Analysis
- max time kernel
149s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 behavioral1/memory/4512-36-0x00000000000B0000-0x00000000000B9000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral1/files/0x0008000000024361-3.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/4512-4-0x00000000000B0000-0x00000000000B9000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/memory/4512-36-0x00000000000B0000-0x00000000000B9000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral1/files/0x0008000000024361-3.dat aspack_v212_v242 - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation noWVUM.exe - Executes dropped EXE 1 IoCs
pid Process 4512 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\java.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE noWVUM.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe noWVUM.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.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\Microsoft Office\root\Office16\MSOUC.EXE noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE noWVUM.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.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\SDXHelperBgt.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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE noWVUM.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.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\schemagen.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe noWVUM.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe noWVUM.exe File opened for modification C:\Program Files\dotnet\dotnet.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\Java\jdk-1.8\jre\bin\jp2launcher.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe noWVUM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.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\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe noWVUM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.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\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe noWVUM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe noWVUM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe noWVUM.exe File opened for modification C:\Program Files\7-Zip\7z.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\Mozilla Firefox\pingsender.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe noWVUM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe noWVUM.exe File opened for modification C:\Program Files\7-Zip\Uninstall.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 3104 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 828 wrote to memory of 4512 828 2026-07-20_eef98b1f4e2d8fd990ac858b900e2851_elex_smoke-loader_wapomi.exe 85 PID 4512 wrote to memory of 3104 4512 noWVUM.exe 101
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:828 -
C:\Users\Admin\AppData\Local\Temp\noWVUM.exeC:\Users\Admin\AppData\Local\Temp\noWVUM.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4512 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3aaf2319.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3104
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6HU372F7\k2[1].rar
- Size 1B
- SHA256 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
- MD5 68b329da9893e34099c7d8ad5cb9c940
- SHA1 adc83b19e793491b1c6ea0fd8b46cd9f32e592fc
- SHA512 be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\1E532CF4.exe
- Size 1B
- SHA256 08f271887ce94707da822d5263bae19d5519cb3614e0daedc4c7ce5dab7473f1
- MD5 69691c7bdcc3ce6d5d8a1361f22d04ac
- SHA1 c63ae6dd4fc9f9dda66970e827d13f7c73fe841c
- SHA512 253405e03b91441a6dd354a9b72e040068b1bfe10e83eb1a64a086c05525d8ccae2bf09130c624af50d55c3522a4fbb7c18cfc8dd843e5f4801d9ad2b5164b12
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\3aaf2319.bat
- Size 187B
- SHA256 064582f326c7c3678012d1f33856587ecd01e47962529912c4a35b48ec0dd3a2
- MD5 6cf5781233aa90305a60f87188db29f5
- SHA1 2f42e885ffe88791bbe81a7cb9fe975cd611334b
- SHA512 5b9ece6ca01351ca81d0cecefe4b668392c6dc0bdb7d7eed0e9535090f8e1aef378c217e951fc94b088051325621b9ce5b7afbbef5f86fb363c725d4961676cd
- TLSH T196C0120181C7CA6A1498511756F2B14CC0654C6D3B893F118B20C45C6196C0EB9C3301
- 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