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Analysis
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max time kernel
95s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2024, 08:00
Static task
static1
Behavioral task
behavioral1
Sample
43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe
Resource
win7-20241010-en
General
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Target
43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe
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Size
650KB
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MD5
bd86476284483227e2ff235c978d45c0
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SHA1
cd82b5eb0e1da57940afeab7f5681522504ba199
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SHA256
43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5
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SHA512
6839564ab8eb2452fa3d49733c010ff9db376b5f316619692388e831b25c5b6b7ebf06ef7549076f5ab2cddfbff6b9fba79da39d0658a4a79ed0e190d5f40d6e
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SSDEEP
12288:RhMrzivePPYQmwPJKoXc8SM64DNRoXPirgSKzuq:jMHivMPUgSp4DNv0x
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/4428-47-0x0000000000650000-0x0000000000659000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0008000000023cc1-3.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 IqmbPn.exe -
Executes dropped EXE 1 IoCs
pid Process 4428 IqmbPn.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe IqmbPn.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE IqmbPn.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE IqmbPn.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe IqmbPn.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe IqmbPn.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe IqmbPn.exe File opened for modification C:\Program Files\dotnet\dotnet.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe IqmbPn.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe IqmbPn.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE IqmbPn.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe IqmbPn.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe IqmbPn.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 43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IqmbPn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 780 wrote to memory of 4428 780 43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe 86 PID 780 wrote to memory of 4428 780 43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe 86 PID 780 wrote to memory of 4428 780 43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe 86 PID 4428 wrote to memory of 4408 4428 IqmbPn.exe 88 PID 4428 wrote to memory of 4408 4428 IqmbPn.exe 88 PID 4428 wrote to memory of 4408 4428 IqmbPn.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe"C:\Users\Admin\AppData\Local\Temp\43e669373cd75350ee74f95a17a8f145b1d87e78cb6b28c61c9cbbe212a61ac5N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Users\Admin\AppData\Local\Temp\IqmbPn.exeC:\Users\Admin\AppData\Local\Temp\IqmbPn.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:4428 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7dae18d7.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4408
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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
MD50947cce1fe8c2bd8fb893448c25f2079
SHA1db730a75c55bd3b316972e976c49cb2007c4c01b
SHA2562852e5372a919cb35e0c63ee26b6ee8fb2c5f799254730b358fe2d50231a1615
SHA512c7c292e5672a5556239e6c27a3cadafe21f868b116a52263b0157af43f1093d19df936345da2b821112095349594da1b8b7fd0724abc0e2b62bd317559111c59
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e