Analysis
- max time kernel
149s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
03/10/2026, 11:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-02_60258a2478e2ae7ba43d4ec345e63f62_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 2026-10-02_60258a2478e2ae7ba43d4ec345e63f62_elex_smoke-loader_wapomi.exe
- Size 62KB
- Sample261003-np4dkaxdlf
- SHA256 7162274f138cf6ead13064dff9826dd56edc7ded4d7ddee72752d4a3bee9eb10
- MD5 60258a2478e2ae7ba43d4ec345e63f62
- SHA1 a79cf1beb1875c0f88b307aa2f25a20c9fdd3c04
- SHA512 d58120c017f00d21e452cad9336662602fdd8949c70586a4672977481425c18bad799cfaee872ce67017f249f53cdfed30b0dbeba80b6c4cfa392eca810a2718
- SSDEEP 768:MEcy9908dqax/5FdC72/WkFkwUEihlLBHCnp+KCInjQGPL4vzZq2o9W7GsxBbPr:Vcy9Pn/LdnFFlUEulEln0GCq2iW7z
- TLSH T186536C136AC0903BC4D30136656E33228AFDA470472977CBF39E4A91ABA56D5F437B4B
- 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/1828-36-0x00000000007C0000-0x00000000007C9000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral1/files/0x000a000000024331-3.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/1828-4-0x00000000007C0000-0x00000000007C9000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/memory/1828-36-0x00000000007C0000-0x00000000007C9000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral1/files/0x000a000000024331-3.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-1-5-21-1846164713-4096795028-774071693-1000\Control Panel\International\Geo\Nation XXEZv.exe - Executes dropped EXE 1 IoCs
pid Process 1828 XXEZv.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:\ XXEZv.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE XXEZv.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe XXEZv.exe File opened for modification C:\Program Files\dotnet\dotnet.exe XXEZv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe XXEZv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe XXEZv.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe XXEZv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe XXEZv.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe XXEZv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe XXEZv.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe XXEZv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe XXEZv.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe XXEZv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe XXEZv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe XXEZv.exe File opened for modification C:\Program Files\7-Zip\7zG.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe XXEZv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe XXEZv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe XXEZv.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE XXEZv.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe XXEZv.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe XXEZv.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe XXEZv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe XXEZv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe XXEZv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe XXEZv.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe XXEZv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe XXEZv.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 2320 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 XXEZv.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain XXEZv.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 2026-10-02_60258a2478e2ae7ba43d4ec345e63f62_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language XXEZv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2016 wrote to memory of 1828 2016 2026-10-02_60258a2478e2ae7ba43d4ec345e63f62_elex_smoke-loader_wapomi.exe 88 PID 1828 wrote to memory of 2320 1828 XXEZv.exe 111
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-02_60258a2478e2ae7ba43d4ec345e63f62_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-02_60258a2478e2ae7ba43d4ec345e63f62_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Users\Admin\AppData\Local\Temp\XXEZv.exeC:\Users\Admin\AppData\Local\Temp\XXEZv.exe2⤵
- Checks computer location settings
- 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:1828 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\33466c5b.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:2320
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VIJY9X14\k1[1].rar
- Size 1B
- SHA256 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
- MD5 68b329da9893e34099c7d8ad5cb9c940
- SHA1 adc83b19e793491b1c6ea0fd8b46cd9f32e592fc
- SHA512 be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\047A3973.exe
- Size 1B
- SHA256 08f271887ce94707da822d5263bae19d5519cb3614e0daedc4c7ce5dab7473f1
- MD5 69691c7bdcc3ce6d5d8a1361f22d04ac
- SHA1 c63ae6dd4fc9f9dda66970e827d13f7c73fe841c
- SHA512 253405e03b91441a6dd354a9b72e040068b1bfe10e83eb1a64a086c05525d8ccae2bf09130c624af50d55c3522a4fbb7c18cfc8dd843e5f4801d9ad2b5164b12
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\33466c5b.bat
- Size 185B
- SHA256 b14f1f315588fa570aeef4be91cee8c21a85fb39bd8de8dfdd00c7efdc97a4cb
- MD5 840b883c3961a88772d33fe1ac41e6ed
- SHA1 1a1ec6fbcef74829727e02da709d033f607f7e4d
- SHA512 388d974fb2938278863215733a793f1ec8d5f15d27a301798be3b1f933878520a7ee50c17d91dad76d397ee366a137770c443ee7c6ed77680ac0a790ec045376
- TLSH T13EC0120283C7C6691555911786E1614CC07509AF7BC92B115B32846CA1A740EF5C3701
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\XXEZv.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH