Analysis
- max time kernel
148s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 22:29
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-02_f4ae8aa653a2851039f52dae27d83c01_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 2026-10-02_f4ae8aa653a2851039f52dae27d83c01_elex_smoke-loader_wapomi.exe
- Size 45KB
- Sample261002-2epdjsvalf
- SHA256 ad1fe57b03c91c670f77097235378f6b8d171a3cb0b25c4ab76de5e48f289032
- MD5 f4ae8aa653a2851039f52dae27d83c01
- SHA1 934aa43f7822d05f60a6f633036c0740be426d2e
- SHA512 eeaef2c0c9bc6a5406b3b14759a9ad43faa4ab369391999cdaac66dd6e383d12ddcacccb6dd0758557ecbdd89982bb36d8b795d019a0bff68a6f61910cf9bda7
- SSDEEP 768:OrKwOi0dzM061VDuyEE6ZkRFSLQGPL4vzZq2o9W7GsxBbPr:Or4i0hMHD8P+ssGCq2iW7z
- TLSH T13A233A5197E44539F0F72A3066B52A120F7ABD309E71D3CF969089AA28B9BD0DD70723
- 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/5504-41-0x0000000000080000-0x0000000000089000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000900000001b846-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5504-5-0x0000000000080000-0x0000000000089000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5504-41-0x0000000000080000-0x0000000000089000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000900000001b846-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5504 URzPvR.exe - Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
ioc Process \??\F:\ URzPvR.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\7zG.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe URzPvR.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE URzPvR.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe URzPvR.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE URzPvR.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe URzPvR.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe URzPvR.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe URzPvR.exe File opened for modification C:\Program Files\Windows Defender\NisSrv.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe URzPvR.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe URzPvR.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe URzPvR.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe URzPvR.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe URzPvR.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE URzPvR.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe URzPvR.exe File opened for modification C:\Program Files\dotnet\dotnet.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe URzPvR.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 2156 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname URzPvR.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain URzPvR.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 URzPvR.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-02_f4ae8aa653a2851039f52dae27d83c01_elex_smoke-loader_wapomi.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5868 wrote to memory of 5504 5868 2026-10-02_f4ae8aa653a2851039f52dae27d83c01_elex_smoke-loader_wapomi.exe 88 PID 5504 wrote to memory of 2156 5504 URzPvR.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-02_f4ae8aa653a2851039f52dae27d83c01_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-02_f4ae8aa653a2851039f52dae27d83c01_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5868 -
C:\Users\Admin\AppData\Local\Temp\URzPvR.exeC:\Users\Admin\AppData\Local\Temp\URzPvR.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5504 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2ddb79e7.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:2156
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8999WJP3\k2[1].rar
- Size 1B
- SHA256 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
- MD5 68b329da9893e34099c7d8ad5cb9c940
- SHA1 adc83b19e793491b1c6ea0fd8b46cd9f32e592fc
- SHA512 be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\2ddb79e7.bat
- Size 187B
- SHA256 f9098edea4471bf70af65cc65542933bc48f98400668ae6d657e9d326cf85bc2
- MD5 ac3e5399646ed6f4ceda82607ec2c439
- SHA1 0d2c8f5e388e34581f3757423ad4b88ac9f6c738
- SHA512 e8657f0af0a3e151bdbb1d8aa8ac2e3f3aefbec7884a4f84689a66c492865511997d6721e22d232ef253add459e2759ab74584f0524b840020cf1f67fca5673a
- TLSH T1FFC012518186DE5D746490170AF1728EC1650C5A3B592B215B21C45D61A640EFAD3741
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\72087421.exe
- Size 1B
- SHA256 08f271887ce94707da822d5263bae19d5519cb3614e0daedc4c7ce5dab7473f1
- MD5 69691c7bdcc3ce6d5d8a1361f22d04ac
- SHA1 c63ae6dd4fc9f9dda66970e827d13f7c73fe841c
- SHA512 253405e03b91441a6dd354a9b72e040068b1bfe10e83eb1a64a086c05525d8ccae2bf09130c624af50d55c3522a4fbb7c18cfc8dd843e5f4801d9ad2b5164b12
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\URzPvR.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH