Analysis
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max time kernel
106s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2024 08:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe
Resource
win7-20240903-en
windows7-x64
10 signatures
150 seconds
General
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Target
2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe
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Size
80KB
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MD5
b1819f7d4a299a73dc9c564bab4ae2ff
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SHA1
bf81806145cd9709c91b0cb794452b3cf789e4ad
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SHA256
116b637c49997f118e9dcd9929a7254bc6c0e43d8c258d467e1adae38a0cd9a4
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SHA512
77af306b1a380c2e34490be01abaf643c0426c28798843b18b3a15ebd86e5a700cfdae637653e751169085133424f57b5ee132c5600de06520fc97abb0eaaa6b
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SSDEEP
1536:fHB0UxMkzOt7HcvJGt5AdHIOWnToIf12ZqMGCq2iW7z:fhAWJGSCTBf12Z7GCH
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/1584-8-0x0000000000CB0000-0x0000000000CB9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b0c-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation HfIcxD.exe -
Executes dropped EXE 1 IoCs
pid Process 1584 HfIcxD.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\7zFM.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe HfIcxD.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe HfIcxD.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe HfIcxD.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe HfIcxD.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe HfIcxD.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe HfIcxD.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE HfIcxD.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe HfIcxD.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe HfIcxD.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe HfIcxD.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe HfIcxD.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe HfIcxD.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE HfIcxD.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe HfIcxD.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe HfIcxD.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 HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe HfIcxD.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe HfIcxD.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe HfIcxD.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe HfIcxD.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 2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HfIcxD.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2984 wrote to memory of 1584 2984 2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe 82 PID 2984 wrote to memory of 1584 2984 2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe 82 PID 2984 wrote to memory of 1584 2984 2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe 82 PID 1584 wrote to memory of 1728 1584 HfIcxD.exe 92 PID 1584 wrote to memory of 1728 1584 HfIcxD.exe 92 PID 1584 wrote to memory of 1728 1584 HfIcxD.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-28_b1819f7d4a299a73dc9c564bab4ae2ff_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Users\Admin\AppData\Local\Temp\HfIcxD.exeC:\Users\Admin\AppData\Local\Temp\HfIcxD.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:1584 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2b694338.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1728
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD564acd640099d3d4ba2715be10fc709e5
SHA15d774d42c78e3d5b90192a4031cad6701ded631c
SHA256d3d573db1970be1d6671c3c7e341c71a1ed38a9485861767e5f2e1efcc368550
SHA51278740ae6d1f5a740ccf0833691362e2e8ef59ee9ace5bdbfd5ce6237a6a5480dc3e59eaaa6a4ce39d7e6eff452df68e9cfe0035618c9f1372da93796ebedeef3
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e