Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
30/05/2026, 15:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-30_c85e73833198e20b1b916e437da13455_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-05-30_c85e73833198e20b1b916e437da13455_elex_smoke-loader_wapomi.exe
- Size 60KB
- Sample260530-sdrmvaf16w
- SHA256 220e71d63dc68a66430d09cfc6b06846c88af8f91716dd5af79634e59b4081e7
- MD5 c85e73833198e20b1b916e437da13455
- SHA1 c7ac04dff9fbee228d4e8d7c225df5153a1a5e83
- SHA512 ec5d4275e3eb7c771ce83e1464f8f7ef0c6ba263669b6b2566c804db7578693ffc0154e53abf6a8800c2421069aee9cecf92431ae5f902a8ebaa0cfef7087574
- SSDEEP 768:n3k7Ztca50001PQGPL4vzZq2o9W7GsxBbPr:nYndK1IGCq2iW7z
- TLSH T1A3534349DE1B40A6D0448D30E1939AE40ABC6C13F4A6797FEBF1FE0F6C71A48A9415F6
- 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/4800-8-0x0000000000130000-0x0000000000139000-memory.dmp family_bdaejec_backdoor - Custom signatureDetects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/memory/4800-4-0x0000000000130000-0x0000000000139000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002300000002b1a9-3.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4800-8-0x0000000000130000-0x0000000000139000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x002300000002b1a9-3.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4800 Pxwaaq.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe Pxwaaq.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.2103.1172.0_x64__8wekyb3d8bbwe\PilotshubApp.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1909.12456.0_x64__8wekyb3d8bbwe\PeopleApp.exe Pxwaaq.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2020.503.58.0_x64__8wekyb3d8bbwe\WindowsCamera.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE Pxwaaq.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsTerminal_1.6.10571.0_x64__8wekyb3d8bbwe\OpenConsole.exe Pxwaaq.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe Pxwaaq.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.6.3102.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe Pxwaaq.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.2104.12721.0_x64__8wekyb3d8bbwe\LocalBridge.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\MicrosoftWindows.Client.WebExperience_321.14700.0.9_x64__cw5n1h2txyewy\Dashboard\Widgets.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Paint_10.2104.17.0_x64__8wekyb3d8bbwe\PaintApp\mspaint.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe Pxwaaq.exe File opened for modification C:\Program Files\7-Zip\7zG.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe Pxwaaq.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe Pxwaaq.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.12827.20400.0_x64__8wekyb3d8bbwe\HxOutlook.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe Pxwaaq.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe Pxwaaq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe Pxwaaq.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe Pxwaaq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE Pxwaaq.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
pid pid_target Process procid_target 1164 4872 WerFault.exe 79 - 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 2026-05-30_c85e73833198e20b1b916e437da13455_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Pxwaaq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4872 wrote to memory of 4800 4872 2026-05-30_c85e73833198e20b1b916e437da13455_elex_smoke-loader_wapomi.exe 80 PID 4800 wrote to memory of 428 4800 Pxwaaq.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-30_c85e73833198e20b1b916e437da13455_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-30_c85e73833198e20b1b916e437da13455_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4872 -
C:\Users\Admin\AppData\Local\Temp\Pxwaaq.exeC:\Users\Admin\AppData\Local\Temp\Pxwaaq.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\068e5685.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:428
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4872 -s 2482⤵
- Program crash
PID:1164
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 4872 -ip 48721⤵PID:3948
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\068e5685.bat
- Size 187B
- SHA256 fc85f8a8c8c77e3e6725beff6c44d919df0ce45b453b59630105d6b8cb8363d6
- MD5 7bb5efa5871e66ed909cf835a6afe2da
- SHA1 95ba43df1f79abdc91395fb421cc007235891535
- SHA512 26a0b4c7949c161e753257060aeab9fbd2ab067e64c7bbbdd1608695ee2564f8133004d5329921e30d0941b48e167187f7d7457ab123290eb99f42c940d91d45
- TLSH T175C012418186C76D1594601707E5728CD065489C3F697B115B31C46C75E641DF9C7341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Pxwaaq.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH