORD /d 2
'<SYSTEM32>\reg.exe' add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /d 0 /t REG_DWORD /f
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\EScgoQsA.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\GqAocscY.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\QAUQAQok.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\TaUIQkcU.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\xEQEMMIA.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\ZkYIwgUM.bat" "<Full path to virus>""
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\BesIUkkk.bat" "<Full path to virus>""

Injects code into

the following system processes:

<SYSTEM32>\cscript.exe
<SYSTEM32>\cmd.exe
<SYSTEM32>\reg.exe

Modifies file system :

Creates the following files:

<Current directory>\pqQQ.ico
C:\RCX23.tmp
<Current directory>\nQwQ.exe
<Current directory>\yCko.ico
C:\RCX24.tmp
<Current directory>\eAcq.exe
<Current directory>\wcso.ico
C:\RCX21.tmp
<Current directory>\mIgm.exe
<Current directory>\cwIE.ico
C:\RCX22.tmp
<Current directory>\wwcQ.exe
<Current directory>\iQkw.exe
C:\RCX27.tmp
<Current directory>\qMQY.exe
<Current directory>\DOwU.ico
C:\RCX28.tmp
<Current directory>\UUIW.exe
<Current directory>\Ysoc.ico
%TEMP%\VmkoYMEo.bat
%TEMP%\wMEQwUww.bat
C:\RCX25.tmp
C:\RCX26.tmp
<Current directory>\lsgy.exe
<Current directory>\nEwc.ico
<Current directory>\IqIM.ico
C:\RCX1C.tmp
<Current directory>\ToUa.exe
C:\RCX1D.tmp
%TEMP%\UAAMsQoU.bat
<Current directory>\moQU.exe
<Current directory>\omAo.ico
%TEMP%\GqAocscY.bat
C:\RCX1A.tmp
<Current directory>\yCAY.ico
C:\RCX1B.tmp
<Current directory>\ockO.exe
%TEMP%\QAUQAQok.bat
<Current directory>\QgYS.exe
<Current directory>\PCgs.ico
%TEMP%\FissgMUA.bat
<Current directory>\tqwE.ico
%TEMP%\OgosUwkM.bat
C:\RCX20.tmp
C:\RCX1E.tmp
<Current directory>\nUUK.exe
<Current directory>\HeEs.ico
C:\RCX1F.tmp
<Current directory>\YkkC.exe
<Current directory>\GIkE.ico
<Current directory>\JIQs.ico
<Current directory>\tkkY.ico
C:\RCX32.tmp
<Current directory>\ZIoK.exe
%TEMP%\pAsEYcQw.bat
C:\RCX33.tmp
<Current directory>\bggI.exe
<Current directory>\eMQU.ico
C:\RCX30.tmp
<Current directory>\ZwEk.exe
<Current directory>\XsgI.ico
C:\RCX31.tmp
<Current directory>\WAoS.exe
<Current directory>\vOII.ico
C:\RCX36.tmp
<Current directory>\YQIY.exe
<Current directory>\rQEA.ico
C:\RCX37.tmp
<Current directory>\KcoM.exe
<Current directory>\uqsY.ico
C:\RCX34.tmp
%TEMP%\OsEQkoIo.bat
<Current directory>\DoIC.exe
C:\RCX35.tmp
<Current directory>\fskI.exe
<Current directory>\fUYk.ico
<Current directory>\QsIK.exe
<Current directory>\ScMo.ico
%TEMP%\SIYgIogk.bat
<Current directory>\mYgW.exe
<Current directory>\cksc.ico
C:\RCX2B.tmp
%TEMP%\umMwUUgc.bat
C:\RCX29.tmp
<Current directory>\lYAG.exe
C:\RCX2A.tmp
