Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 17:51
Behavioral task
behavioral1
Sample
2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
14 signatures
150 seconds
General
- Target 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe
- Size 419KB
- Sample260819-wfj8bseq8t
- SHA256 596bed6d59d1b84b512c2a27851a0bbb9f3973af31daa316d9de0e33ef3e5bb1
- MD5 b544428884240251aaf81fcb41687571
- SHA1 c8e78aed4143968ff85cfe34495a3981447d1875
- SHA512 0033ebf02eeb4647ba3f1ef831cfc3604a703b3760ddf83a7284faa0822fe9f73603495a15f23ad0defef1bbefffa8640813fd5330583669976759486a43bca5
- SSDEEP 12288:+VugDZ9r9oEExcbQQCIDeufHiAlbcUvAkyfAE4qJj1MX:+lr+EExccQCIDeG5iZAE4A
- TLSH T1B494234E8A896A33F0EAE03429AE1DF19E39541074124DD7CA9FE44F3DD953B0F26A17
- 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/1808-12-0x00000000006E0000-0x00000000006E9000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/memory/1808-5-0x00000000006E0000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000a000000011390-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1808-12-0x00000000006E0000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_ASPack - UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/1136-0-0x0000000000400000-0x000000000052A000-memory.dmp UPX behavioral2/memory/1136-9-0x0000000000400000-0x000000000052A000-memory.dmp UPX behavioral2/memory/1136-10-0x0000000000400000-0x000000000052A000-memory.dmp UPX behavioral2/memory/1136-11-0x0000000000400000-0x000000000052A000-memory.dmp UPX -
resource yara_rule behavioral2/files/0x000a000000011390-6.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1808 AZqtDb.exe -
resource yara_rule behavioral2/memory/1136-0-0x0000000000400000-0x000000000052A000-memory.dmp upx behavioral2/memory/1136-9-0x0000000000400000-0x000000000052A000-memory.dmp upx behavioral2/memory/1136-10-0x0000000000400000-0x000000000052A000-memory.dmp upx behavioral2/memory/1136-11-0x0000000000400000-0x000000000052A000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe AZqtDb.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseSampleUploader.exe AZqtDb.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe AZqtDb.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe AZqtDb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE AZqtDb.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe AZqtDb.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe AZqtDb.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 AZqtDb.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe AZqtDb.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe AZqtDb.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe AZqtDb.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe AZqtDb.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE AZqtDb.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe AZqtDb.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE AZqtDb.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe AZqtDb.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe AZqtDb.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe AZqtDb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe AZqtDb.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe AZqtDb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe AZqtDb.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 5620 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 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AZqtDb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Modifies registry class 7 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1136 wrote to memory of 1808 1136 2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe 89 PID 1808 wrote to memory of 5620 1808 AZqtDb.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_b544428884240251aaf81fcb41687571_coinminer_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1136 -
C:\Users\Admin\AppData\Local\Temp\AZqtDb.exeC:\Users\Admin\AppData\Local\Temp\AZqtDb.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5fcf05e6.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:5620
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\5fcf05e6.bat
- Size 187B
- SHA256 b257db975c69e9574a23e56edb25296e1a7db67594c93b872f21ac3e94c99893
- MD5 ec2e0b12645e733f567e6cf8a680c710
- SHA1 81356ba2f390d7269815c598869459cee72b0071
- SHA512 5cd66502b673f9cd8e2e40a360af734c72558b2f5da8b164404d7c542c7142704c2c7e77a06f55114c822e7f55dd378127b539f34a1b1699cc25593641cb30b4
- TLSH T18BC01201C186DA6D1854946707FDB28CC075089D3B593B218F22C85C619640DF5D3701
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\AZqtDb.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH