Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/07/2026, 15:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-20_eef98b1f4e2d8fd990ac858b900e2851_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-07-20_eef98b1f4e2d8fd990ac858b900e2851_elex_smoke-loader_wapomi.exe
- Size 57KB
- Sample260720-ss2flagt2z
- SHA256 df9768d08d70b30a5d27e7b290584d63991a30df74ba583e339bbb994b8edfa7
- MD5 eef98b1f4e2d8fd990ac858b900e2851
- SHA1 fa3316204fe2057a6e4359f19454999a25f81452
- SHA512 b0682eb97ee4c40634c476e60f69ae12db0d6226bf49f938c6559c10bcb58ee262d24da0e0da47295975c52dbca5c20022d2fc6d60e530e43f8c7447a7a2b726
- SSDEEP 1536:BlDvtgbHQ43AG55SmY2iZ+sEGCq2iW7z:Ht23BS701GCH
- TLSH T144437E4EDB9780F5D9DA21F080D6F7BB4A37EA138430DCBBD75CD8D49911B81A42E289
- 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/256-9-0x0000000000740000-0x0000000000749000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x001100000001b303-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/256-5-0x0000000000740000-0x0000000000749000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/256-9-0x0000000000740000-0x0000000000749000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001100000001b303-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 256 noWVUM.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe noWVUM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseNdr.exe noWVUM.exe File opened for modification C:\Program Files\7-Zip\7zG.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE noWVUM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseIdentity.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE noWVUM.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe noWVUM.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE noWVUM.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe noWVUM.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE noWVUM.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe noWVUM.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe noWVUM.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe noWVUM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseAP.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe noWVUM.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe noWVUM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe noWVUM.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 5576 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 2026-07-20_eef98b1f4e2d8fd990ac858b900e2851_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language noWVUM.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2820 wrote to memory of 256 2820 2026-07-20_eef98b1f4e2d8fd990ac858b900e2851_elex_smoke-loader_wapomi.exe 90 PID 256 wrote to memory of 5576 256 noWVUM.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-20_eef98b1f4e2d8fd990ac858b900e2851_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_eef98b1f4e2d8fd990ac858b900e2851_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820 -
C:\Users\Admin\AppData\Local\Temp\noWVUM.exeC:\Users\Admin\AppData\Local\Temp\noWVUM.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:256 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\50de44b2.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:5576
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\50de44b2.bat
- Size 187B
- SHA256 0b2c8ee3335bc1e0d3a8cf70df811029ab006ed1430175c9326e37193e11a721
- MD5 f64608646a4301ee0fec0e91ef28a04a
- SHA1 c30721fd39197e53915cde11099b917f21f424b9
- SHA512 6ebb02f5a14e3bceb5cbc8cea6b5972fa40b2c334facda34ab628635e83430d66aa5965419118ca9dd956d5fc2db36f43a6763fd79e07c9ac98f6874858c449f
- TLSH T1D4C0120182C7CB5A1458501756E6B14CD07548693B592F118B24C45C6196C0DBDC7341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\noWVUM.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH