Analysis
- max time kernel
148s - max time network
109s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/09/2026, 10:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
14 signatures
150 seconds
General
- Target 2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe
- Size 27KB
- Sample260912-l829hatfmb
- SHA256 f31e584da9894ed117b89dc3d29ff714508138d9aae6e0c488726a370c4f24b1
- MD5 5402543a4d24f769525b3561285b4ea0
- SHA1 727491b001e1ceb551183b6799697b041b42ac4c
- SHA512 807f6d206cbb7d41acb0800070dd7448b4c1e4a6920000668e9f7bde00660c91eeba9869a32a9a9a06382a07ec3bba3cee1fbf10ebc22edb38e4d8543a49ac0a
- SSDEEP 384:TH5tSvXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:j5oxQGPL4vzZq2o9W7GsxBbPr
- TLSH T152C2AEF38FD084FBD4CE3A3251A5364B8ABB58704AB5E1AF8231446A6CB7F05EC70465
- 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/4636-16-0x0000000000840000-0x0000000000849000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x00160000000115bb-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4636-5-0x0000000000840000-0x0000000000849000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4636-16-0x0000000000840000-0x0000000000849000-memory.dmp INDICATOR_EXE_Packed_ASPack - Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fakerdtsc\ImagePath = 5c003f003f005c0043003a005c00550073006500720073005c00410064006d0069006e005c0041007000700044006100740061005c004c006f00630061006c005c00540065006d0070005c00660061006b006500720064007400730063002e007300790073000000 2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe -
resource yara_rule behavioral2/files/0x00160000000115bb-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4636 CcjxIV.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE CcjxIV.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe CcjxIV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe CcjxIV.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe CcjxIV.exe File opened for modification C:\Program Files\Windows Defender\MpDefenderCoreService.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe CcjxIV.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE CcjxIV.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe CcjxIV.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe CcjxIV.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe CcjxIV.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE CcjxIV.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe CcjxIV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE CcjxIV.exe File opened for modification C:\Program Files\Windows Defender\NisSrv.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe CcjxIV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE CcjxIV.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe CcjxIV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe CcjxIV.exe File opened for modification C:\Program Files\7-Zip\7z.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe CcjxIV.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\Classification\SenseCE.exe CcjxIV.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe CcjxIV.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe CcjxIV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe CcjxIV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe CcjxIV.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe CcjxIV.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe CcjxIV.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 4256 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 2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CcjxIV.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4344 2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeLoadDriverPrivilege 4344 2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4344 wrote to memory of 4636 4344 2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe 86 PID 4636 wrote to memory of 4256 4636 CcjxIV.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-11_5402543a4d24f769525b3561285b4ea0_elex_smoke-loader_wapomi.exe"1⤵
- Sets service image path in registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4344 -
C:\Users\Admin\AppData\Local\Temp\CcjxIV.exeC:\Users\Admin\AppData\Local\Temp\CcjxIV.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\402e7ea5.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4256
-
-
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\402e7ea5.bat
- Size 187B
- SHA256 259d8966a900f64ff0c0f85cb2d9457b490ca91f1299995f3952b3db1dde8b62
- MD5 7476617712f505368919be7ac11c3eee
- SHA1 fc9427e2804ea9fbdf5aebb9000c036db864c958
- SHA512 23f46727d3aa406b3b41d9dbe2e989f8bcb103f1334aa6a7f1cf4e0d3c3af54142bb0aaa463c483ecf1c0885de75da3930e764b0931301bb5ea36ad5eeb0854e
- TLSH T1C6C02202828AC21904A8001B1AE0A98CD0301C6C3B482B110B30800DE0A280EF5F3382
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\CcjxIV.exe
- Size 15KB
- SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
- MD5 f7d21de5c4e81341eccd280c11ddcc9a
- SHA1 d4e9ef10d7685d491583c6fa93ae5d9105d815bd
- SHA512 e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
- SSDEEP 384:IXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:gQGPL4vzZq2o9W7GsxBbPr
- TLSH T1A462BFB34FC098FFC4CD353341853687CB7B4670DABA617F826288372895E19AC55495
- MD5 SHA1 SHA512 SSDEEP TLSH