bdaejec | f7f0a7546ba2a6ee13b4014239693b0b18c08017000f51b2612a58f75e7ba646

Analysis

max time kernel
150s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/10/2026, 01:01

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General

Target
2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe
Size 4.4MB
Sample261030-bdevlsch87
SHA256 f7f0a7546ba2a6ee13b4014239693b0b18c08017000f51b2612a58f75e7ba646
MD5 801cbd987444da2601ea57d4994e3905
SHA1 006ab568f542e6a7fd6ecce897f064fb788a99d1
SHA512 a187c5e76f3720eb0b6eabfba7b21e75536aa940d1482fc6da9c869edae8351f31f288712d5063bd478bfed0aec03e0cb32972922941ff28caee7865866d7ba4
SSDEEP 98304:hhZa+r+9qdjK/+jVzW5kXMXkmjP5vx8hf1XFfWocW:hH1rUgq+jljiXlv6hfjfdc
TLSH
T1DE263348F5D94C20C03A32B5EECBC9681762ECA604215D373BE77BCE776A2525EA530D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

aspackv2 backdoor discovery execution bdaejec

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Family: Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec

Detects Bdaejec Backdoor. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/4924-6-0x0000000000C00000-0x0000000000C09000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/4924-21-0x0000000000C00000-0x0000000000C09000-memory.dmp	family_bdaejec_backdoor

Detects executables packed with ASPack 3 IoCs

resource	yara_rule
behavioral2/files/0x000700000001b864-4.dat	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/4924-6-0x0000000000C00000-0x0000000000C09000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/4924-21-0x0000000000C00000-0x0000000000C09000-memory.dmp	INDICATOR_EXE_Packed_ASPack

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000700000001b864-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
4924	gav.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	gav.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	gav.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	gav.exe
File opened for modification	C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe	gav.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	gav.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	gav.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	gav.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	gav.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	gav.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	gav.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	gav.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	gav.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	gav.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	gav.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	gav.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe	gav.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	gav.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	gav.exe
File opened for modification	C:\Program Files\ResolveBackup.exe	gav.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseAP.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	gav.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	gav.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	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	gav.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	gav.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MpCmdRun.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	gav.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	gav.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseNdr.exe	gav.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	gav.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	gav.exe
File opened for modification	C:\Program Files\Windows Defender\MpDlpCmd.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	gav.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	gav.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe	gav.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	gav.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	gav.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	gav.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

execution

Windows Command Shell

T1059.003

pid	Process
6092	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.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	gav.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	gav.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gav.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4848	2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe
4848	2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe
4848	2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe
4848	2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4848 wrote to memory of 4924	4848	2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe	89
PID 4924 wrote to memory of 6092	4924	gav.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-28_801cbd987444da2601ea57d4994e3905_elex_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4848
- C:\Users\Admin\AppData\Local\Temp\gav.exe
  C:\Users\Admin\AppData\Local\Temp\gav.exe
  2⤵
  - Executes dropped EXE
  - 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:4924
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\412b7a4a.bat" "
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:6092

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

412b7a4a.bat

Path C:\Users\Admin\AppData\Local\Temp\412b7a4a.bat
Size 181B
SHA256 9386b0abe5a48865d4df6f70b4b36b793b3447c0c113d30c7f443b7e4b51f168
MD5 3fd1530e0f1c04b69f5fe45b839790eb
SHA1 c3f1e30706b9be1ef39c15b01b070e1818d33f99
SHA512 4d1ff7eb590927bce6209ba735263048f63a175fc99d3a670a42c5c305dd9458c7bec397a5d449eff8b56d6d9f20bb2765e216ceacacdfa8430bdf39b485cfad
TLSH
T106C01216C286D6591455A51B06E1618CCCA508AC3B8D2B214B20845C659690DB5D3381
MD5 SHA1 SHA512 TLSH

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gav.exe

Path C:\Users\Admin\AppData\Local\Temp\gav.exe
Size 15KB
SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
MD5 56b2c3810dba2e939a8bb9fa36d3cf96
SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
TLSH
T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4848-22-0x0000000002D10000-0x0000000002D13000-memory.dmp

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memory/4848-32-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-9-0x000000000040B000-0x000000000040C000-memory.dmp

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memory/4848-10-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-11-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-12-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-14-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-13-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-15-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-16-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-17-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-18-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-19-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-54-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-8-0x0000000002D10000-0x0000000002D13000-memory.dmp

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memory/4848-53-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-36-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-26-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-28-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-30-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-23-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-34-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-24-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-38-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-40-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-5-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-51-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4848-52-0x0000000000400000-0x0000000000E23000-memory.dmp

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memory/4924-6-0x0000000000C00000-0x0000000000C09000-memory.dmp

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memory/4924-21-0x0000000000C00000-0x0000000000C09000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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