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Analysis
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max time kernel
129s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/01/2025, 02:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe
Resource
win7-20240708-en
windows7-x64
10 signatures
150 seconds
General
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Target
2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe
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Size
80KB
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MD5
dd114b1eeda8bfb3415c443509d484a2
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SHA1
d3430ea93f9345e03b1b22725cd26cbeb9c68819
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SHA256
8e2770adb5828aaff604d8c73c0ef49adee3231441776c750cf5680541f3de43
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SHA512
8f5ce8fa6410b0213a0be232751b96265d6460dcba1b16a2f97c9735b73c13b88902920634e12e39284a0cd69fa31a8c7bcba78216149fa0a8bd0d5f2f7d7f98
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SSDEEP
1536:Kg/6/tM8NXDjPX0QWlfGMckTQy3GCq2iW7z:Jk3U8kTQ4GCH
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/2712-8-0x0000000000D30000-0x0000000000D39000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023bc7-3.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation KFeywW.exe -
Executes dropped EXE 1 IoCs
pid Process 2712 KFeywW.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe KFeywW.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe KFeywW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe KFeywW.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe KFeywW.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe KFeywW.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE KFeywW.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe KFeywW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe KFeywW.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe KFeywW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe KFeywW.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe KFeywW.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe KFeywW.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe KFeywW.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe KFeywW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe KFeywW.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe KFeywW.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe KFeywW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe KFeywW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe KFeywW.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE KFeywW.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE KFeywW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE KFeywW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe KFeywW.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 KFeywW.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3100 wrote to memory of 2712 3100 2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe 83 PID 3100 wrote to memory of 2712 3100 2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe 83 PID 3100 wrote to memory of 2712 3100 2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe 83 PID 2712 wrote to memory of 2052 2712 KFeywW.exe 100 PID 2712 wrote to memory of 2052 2712 KFeywW.exe 100 PID 2712 wrote to memory of 2052 2712 KFeywW.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-07_dd114b1eeda8bfb3415c443509d484a2_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3100 -
C:\Users\Admin\AppData\Local\Temp\KFeywW.exeC:\Users\Admin\AppData\Local\Temp\KFeywW.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:2712 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\43084077.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2052
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD5691bd6c1916ff005fafca10b3c30a24d
SHA10b5d59ef7f3ff7428ca92a2468f23eab6880c595
SHA25632757de66539cc927c74c80de418f950ffbe129d4fe5f1a6f785b66411e57b59
SHA5127a1503f73e95096886cc5bbab2ad4831695b7eb03ddafb9c86f9eb46ca6e4a51fcb11d02b042f26ed6a0efd0e05113a2e37b95caa352a443e43bf8dee080d052
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e