Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2024 09:23
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe
Resource
win7-20240903-en
General
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Target
2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe
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Size
203KB
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MD5
184ce7a2e4fd3c07ce004710db883261
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SHA1
4ebba6285808eb69f46a9a275d4e159ad5c890a6
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SHA256
1568cb617bbf38b9796cd5a9860c3e8ac955572d6c40b98b962ce6d4de5bc31a
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SHA512
f4887bea0c79201e50923b0f5991a7de582d6851cc97dedc4da1347873cf395a36d095ef86a4e084c9aa817740c533880023bbad4d56fa306ff67cd1516915d2
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SSDEEP
3072:v1TlCN3DeL0dA/VkvpS6zpQDt0v2E6LGHxdOWTtDwqytR2TBf9AqqpUwIIGCH:BlGXd4OvDzewKLGHj0qTBlznB1
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/4992-46-0x0000000000230000-0x0000000000239000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b14-3.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation VaeOWq.exe -
Executes dropped EXE 1 IoCs
pid Process 4992 VaeOWq.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE VaeOWq.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe VaeOWq.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe VaeOWq.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe VaeOWq.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe VaeOWq.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe VaeOWq.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 VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe VaeOWq.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe VaeOWq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE VaeOWq.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe VaeOWq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe VaeOWq.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe VaeOWq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe VaeOWq.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 2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language VaeOWq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2052 wrote to memory of 4992 2052 2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe 83 PID 2052 wrote to memory of 4992 2052 2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe 83 PID 2052 wrote to memory of 4992 2052 2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe 83 PID 4992 wrote to memory of 3080 4992 VaeOWq.exe 84 PID 4992 wrote to memory of 3080 4992 VaeOWq.exe 84 PID 4992 wrote to memory of 3080 4992 VaeOWq.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-26_184ce7a2e4fd3c07ce004710db883261_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2052 -
C:\Users\Admin\AppData\Local\Temp\VaeOWq.exeC:\Users\Admin\AppData\Local\Temp\VaeOWq.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:4992 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\53d51269.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:3080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
187B
MD53cbacf834a39ec9be8f8f53137becdc8
SHA148500cc424b11b660f529bb4b3fb755317e3563e
SHA256b33f0e5973af090d764d70f4af291e2a89353a6f1dcdca86fd4b7a7bfa9e885f
SHA512bf9c6a35f1c5da43cfa868079bb0c3a6b389c9080572c544a49edb194eb1f76db00e1982d2827f4b5538eeed28e0677c2f397f536b29ada13061a900c11c3701
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e