Overview

overview

10

Static

static

3

2026-06-27...mi.exe

windows10-2004-x64

10

2026-06-27...mi.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    122s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 03:33

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General

  • Target
    2026-06-27_b86d73e894e25c4ee38057cd0f74920c_elex_smoke-loader_wapomi.exe
  • Size 1.5MB
  • Sample260629-d3936adv3n
  • SHA256 bc9a0ad8b8de768de78a00e47cb47d6137a132eaa24085f5f70e9e3ab5d742c8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwareaspackv2backdoordefense_evasiondiscoverybdaejecpersistenceransomwarespyware

Malware Config

Extracted

Family

  • bdaejec

C2

  • ddos.dnsnb8.net

Signatures

  • Family: Bdaejec

    Bdaejec is a backdoor written in C++.

    backdoorbdaejec
  • Detects Bdaejec Backdoor. 1 IoCs

    Bdaejec is backdoor written in C++.

  • Detects executables packed with ASPack 3 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

    aspackv2
  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    defense_evasion
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_b86d73e894e25c4ee38057cd0f74920c_elex_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_b86d73e894e25c4ee38057cd0f74920c_elex_smoke-loader_wapomi.exe"
    1⤵
    • Identifies Wine through registry keys
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3536
    • C:\Users\Admin\AppData\Local\Temp\SoEFnwf.exe
      C:\Users\Admin\AppData\Local\Temp\SoEFnwf.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5744
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\57502f46.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5096
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4276
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:52
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2972
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4356

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        57502f46.bat
        • Path C:\Users\Admin\AppData\Local\Temp\57502f46.bat
        • Size 189B
        • SHA256 f09d61251e02e8020565bb257ebe69a289ec0f0338a6bf9b44588214ca783055
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        SoEFnwf.exe
        • Path C:\Users\Admin\AppData\Local\Temp\SoEFnwf.exe
        • Size 15KB
        • SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2972-38-0x0000029201DE0000-0x0000029201EE0000-memory.dmp
        Download

        memory/2972-17-0x00000292001E0000-0x00000292002E0000-memory.dmp
        Download

        memory/2972-61-0x00000292141A0000-0x00000292141C0000-memory.dmp
        Download

        memory/2972-47-0x0000029201C00000-0x0000029201C20000-memory.dmp
        Download

        memory/2972-37-0x00000292019A0000-0x00000292019C0000-memory.dmp
        Download

        memory/2972-15-0x00000292001E0000-0x00000292002E0000-memory.dmp
        Download

        memory/3536-8-0x0000000000400000-0x0000000000596000-memory.dmp
        Download

        memory/3536-0-0x0000000000400000-0x0000000000596000-memory.dmp
        Download

        memory/5744-9-0x0000000000CC0000-0x0000000000CC9000-memory.dmp
        Download

        memory/5744-5-0x0000000000CC0000-0x0000000000CC9000-memory.dmp
        Download