<Current directory>\JgMM.exe
<Current directory>\ssEA.ico
C:\RCX2C.tmp
<Current directory>\gswY.exe
<Current directory>\pawk.ico
%TEMP%\fuAcEswg.bat
<Current directory>\mIss.ico
%TEMP%\LegQUcoI.bat
C:\RCX2F.tmp
C:\RCX2D.tmp
<Current directory>\IwwY.exe
<Current directory>\jeog.ico
C:\RCX2E.tmp
<Current directory>\GEQc.exe
<Current directory>\zYYA.ico
C:\RCX7.tmp
<Current directory>\IAUM.exe
<Current directory>\UGYk.ico
%TEMP%\jMIQYkgw.bat
<Current directory>\JAwA.exe
<Current directory>\uSUM.ico
C:\RCX5.tmp
<Current directory>\OUwo.exe
%TEMP%\ewUkQMEU.bat
C:\RCX6.tmp
<Current directory>\bAIw.exe
<Current directory>\DEkA.ico
C:\RCX8.tmp
<Current directory>\jkEE.exe
<Current directory>\OMAM.ico
C:\RCXA.tmp
<Current directory>\JEkC.exe
<Current directory>\qSIU.ico
C:\RCXB.tmp
<Current directory>\poAi.exe
<Current directory>\lcUM.ico
%TEMP%\xEQEMMIA.bat
<Current directory>\TcIQ.exe
<Current directory>\nMYY.ico
C:\RCX9.tmp
<Current directory>\XMsM.exe
<Current directory>\<Virus name>
%TEMP%\UuEsoMME.bat
<Current directory>\zmAw.ico
%TEMP%\uuUMcgEg.bat
C:\RCX1.tmp
%ALLUSERSPROFILE%\lwQggIEM\nwAEcgMA.exe
%ALLUSERSPROFILE%\vesswIQA\AcIcUcAM
%HOMEPATH%\NIMMEwsg\jaQEcQMQ
<Current directory>\RaUU.ico
C:\Documents and Settings\LocalService\NIMMEwsg\jaQEcQMQ
%ALLUSERSPROFILE%\casg.txt
%TEMP%\file.vbs
%TEMP%\ficsoIkA.bat
<Current directory>\NCwg.ico
C:\RCX3.tmp
<Current directory>\hKIU.ico
C:\RCX4.tmp
<Current directory>\ccUM.exe
<Current directory>\nQoE.exe
%TEMP%\kUIAYUAQ.bat
%TEMP%\BUkQUEcA.bat
<Current directory>\HUcM.exe
<Current directory>\TWAI.ico
C:\RCX2.tmp
C:\RCXC.tmp
<Current directory>\TaIw.ico
C:\RCX15.tmp
<Current directory>\fAAU.exe
<Current directory>\hykY.ico
C:\RCX16.tmp
<Current directory>\igoA.exe
%TEMP%\YgMYEgwc.bat
<Current directory>\EAAm.exe
<Current directory>\PyUE.ico
<Current directory>\nysg.ico
%TEMP%\TaUIQkcU.bat
C:\RCX14.tmp
<Current directory>\bwkI.exe
%TEMP%\EScgoQsA.bat
C:\RCX19.tmp
<Current directory>\IgUw.exe
<Current directory>\dQUy.exe
<Current directory>\uWQc.ico
%TEMP%\MwwkIgQs.bat
<Current directory>\FQIc.exe
<Current directory>\AWkg.ico
C:\RCX17.tmp
<Current directory>\sAkQ.ico
%TEMP%\HMsYUYow.bat
C:\RCX18.tmp
<Current directory>\gEgk.ico
%TEMP%\ZkYIwgUM.bat
%TEMP%\ZAkkEgQM.bat
<Current directory>\TawM.ico
C:\RCXF.tmp
<Current directory>\RMoW.exe
C:\RCXD.tmp
<Current directory>\XQYq.exe
<Current directory>\awoM.ico
C:\RCXE.tmp
<Current directory>\IAUG.exe
<Current directory>\ZmEM.ico
<Current directory>\LwMm.exe
C:\RCX12.tmp
<Current directory>\BUcE.exe
<Current directory>\XcIA.ico
C:\RCX13.tmp
<Current directory>\yMAQ.exe
<Current directory>\jgAQ.ico
<Current directory>\PIkQ.ico
%TEMP%\sCAYcsYY.bat
C:\RCX10.tmp
%TEMP%\BesIUkkk.bat
C:\RCX11.tmp
<Current directory>\IkQQ.exe

Deletes the following files:

