Analysis
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max time kernel
104s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system -
submitted
14/04/2025, 19:39
Static task
static1
General
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Target
2025-04-14_366613e66688b6dfcd26cf95b33a6918_elex_smoke-loader_wapomi.exe
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Size
62KB
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MD5
366613e66688b6dfcd26cf95b33a6918
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SHA1
8af93adceb5ce5f68e8be8bbb7fb6d6ccd2fb016
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SHA256
d26988e3d89fcac6c9f8fdd665bc20355a6a2829211b9e063a32eb9d741202f9
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SHA512
d2345b51410614c3a894457862be08913bbf1795f23234be1ddf17e8da585ddfe62c264044898929397a7fa1cbe487a3118205dfe41109f89fa6fd6400785569
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SSDEEP
1536:Eq824LfMolS4TydhbKYi/KtSIyX66DCGCq2iW7z:ExLUl4TcLlwX66uGCH
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 behavioral1/memory/4144-45-0x0000000000360000-0x0000000000369000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x0023000000022f12-3.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-1-5-21-2645532622-3298555945-705856666-1000\Control Panel\International\Geo\Nation LnKVTI.exe -
Executes dropped EXE 1 IoCs
pid Process 4144 LnKVTI.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe LnKVTI.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe LnKVTI.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe LnKVTI.exe File opened for modification C:\Program Files\Google\Chrome\Application\133.0.6943.60\chrome_pwa_launcher.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe LnKVTI.exe File opened for modification C:\Program Files\Google\Chrome\Application\133.0.6943.60\notification_helper.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe LnKVTI.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe LnKVTI.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe LnKVTI.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe LnKVTI.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe LnKVTI.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe LnKVTI.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE LnKVTI.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe LnKVTI.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe LnKVTI.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 2025-04-14_366613e66688b6dfcd26cf95b33a6918_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language LnKVTI.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5380 wrote to memory of 4144 5380 2025-04-14_366613e66688b6dfcd26cf95b33a6918_elex_smoke-loader_wapomi.exe 83 PID 5380 wrote to memory of 4144 5380 2025-04-14_366613e66688b6dfcd26cf95b33a6918_elex_smoke-loader_wapomi.exe 83 PID 5380 wrote to memory of 4144 5380 2025-04-14_366613e66688b6dfcd26cf95b33a6918_elex_smoke-loader_wapomi.exe 83 PID 4144 wrote to memory of 4800 4144 LnKVTI.exe 88 PID 4144 wrote to memory of 4800 4144 LnKVTI.exe 88 PID 4144 wrote to memory of 4800 4144 LnKVTI.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-04-14_366613e66688b6dfcd26cf95b33a6918_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-04-14_366613e66688b6dfcd26cf95b33a6918_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5380 -
C:\Users\Admin\AppData\Local\Temp\LnKVTI.exeC:\Users\Admin\AppData\Local\Temp\LnKVTI.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:4144 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3dba5b70.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4800
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
187B
MD5698fddcd8286cd50221a4c0177445f8a
SHA1dfd9a22e802a69941a7d4ac4ce88349df1b82c9e
SHA2566aa2965e539737fd2233115bd4ef3a50ac8c2212f71129cb833eb9291e2ee1d3
SHA512b71fec0d2bd01794960e1c7b3c60ae4b109b7b1bab75d195ac8662a31d7c1f6bdca6bd65a0a00170adcbe92c894030377e79cadb205591bd2e28f36735087245
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e