Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/10/2026, 20:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-01_ffbda54825a28abeed1a9ccc5834e756_conti_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 2026-10-01_ffbda54825a28abeed1a9ccc5834e756_conti_elex_smoke-loader_wapomi.exe
- Size 51KB
- Sample261001-yshalsbb53
- SHA256 600a5000183100565954717dc904725a88994293b1f06f6ea47181ab2180f3d9
- MD5 ffbda54825a28abeed1a9ccc5834e756
- SHA1 952aac7f2adcdae461615d7f7fb97e0d89a71d1d
- SHA512 509325ec14e5d25cb5317b85201bd402746a134423766fa2755f13a577926fcc0639df15f0bbb044e86568256f551f87963ce89d3d40a4312aa4d91e003d5ce7
- SSDEEP 768:nf0lJYZYR+n947LNYB2gL777777777777777777777777777777KJNcV2+UW6g1e:nf0vG4vW0rWL1oGCq2iW7z
- TLSH T134333A59EA8AD0F6E651B27181FBFBFACA6697120060F777FB8D925DF032542E409006
- 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/5060-10-0x0000000000070000-0x0000000000079000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000f00000001b8ac-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5060-5-0x0000000000070000-0x0000000000079000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5060-10-0x0000000000070000-0x0000000000079000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000f00000001b8ac-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5060 HMuvDG.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:\ HMuvDG.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Defender\mpextms.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe HMuvDG.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe HMuvDG.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe HMuvDG.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 HMuvDG.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe HMuvDG.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe HMuvDG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe HMuvDG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe HMuvDG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe HMuvDG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe HMuvDG.exe File opened for modification C:\Program Files\dotnet\dotnet.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe HMuvDG.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe HMuvDG.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseIR.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe HMuvDG.exe File opened for modification C:\Program Files\Windows Defender\NisSrv.exe HMuvDG.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseAP.exe HMuvDG.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE HMuvDG.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe HMuvDG.exe File opened for modification C:\Program Files\7-Zip\7z.exe HMuvDG.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe HMuvDG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE HMuvDG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe HMuvDG.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe HMuvDG.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe HMuvDG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe HMuvDG.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 4704 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 HMuvDG.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain HMuvDG.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 2026-10-01_ffbda54825a28abeed1a9ccc5834e756_conti_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HMuvDG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2320 wrote to memory of 5060 2320 2026-10-01_ffbda54825a28abeed1a9ccc5834e756_conti_elex_smoke-loader_wapomi.exe 90 PID 5060 wrote to memory of 4704 5060 HMuvDG.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-01_ffbda54825a28abeed1a9ccc5834e756_conti_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-01_ffbda54825a28abeed1a9ccc5834e756_conti_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Users\Admin\AppData\Local\Temp\HMuvDG.exeC:\Users\Admin\AppData\Local\Temp\HMuvDG.exe2⤵
- 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:5060 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3c610523.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4704
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\3c610523.bat
- Size 187B
- SHA256 b7d3e1759e63dc6f95a0272bf1b709e9eb2edcd543e878c5c02b3e320e6341c3
- MD5 69a6832a6bf7b1b488853dd78860fb25
- SHA1 2acdfe75468e2465d19f9cca5cf293a5413c5990
- SHA512 6ea2fdf15b0d53609ae53bdafed6706310b71ec8bac69679a87d5f3e85c19e4d994fb35e3bcb43657de0276742958efc4379d461b3e7ae8f9dc2f9e97562b808
- TLSH T1DBC01201818BDE6A1C54612746E1614CD0768CDC3B4A3B124B20845D62D640EB6D7301
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\HMuvDG.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH