Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 09:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-03_d6da9d7bd2174f0168e1e7d5f74f6b94_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-08-03_d6da9d7bd2174f0168e1e7d5f74f6b94_elex_smoke-loader_wapomi.exe
- Size 33KB
- Sample260804-lfansacj4s
- SHA256 3d3237acc49d958ae541e060a7727c738c19ce5529ba545e32939617321071ac
- MD5 d6da9d7bd2174f0168e1e7d5f74f6b94
- SHA1 aeb2ab83ea0c8480d4e67bca48e2ba9cd97b3472
- SHA512 f27281e87a025e4bf609718b13db222a61bec09300ea7fd607f76b8fe88ea15fd03cee6638e24faefe193cf35a58395156c523a6cc263ccb6ec0816e7724d402
- SSDEEP 768:ofV8vwakSn8iVZSEOadJ7rzOQGPL4vzZq2o9W7GsxBbPr:I4wadXdOg7/1GCq2iW7z
- TLSH T1ABE2AF639E44C4B2C38AB5B74275764AC6BF95710FA42DCFFB50492F18A47D1CC3909A
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
bdaejec
C2
-
ddos.dnsnb8.net
Signatures
- Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/3200-9-0x0000000000220000-0x0000000000229000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000f000000016cdf-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3200-5-0x0000000000220000-0x0000000000229000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3200-9-0x0000000000220000-0x0000000000229000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000f000000016cdf-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3200 WdoocA.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe WdoocA.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe WdoocA.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseSampleUploader.exe WdoocA.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe WdoocA.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE WdoocA.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 WdoocA.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseIdentity.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe WdoocA.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe WdoocA.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe WdoocA.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseImdsCollector.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE WdoocA.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE WdoocA.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe WdoocA.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE WdoocA.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe WdoocA.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE WdoocA.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe WdoocA.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe WdoocA.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE WdoocA.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe WdoocA.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe WdoocA.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe WdoocA.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe WdoocA.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe WdoocA.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe WdoocA.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE WdoocA.exe File opened for modification C:\Program Files\Windows Defender\NisSrv.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe WdoocA.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe WdoocA.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe WdoocA.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe WdoocA.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3088 cmd.exe - 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 2026-08-03_d6da9d7bd2174f0168e1e7d5f74f6b94_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WdoocA.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3008 wrote to memory of 3200 3008 2026-08-03_d6da9d7bd2174f0168e1e7d5f74f6b94_elex_smoke-loader_wapomi.exe 90 PID 3200 wrote to memory of 3088 3200 WdoocA.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_d6da9d7bd2174f0168e1e7d5f74f6b94_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_d6da9d7bd2174f0168e1e7d5f74f6b94_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Users\Admin\AppData\Local\Temp\WdoocA.exeC:\Users\Admin\AppData\Local\Temp\WdoocA.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3200 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\69a715b9.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3088
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\69a715b9.bat
- Size 187B
- SHA256 452a2bc79424a0f4f568b979c65d06b5bdc5a4bc127487519630cb3abaec90e1
- MD5 178ebfe7dbbefcb8d713f5cd94127849
- SHA1 d054fde0088ca5e65f57cd3b0b71cba901366eb0
- SHA512 8048be1f4dbdfdf1ac2766f1e4e3dfc5ca36e1c529208cbc1230684daa6664e88222cdb51b9e8ed3aa76e8473ad4a89b0e9e5384243247bd253bb0d5382f1c8e
- TLSH T1E9C0125181A6CB5A145860A71AF1A18CC07D08583B8DAB225B71885C619641DB5DB305
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\WdoocA.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH