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Analysis
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max time kernel
115s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01/01/2025, 19:14
Static task
static1
Behavioral task
behavioral1
Sample
734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe
Resource
win7-20240903-en
General
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Target
734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe
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Size
80KB
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MD5
3e0b5d63a01ca7c6e327331bf7526d70
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SHA1
ea6f02a39d22e96a66695c745436d941d7541c41
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SHA256
734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1
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SHA512
655c404f5a144e8d7f62355a4080f544aa07f087e994415f7c147694ecdd64c0adeffa501cbefa18ae815057df9cf392ca4f7c5384a8470b4ec27f4ce3690edd
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SSDEEP
1536:RfnLq01weW5yX3jFxv49Nu4GhQcGGCq2iW7z:Y3ysTGhQHGCH
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/3332-29-0x0000000000580000-0x0000000000589000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000b000000023c75-3.dat aspack_v212_v242 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation fhlqFW.exe -
Executes dropped EXE 1 IoCs
pid Process 3332 fhlqFW.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe fhlqFW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe fhlqFW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe fhlqFW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe fhlqFW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe fhlqFW.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE fhlqFW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe fhlqFW.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe fhlqFW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe fhlqFW.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe fhlqFW.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE fhlqFW.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{86586A1C-7EEC-4BB2-AD86-7C1FB3D0D811}\chrome_installer.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe fhlqFW.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE fhlqFW.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe fhlqFW.exe File opened for modification C:\Program Files\Windows Mail\wab.exe fhlqFW.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe fhlqFW.exe File opened for modification C:\Program Files\7-Zip\7z.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe fhlqFW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe fhlqFW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE fhlqFW.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fhlqFW.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2848 wrote to memory of 3332 2848 734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe 83 PID 2848 wrote to memory of 3332 2848 734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe 83 PID 2848 wrote to memory of 3332 2848 734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe 83 PID 3332 wrote to memory of 1512 3332 fhlqFW.exe 93 PID 3332 wrote to memory of 1512 3332 fhlqFW.exe 93 PID 3332 wrote to memory of 1512 3332 fhlqFW.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe"C:\Users\Admin\AppData\Local\Temp\734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Users\Admin\AppData\Local\Temp\fhlqFW.exeC:\Users\Admin\AppData\Local\Temp\fhlqFW.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3332 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\74cd0c00.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1512
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
187B
MD5bd2942bac2a17719ecceff1b993639ef
SHA1943882759a5132b197009751031174ba675cb27f
SHA25632123ba8f05198b2361a5ad6820984e561c976ab3c2ff62002bf4abe66c50646
SHA51240b78cb3b35c0372f2282ec24c0b3c2c36638cd8578726f98e1a4d29a4330f8fc448958cc9cd45ffee392a00a30b54c351ec4c850c12ccf4178bd4a9b8ff4895
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e