<Current directory>\eAcq.exe
<Current directory>\pqQQ.ico
%TEMP%\wMEQwUww.bat
<Current directory>\cwIE.ico
<Current directory>\wwcQ.exe
<Current directory>\wcso.ico
<Current directory>\nQwQ.exe
<Current directory>\iQkw.exe
<Current directory>\DOwU.ico
<Current directory>\UUIW.exe
<Current directory>\Ysoc.ico
<Current directory>\qMQY.exe
<Current directory>\yCko.ico
<Current directory>\lsgy.exe
<Current directory>\nEwc.ico
<Current directory>\moQU.exe
<Current directory>\IqIM.ico
<Current directory>\nUUK.exe
%TEMP%\UAAMsQoU.bat
<Current directory>\omAo.ico
<Current directory>\ToUa.exe
<Current directory>\yCAY.ico
<Current directory>\HeEs.ico
<Current directory>\PCgs.ico
<Current directory>\mIgm.exe
<Current directory>\tqwE.ico
<Current directory>\QgYS.exe
<Current directory>\YkkC.exe
<Current directory>\GIkE.ico
%TEMP%\FissgMUA.bat
<Current directory>\lYAG.exe
<Current directory>\ZIoK.exe
<Current directory>\XsgI.ico
%TEMP%\pAsEYcQw.bat
<Current directory>\eMQU.ico
<Current directory>\ZwEk.exe
<Current directory>\mIss.ico
<Current directory>\WAoS.exe
<Current directory>\bggI.exe
<Current directory>\fUYk.ico
<Current directory>\YQIY.exe
<Current directory>\rQEA.ico
<Current directory>\fskI.exe
<Current directory>\tkkY.ico
<Current directory>\DoIC.exe
<Current directory>\vOII.ico
<Current directory>\QsIK.exe
<Current directory>\ScMo.ico
<Current directory>\mYgW.exe
<Current directory>\ssEA.ico
<Current directory>\JIQs.ico
%TEMP%\umMwUUgc.bat
<Current directory>\JgMM.exe
<Current directory>\cksc.ico
<Current directory>\zYYA.ico
<Current directory>\gswY.exe
<Current directory>\pawk.ico
%TEMP%\fuAcEswg.bat
<Current directory>\IwwY.exe
<Current directory>\jeog.ico
<Current directory>\GEQc.exe
<Current directory>\ockO.exe
<Current directory>\uSUM.ico
<Current directory>\poAi.exe
<Current directory>\lcUM.ico
<Current directory>\JAwA.exe
<Current directory>\IAUM.exe
<Current directory>\UGYk.ico
%TEMP%\jMIQYkgw.bat
<Current directory>\TcIQ.exe
<Current directory>\qSIU.ico
<Current directory>\XQYq.exe
<Current directory>\awoM.ico
<Current directory>\JEkC.exe
<Current directory>\nMYY.ico
<Current directory>\jkEE.exe
<Current directory>\OMAM.ico
<Current directory>\nQoE.exe
<Current directory>\zmAw.ico
<Current directory>\HUcM.exe
%TEMP%\BUkQUEcA.bat
%TEMP%\UuEsoMME.bat
<Current directory>\XMsM.exe
<Current directory>\RaUU.ico
<Current directory>\TWAI.ico
<Current directory>\hKIU.ico
<Current directory>\bAIw.exe
<Current directory>\DEkA.ico
<Current directory>\OUwo.exe
%TEMP%\ficsoIkA.bat
<Current directory>\ccUM.exe
<Current directory>\NCwg.ico
%TEMP%\ZAkkEgQM.bat
<Current directory>\TaIw.ico
<Current directory>\bwkI.exe
<Current directory>\hykY.ico
<Current directory>\igoA.exe
<Current directory>\PyUE.ico
<Current directory>\fAAU.exe
<Current directory>\nysg.ico
<Current directory>\FQIc.exe
%TEMP%\MwwkIgQs.bat
<Current directory>\dQUy.exe
<Current directory>\uWQc.ico
<Current directory>\sAkQ.ico
<Current directory>\AWkg.ico
%TEMP%\HMsYUYow.bat
<Current directory>\IgUw.exe
<Current directory>\LwMm.exe
<Current directory>\TawM.ico
%TEMP%\sCAYcsYY.bat
<Current directory>\gEgk.ico
<Current directory>\IAUG.exe
<Current directory>\ZmEM.ico
<Current directory>\RMoW.exe
<Current directory>\IkQQ.exe
<Current directory>\jgAQ.ico
%TEMP%\YgMYEgwc.bat
<Current directory>\EAAm.exe
<Current directory>\yMAQ.exe
<Current directory>\PIkQ.ico
<Current directory>\BUcE.exe
<Current directory>\XcIA.ico

