Analysis

  • max time kernel
    148s
  • max time network
    116s
  • 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, 07:04

General

  • Target
    2026-08-21_ecd422afa301be489c524cb7733d301e_elex_wannacry.exe
  • Size 36KB
  • Sample260821-hv7ehsvemc
  • SHA256 09b4136506ce2a263d3d902601e453e2fbb67d6757f862b01faded8b4d6e3846
  • 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\2026-08-21_ecd422afa301be489c524cb7733d301e_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_ecd422afa301be489c524cb7733d301e_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4512
    • 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:1900

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 36KB
        • SHA256 8ad6df2813ee03d5645dd4fac75b33eed278f4f30c68e0c5ecc4f0d800f56d75
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1900-12-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/4512-0-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/4512-10-0x0000000000400000-0x000000000040B000-memory.dmp