Analysis
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max time kernel
134s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27-10-2024 12:03
Static task
static1
Behavioral task
behavioral1
Sample
cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
Resource
win10v2004-20241007-en
General
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Target
cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
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Size
424KB
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MD5
410bd0b2a224d98346be14a3d8bc7690
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SHA1
494230861d47da01e99fcad063f77912e075f273
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SHA256
cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067dde
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SHA512
2de7a93e0355c35204a991fa4d8180ea45960242d9742b08a1ca6d404b363abb7dd6f184c8f07104ebd7bb0e0bbbd961b2ad60a4fd57c068c5050c71f0f6c9b4
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SSDEEP
3072:iP/AlO+dsHijwgRtQxPYFCywe0jA7sILipody4rBxfFgJ2Xt+TM+9B0eCkBITFFm:iP/AlOLCjDR+xE57sn7uxJIlBzBzXe
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/1624-39-0x0000000000E90000-0x0000000000E99000-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 WQMZip.exe -
Executes dropped EXE 1 IoCs
pid Process 1624 WQMZip.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\QuickTime Task = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe\" -atboottime" cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe WQMZip.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe WQMZip.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE WQMZip.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe WQMZip.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe WQMZip.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe WQMZip.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe WQMZip.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe WQMZip.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE WQMZip.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe WQMZip.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE WQMZip.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE WQMZip.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe WQMZip.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe WQMZip.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 cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WQMZip.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\WOW6432Node\CLSID cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\video/quicktime cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\image/x-quicktime cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\image/x-macpaint cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3956 cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 3956 cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3956 wrote to memory of 1624 3956 cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe 84 PID 3956 wrote to memory of 1624 3956 cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe 84 PID 3956 wrote to memory of 1624 3956 cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe 84 PID 1624 wrote to memory of 1504 1624 WQMZip.exe 91 PID 1624 wrote to memory of 1504 1624 WQMZip.exe 91 PID 1624 wrote to memory of 1504 1624 WQMZip.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe"C:\Users\Admin\AppData\Local\Temp\cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3956 -
C:\Users\Admin\AppData\Local\Temp\WQMZip.exeC:\Users\Admin\AppData\Local\Temp\WQMZip.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:1624 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7a0b0c06.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1504
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
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
MD5a7fa15c7275300c572b37b8d65a96ee5
SHA1b0777b9d241b0415699f71846005b6c7f3de7a57
SHA256751d87079d4a37b0b935baffb60d6f35bbb4b7cd03307f914cfcabcbb1c10564
SHA5120eb9e9961ad2da573f35224fe6c274646e524cdd4ceb9f3c818e1217ebc8f9aabd6af48f06aa9d18245328523776428ed4b8fc681f0a01e81ba4b73c66872968
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e