Analysis
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max time kernel
106s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2024 17:34
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe
Resource
win7-20241010-en
General
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Target
2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe
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Size
36KB
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MD5
825e0d98fcd9b1b51c545dbe0f8cd4f5
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SHA1
ef70bc455a6a1be6a668e0d96d304f11253e4e92
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SHA256
1e5c596303211c9c7b94ae77567412de3d53c411ed40a7848eaf458401974c95
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SHA512
ca868aa8654cc9d444f9cbea60b9460e53447ffde6ac804c8bca227ceea1f3c5c05b70f075f81338dbbb5a6fe8c32026479a784912e81bb1140035515468d70f
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SSDEEP
768:aA+m41HKUpOv068E4Mf4MMRt4MtV2n5nMQGPL4vzZq2o9W7GsxBbPr:aA+m6qqOcVEP87T2n5nPGCq2iW7z
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/4352-8-0x0000000000680000-0x0000000000689000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b15-3.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation xeHrVp.exe -
Executes dropped EXE 1 IoCs
pid Process 4352 xeHrVp.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe xeHrVp.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe xeHrVp.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe xeHrVp.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe xeHrVp.exe File opened for modification C:\Program Files\7-Zip\7zG.exe xeHrVp.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe xeHrVp.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe xeHrVp.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe xeHrVp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe xeHrVp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE xeHrVp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe xeHrVp.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 2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xeHrVp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4804 2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4804 wrote to memory of 4352 4804 2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe 83 PID 4804 wrote to memory of 4352 4804 2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe 83 PID 4804 wrote to memory of 4352 4804 2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe 83 PID 4352 wrote to memory of 2556 4352 xeHrVp.exe 100 PID 4352 wrote to memory of 2556 4352 xeHrVp.exe 100 PID 4352 wrote to memory of 2556 4352 xeHrVp.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-30_825e0d98fcd9b1b51c545dbe0f8cd4f5_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\Users\Admin\AppData\Local\Temp\xeHrVp.exeC:\Users\Admin\AppData\Local\Temp\xeHrVp.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:4352 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\62425de8.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2556
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD547174e93d3a212817d166047bbe3536b
SHA1523441ee8569091ad642a10d3524e815ca6e7eb9
SHA25602839268259f7ed2a775505858a169b324c337f3143b5a4afbbbc6de99b5214a
SHA5122bf09be5eb445178b5c1abe94aa043fe9dad30045fb3f2080bec492d32bf9a575016e558bc37ec33e6943979d63f8a56fbf38972312316a2fc57f8d326c28945
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e