Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/08/2026, 00:59

General

  • Target
    2026-08-20_0d3de54d19b39b709577efd0736affc1_elex_wannacry.exe
  • Size 40KB
  • Sample260821-bckdpsgh43
  • SHA256 29e4e5743f8e335fe5922413ab2b95acd54f6bd4e6c578456ae23203bcb8da67
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detects executables built or packed with MPress PE compressor 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_0d3de54d19b39b709577efd0736affc1_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_0d3de54d19b39b709577efd0736affc1_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6024
    • C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\update_pdf.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5424

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        update_pdf.exe

        • Path C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
        • Size 41KB
        • SHA256 3d519d527a422906916fcb65e73e11075a83469e906a837be9d89564c9269f67
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5424-23-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/6024-0-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/6024-10-0x0000000000400000-0x000000000040B000-memory.dmp