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Analysis
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max time kernel
96s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02/01/2025, 06:47
Static task
static1
Behavioral task
behavioral1
Sample
6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe
Resource
win7-20241010-en
General
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Target
6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe
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Size
640KB
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MD5
4eb36cfba1c36b5d632db7af5907a300
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SHA1
619c194235236d6f7fb9082d56742c30cc7f7b4f
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SHA256
6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4b
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SHA512
38a07ecc016084922ee3cd2407168c3fc16c4e126b8582f751dd24e2dda360cd830f0c4707f242aebf83e3e7b67182abd07dda22f55f9d72ebe1c5c68a65d2af
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SSDEEP
12288:hJUvxKcxpJ6HL3D0jwiZcaKqqnfrjSZYqWP8Eq7tbgVv09smaM:U3xQDdiZcaKZYkq7tbg9
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/4024-46-0x0000000000960000-0x0000000000969000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b9b-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation oUe.exe -
Executes dropped EXE 1 IoCs
pid Process 4024 oUe.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe oUe.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe oUe.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe oUe.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{8A1C963D-7054-4DC6-AA98-9FBFCE5E4C3B}\chrome_installer.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe oUe.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe oUe.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe oUe.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE oUe.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe oUe.exe File opened for modification C:\Program Files\7-Zip\7zG.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe oUe.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE oUe.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe oUe.exe File opened for modification C:\Program Files\7-Zip\7z.exe oUe.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe oUe.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe oUe.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe oUe.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe oUe.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe oUe.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe oUe.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE oUe.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe oUe.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe oUe.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe oUe.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe oUe.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe oUe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe oUe.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe oUe.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe oUe.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe oUe.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\INF\setupapi.dev.log 6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.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 6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language oUe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4792 6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe 4792 6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4792 wrote to memory of 4024 4792 6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe 83 PID 4792 wrote to memory of 4024 4792 6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe 83 PID 4792 wrote to memory of 4024 4792 6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe 83 PID 4024 wrote to memory of 1956 4024 oUe.exe 84 PID 4024 wrote to memory of 1956 4024 oUe.exe 84 PID 4024 wrote to memory of 1956 4024 oUe.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe"C:\Users\Admin\AppData\Local\Temp\6d73c0a58d3d5730dbe7d60a4ff0ac4db7a4caf3fd7cb9ee18566c69559e1f4bN.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Users\Admin\AppData\Local\Temp\oUe.exeC:\Users\Admin\AppData\Local\Temp\oUe.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:4024 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5fa66df6.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1956
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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
181B
MD5f0bcbc967a1647f690e9b698361e47d6
SHA1b8d8ac9c25687fce40759ee121f39ef431f5662a
SHA256a9793c7c650e7e5480bee2a6e8326745e0b7021c228c2c667feaf92cd3410cd1
SHA51260673a9d5bbd72be2e1da033a36947c4109f46e4ecb1af2b462beb7d6b06d3c3bcd9f1f2305bb8d24618014bb4d4b743092ad8fa91cf720a2e501219a47e93e8
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e