Moves the following files:

from C:\RCX25.tmp to <Current directory>\iQkw.exe
from C:\RCX24.tmp to <Current directory>\eAcq.exe
from C:\RCX23.tmp to <Current directory>\nQwQ.exe
from C:\RCX28.tmp to <Current directory>\UUIW.exe
from C:\RCX27.tmp to <Current directory>\qMQY.exe
from C:\RCX26.tmp to <Current directory>\lsgy.exe
from C:\RCX22.tmp to <Current directory>\wwcQ.exe
from C:\RCX1E.tmp to <Current directory>\nUUK.exe
from C:\RCX1D.tmp to <Current directory>\moQU.exe
from C:\RCX1C.tmp to <Current directory>\ToUa.exe
from C:\RCX21.tmp to <Current directory>\mIgm.exe
from C:\RCX20.tmp to <Current directory>\QgYS.exe
from C:\RCX1F.tmp to <Current directory>\YkkC.exe
from C:\RCX29.tmp to <Current directory>\lYAG.exe
from C:\RCX33.tmp to <Current directory>\bggI.exe
from C:\RCX32.tmp to <Current directory>\ZIoK.exe
from C:\RCX31.tmp to <Current directory>\WAoS.exe
from C:\RCX36.tmp to <Current directory>\YQIY.exe
from C:\RCX35.tmp to <Current directory>\fskI.exe
from C:\RCX34.tmp to <Current directory>\DoIC.exe
from C:\RCX30.tmp to <Current directory>\ZwEk.exe
from C:\RCX2C.tmp to <Current directory>\mYgW.exe
from C:\RCX2B.tmp to <Current directory>\QsIK.exe
from C:\RCX2A.tmp to <Current directory>\JgMM.exe
from C:\RCX2F.tmp to <Current directory>\gswY.exe
from C:\RCX2E.tmp to <Current directory>\GEQc.exe
from C:\RCX2D.tmp to <Current directory>\IwwY.exe
from C:\RCXA.tmp to <Current directory>\TcIQ.exe
from C:\RCX9.tmp to <Current directory>\poAi.exe
from C:\RCX8.tmp to <Current directory>\JAwA.exe
from C:\RCXD.tmp to <Current directory>\XQYq.exe
from C:\RCXC.tmp to <Current directory>\JEkC.exe
from C:\RCXB.tmp to <Current directory>\jkEE.exe
from C:\RCX7.tmp to <Current directory>\IAUM.exe
from C:\RCX3.tmp to <Current directory>\HUcM.exe
from C:\RCX2.tmp to <Current directory>\nQoE.exe
from C:\RCX1.tmp to <Current directory>\XMsM.exe
from C:\RCX6.tmp to <Current directory>\bAIw.exe
from C:\RCX5.tmp to <Current directory>\OUwo.exe
from C:\RCX4.tmp to <Current directory>\ccUM.exe
from C:\RCXE.tmp to <Current directory>\IAUG.exe
from C:\RCX18.tmp to <Current directory>\FQIc.exe
from C:\RCX17.tmp to <Current directory>\bwkI.exe
from C:\RCX16.tmp to <Current directory>\igoA.exe
from C:\RCX1B.tmp to <Current directory>\ockO.exe
from C:\RCX1A.tmp to <Current directory>\dQUy.exe
from C:\RCX19.tmp to <Current directory>\IgUw.exe
from C:\RCX15.tmp to <Current directory>\fAAU.exe
from C:\RCX11.tmp to <Current directory>\IkQQ.exe
from C:\RCX10.tmp to <Current directory>\LwMm.exe
from C:\RCXF.tmp to <Current directory>\RMoW.exe
from C:\RCX14.tmp to <Current directory>\EAAm.exe
from C:\RCX13.tmp to <Current directory>\yMAQ.exe
from C:\RCX12.tmp to <Current directory>\BUcE.exe

Deletes itself.

Network activity:

Connects to:

'74.##5.232.51':80

TCP:

HTTP GET requests:

74.##5.232.51/

UDP:

DNS ASK google.com

Miscellaneous:

Searches for the following windows:

ClassName: '' WindowName: 'Microsoft Windows'
ClassName: '' WindowName: 'AcIcUcAM.exe'
ClassName: 'Indicator' WindowName: ''
ClassName: '' WindowName: 'jaQEcQMQ.exe'

Технологии

Термины

Обучение и просвещение

Мифы

Technical Information

Рекомендации по лечению

Демо бесплатно на 14 дней