Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/08/2026, 09:21

General

  • Target
    2026-08-27_bf861e457a7ba4f82a3fe7e7e6c90e6d_elex_magniber.exe
  • Size 251KB
  • Sample260827-lbbqaafn61
  • SHA256 182fce2a8649137dc1ea13f0e98cf5937fb2eb53a78d7265318485ea373822ce
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies security service 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 10 IoCs
  • Drops file in Windows directory 3 IoCs
  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-27_bf861e457a7ba4f82a3fe7e7e6c90e6d_elex_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-27_bf861e457a7ba4f82a3fe7e7e6c90e6d_elex_magniber.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4080
    • C:\Users\Admin\AppData\Local\Temp\2026-08-27_bf861e457a7ba4f82a3fe7e7e6c90e6d_elex_magniber.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-08-27_bf861e457a7ba4f82a3fe7e7e6c90e6d_elex_magniber.exe"
      2⤵
      • Modifies security service
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4900
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\esiizbduoc.bat" "
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:5528
      • C:\Windows\M-50507627057205928477583929470\winmgr.exe
        C:\Windows\M-50507627057205928477583929470\winmgr.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4332
        • C:\Windows\M-50507627057205928477583929470\winmgr.exe
          C:\Windows\M-50507627057205928477583929470\winmgr.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • System Location Discovery: System Language Discovery
          PID:2648

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        edakubnfgu

        • Path C:\Users\Admin\AppData\Local\Temp\edakubnfgu
        • Size 252KB
        • SHA256 507fd4f5c3c38e67d3ae3ae3ce8ee6252ddc3a30785814da76ac923214b6beaa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        esiizbduoc.bat

        • Path C:\Users\Admin\AppData\Local\Temp\esiizbduoc.bat
        • Size 288B
        • SHA256 0551ff972f4a38969c38249f900f6dd22e783348a3be1aac7306560bfc989ff2
        • MD5 SHA1 SHA512 TLSH

        winmgr.exe

        • Path C:\Windows\M-50507627057205928477583929470\winmgr.exe
        • Size 251KB
        • SHA256 182fce2a8649137dc1ea13f0e98cf5937fb2eb53a78d7265318485ea373822ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2648-20-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/2648-21-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/2648-23-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4080-1-0x00000000006A0000-0x00000000007A0000-memory.dmp

        memory/4332-16-0x0000000000740000-0x0000000000840000-memory.dmp

        memory/4900-2-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4900-4-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4900-13-0x0000000000400000-0x000000000040E000-memory.dmp