Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/09/2026, 23:47

General

  • Target
    2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe
  • Size 43KB
  • Sample260917-3szbca1eka
  • SHA256 329a23e034f563539e8b4267175d37680661fb0965cb042475c8cf15cbfdcfcd
  • 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\2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:296
    • 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:1876

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 44KB
        • SHA256 b0aaafcf15c1c77e29c81193f56ab52822cc22b6c54a40e8d3145dcebe6b6c9b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/296-0-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/296-10-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/1876-12-0x0000000000400000-0x000000000040B000-memory.dmp