Analysis
- max time kernel
149s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-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 behavioral1/memory/4008-8-0x0000000000A10000-0x0000000000A19000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral1/files/0x000a0000000243fd-3.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/4008-4-0x0000000000A10000-0x0000000000A19000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/memory/4008-8-0x0000000000A10000-0x0000000000A19000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral1/files/0x000a0000000243fd-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-1-5-21-1696934516-3600988056-1840298893-1000\Control Panel\International\Geo\Nation URzPvR.exe - Executes dropped EXE 1 IoCs
pid Process 4008 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\Java\jdk-1.8\bin\javac.exe URzPvR.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.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\msoia.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.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\root\Office16\WORDICON.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 (x86)\Mozilla Maintenance Service\Uninstall.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\Java\jre-1.8\bin\klist.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe URzPvR.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 URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.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\Microsoft Office\root\Office16\XLICONS.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\javah.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE URzPvR.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe URzPvR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe URzPvR.exe File opened for modification C:\Program Files\Windows Mail\wab.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe URzPvR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe URzPvR.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe URzPvR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe URzPvR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.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 2628 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 2660 wrote to memory of 4008 2660 2026-10-02_f4ae8aa653a2851039f52dae27d83c01_elex_smoke-loader_wapomi.exe 86 PID 4008 wrote to memory of 2628 4008 URzPvR.exe 110
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:2660 -
C:\Users\Admin\AppData\Local\Temp\URzPvR.exeC:\Users\Admin\AppData\Local\Temp\URzPvR.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:4008 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\036d68dd.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:2628
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\036d68dd.bat
- Size 187B
- SHA256 d1f8e5997a81209a48db002e0002f3b373d3659715327d8e899ccfb29adfdf26
- MD5 013d71624f2eeec77818913f2038f47f
- SHA1 2b1a3012e4aa051b4313f31478711a4325e7d842
- SHA512 82449ce2222d869a635a9939259eb1ae296f79178ed09e89fae322d5fa16443d657fa9ae2914f9a96b6dc1f2b6bec61f2cab11a3b88151b3ab3e323302a3cf35
- TLSH T110C012118187DF59745490170AE1724EC1650C6B3B492B115B31C45EA1A660EF5E3B01
- MD5 SHA1 SHA512 TLSH
- 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