Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
01-02-2025 23:22
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe
Resource
win7-20240903-en
General
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Target
2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe
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Size
332KB
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MD5
6caa0b9899e7a80a2a91db4dc01fa469
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SHA1
5c414169f15ad1617d8516230038f1fbaadffa00
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SHA256
031e74667f2924c033f45dd1eed873766fa9071b17f990c5f4a61e7a035ac4b8
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SHA512
2bca362f6614193689445375862ffccbf8d29418afab4026c690b7ec8cbe8eddc6dacfcb90f404329cfc61701c8de17168be9463ddfe05461ea1218f9e65dba9
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SSDEEP
6144:bcLYfNP/QZmz33CuOgaYpHHb234vVbgOOUWEPE:79r3CuOgaY9HiovVbgOUEP
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/708-47-0x0000000000E10000-0x0000000000E19000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b4f-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-1-5-21-4174397412-4125106315-2776226590-1000\Control Panel\International\Geo\Nation KtvsNP.exe -
Executes dropped EXE 1 IoCs
pid Process 708 KtvsNP.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe KtvsNP.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 KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE KtvsNP.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe KtvsNP.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe KtvsNP.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe KtvsNP.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE KtvsNP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe KtvsNP.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe KtvsNP.exe File opened for modification C:\Program Files\Windows Mail\wab.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe KtvsNP.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE KtvsNP.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe KtvsNP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe KtvsNP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe KtvsNP.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 2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language KtvsNP.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 376 2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 376 wrote to memory of 708 376 2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe 83 PID 376 wrote to memory of 708 376 2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe 83 PID 376 wrote to memory of 708 376 2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe 83 PID 708 wrote to memory of 1404 708 KtvsNP.exe 88 PID 708 wrote to memory of 1404 708 KtvsNP.exe 88 PID 708 wrote to memory of 1404 708 KtvsNP.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-01_6caa0b9899e7a80a2a91db4dc01fa469_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:376 -
C:\Users\Admin\AppData\Local\Temp\KtvsNP.exeC:\Users\Admin\AppData\Local\Temp\KtvsNP.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:708 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\130b266c.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1404
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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
187B
MD5e8fc6fdd4e5d06e92ae4041773cd6b7d
SHA18a2875a5aa1185c29ea82a5c17934b47778d9d0b
SHA25609d7ff612c9fa51b190b4832070cb453014a429f8a3fad88587b36f7afc7f676
SHA512324ca67b472c4c9769204dabda092810c8a6bb0aeca4b535c02a34e81767288270de3e4fac84f2c935874bb0cf95d248f5cb00f3465955007c4e3ab3ad73f123
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e