Analysis
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max time kernel
124s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18/12/2024, 01:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe
Resource
win7-20240903-en
windows7-x64
10 signatures
150 seconds
General
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Target
176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe
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Size
96KB
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MD5
3014298fba4398181164eaae5b96730a
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SHA1
c82af38c0a4047fb40e1c08eba0126d621591b7f
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SHA256
176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d
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SHA512
a34c71e211f6cd822f0792db58bcd383e37d552cfcd104a6e1d0014390503af42d4969beede31e2ab1891150f6fc9ca71d2dd4f2afcd74720f6d9d9b0c2f0476
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SSDEEP
1536:pECLKU4+dwC/p0cQ7ZCAINqPDHuXnvE0oK1yyGCq2iW7zu:pJLrp0cQ7QAINqPDHQncKGCHi
Malware Config
Extracted
Family
bdaejec
C2
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/1344-8-0x0000000000330000-0x0000000000339000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b84-3.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation vdj.exe -
Executes dropped EXE 1 IoCs
pid Process 1344 vdj.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe vdj.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE vdj.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE vdj.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe vdj.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 vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe vdj.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe vdj.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe vdj.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe vdj.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe vdj.exe File opened for modification C:\Program Files\7-Zip\7zG.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe vdj.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe vdj.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe vdj.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe vdj.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe vdj.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe vdj.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe vdj.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe vdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe vdj.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 176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vdj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5012 wrote to memory of 1344 5012 176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe 83 PID 5012 wrote to memory of 1344 5012 176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe 83 PID 5012 wrote to memory of 1344 5012 176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe 83 PID 1344 wrote to memory of 4636 1344 vdj.exe 101 PID 1344 wrote to memory of 4636 1344 vdj.exe 101 PID 1344 wrote to memory of 4636 1344 vdj.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe"C:\Users\Admin\AppData\Local\Temp\176ea76776067006d8c12a697cf9ab18883d89dceb9b73f2f3c5d996bf3cbb3d.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Users\Admin\AppData\Local\Temp\vdj.exeC:\Users\Admin\AppData\Local\Temp\vdj.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:1344 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6c171ce4.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4636
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
181B
MD57140f1f297070db3b2ef4b53dadbf5ee
SHA15705831aac5d668c5c0e11dc93f178f3156b743f
SHA256656fe7086114700a2db5ca9f480f082d7ca422652ce08f97a67a94a961161dc2
SHA5122cbb6d8074bf6332f1fb0530045623fbf035f2f2ac0a6e1ef0369164c8bc9d2deb15b648d1c2744448d87b8c914ad5668a570e5bc42b2652a5ce4b8851433f2f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e