Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 23:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-19_3a9c31fa321c7ad4a7059ab04f1040a0_conti_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-08-19_3a9c31fa321c7ad4a7059ab04f1040a0_conti_elex_smoke-loader_wapomi.exe
- Size 51KB
- Sample260819-21q49sysbz
- SHA256 80259e6c1b5de8baad0112715a0658eb90db529be1a0502d2d0757f6e3b98ed7
- MD5 3a9c31fa321c7ad4a7059ab04f1040a0
- SHA1 88638bbfde277141e322d091671ff16c5a5709b5
- SHA512 e7963acb20f05ac28ac3e2f7c067b6e0227f906cf9d4c0b6bcd3abcf857e9ea3b1fa4ab70bae4735bcdf597887bdf9c83bf0ae510bbdb8f3170781127db330d2
- SSDEEP 768:nf0lJYZYR+n947LNYB2gL777777777777777777777777777777KJNcV2+UW6gko:nf0vG4vW0rWLkqGCq2iW7z
- TLSH T1FD333A59EA8AD0F6F651B27181FBFBFACA6697120060F777FB8D925DF032542E409006
- 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/5236-10-0x0000000000FE0000-0x0000000000FE9000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000d00000001b1e8-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5236-5-0x0000000000FE0000-0x0000000000FE9000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5236-10-0x0000000000FE0000-0x0000000000FE9000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001b1e8-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5236 RFWNRM.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe RFWNRM.exe File opened for modification C:\Program Files\dotnet\dotnet.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe RFWNRM.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe RFWNRM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE RFWNRM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe RFWNRM.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE RFWNRM.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe RFWNRM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe RFWNRM.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe RFWNRM.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe RFWNRM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseSampleUploader.exe RFWNRM.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE RFWNRM.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe RFWNRM.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe RFWNRM.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 RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE RFWNRM.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe RFWNRM.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE RFWNRM.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe RFWNRM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe RFWNRM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe RFWNRM.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe RFWNRM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE RFWNRM.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe RFWNRM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe RFWNRM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe RFWNRM.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 4276 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 2026-08-19_3a9c31fa321c7ad4a7059ab04f1040a0_conti_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RFWNRM.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4348 wrote to memory of 5236 4348 2026-08-19_3a9c31fa321c7ad4a7059ab04f1040a0_conti_elex_smoke-loader_wapomi.exe 90 PID 5236 wrote to memory of 4276 5236 RFWNRM.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_3a9c31fa321c7ad4a7059ab04f1040a0_conti_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_3a9c31fa321c7ad4a7059ab04f1040a0_conti_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Users\Admin\AppData\Local\Temp\RFWNRM.exeC:\Users\Admin\AppData\Local\Temp\RFWNRM.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5236 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\348b07d3.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4276
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\348b07d3.bat
- Size 187B
- SHA256 dc8398e7c3e9fe9810d502f490ec78d840cf29258233e9047f64213acb8ce7d7
- MD5 cb5c41a3b2f36fd2bef56b5e928f8b43
- SHA1 16c5aed8cf38f0f98f12dd22a46ce4b0824e0449
- SHA512 7e67a272d9b7eb4f7f9acfdce1d7f309eda9b1d70ebdaf4cff45767195cd600ba7b12ec6aea7dbfa05bbfb7694c8e6fe9b6d7f60e2baaec007c31c892199c3a9
- TLSH T1A6C012019287C67E5864902B0AE5658CC0E708AC3FA93B294B21A85C61A681EBACB301
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RFWNRM.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH