Analysis
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max time kernel
126s -
max time network
146s -
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 02:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe
Resource
win7-20240903-en
windows7-x64
10 signatures
150 seconds
General
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Target
2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe
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Size
80KB
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MD5
f281bfdf60aa7512abbae3a8e86f414b
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SHA1
e5eaa26c7650e9b1d7c1854fea842fc83bc0fb34
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SHA256
b5d20f765b3ad8b368164bead1c150bd1ac990c7d0a41b074717ab02a8f2b4c5
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SHA512
0e3888e47a286780548c21e641b29fc348d1ad24dae31581651fb8ae1ec8fe224f7586b918446cdef09402018a3f01b34dad10e57f67dc383b9e8868c581967a
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SSDEEP
1536:RfnLq01weW5yX3jFxv49Nu4GhQkyGCq2iW7z:Y3ysTGhQjGCH
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/624-8-0x0000000000B40000-0x0000000000B49000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b7a-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation CusLQd.exe -
Executes dropped EXE 1 IoCs
pid Process 624 CusLQd.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe CusLQd.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe CusLQd.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe CusLQd.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe CusLQd.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe CusLQd.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe CusLQd.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 CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe CusLQd.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe CusLQd.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE CusLQd.exe File opened for modification C:\Program Files\Windows Mail\wab.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe CusLQd.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE CusLQd.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe CusLQd.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe CusLQd.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe CusLQd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe CusLQd.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe CusLQd.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe CusLQd.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe CusLQd.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 2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CusLQd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4580 wrote to memory of 624 4580 2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe 84 PID 4580 wrote to memory of 624 4580 2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe 84 PID 4580 wrote to memory of 624 4580 2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe 84 PID 624 wrote to memory of 5064 624 CusLQd.exe 102 PID 624 wrote to memory of 5064 624 CusLQd.exe 102 PID 624 wrote to memory of 5064 624 CusLQd.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4580 -
C:\Users\Admin\AppData\Local\Temp\CusLQd.exeC:\Users\Admin\AppData\Local\Temp\CusLQd.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:624 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0a141b3c.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:5064
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD542d3e8522a7231014a36e4692194d831
SHA165e1ae3196df3b290c56d2643a98f32de46e7894
SHA256c0579ef4ef56a720f6aa5a72521e1c854faa7bec153d296ef49d5842cad07313
SHA512e47b06114350e0c6bdd541caf5644d677d77a04df22b02eec713f3d6a875ed726eceb855a3a7f11c21d288b2edb97b7acbb18cbe566e18188579ba0b5011e857
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e