Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 14:08

General

  • Target
    2026-08-02_8342999d35da058ee82c9080cc9f25cd_elex_wannacry.exe
  • Size 45KB
  • Sample260802-rfqmwsbb57
  • SHA256 fc702dd4f0033645be4f932409b57027abd0db0ca0188a9811110ee1b7986588
  • 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\2026-08-02_8342999d35da058ee82c9080cc9f25cd_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_8342999d35da058ee82c9080cc9f25cd_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4576
    • 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:6004

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 45KB
        • SHA256 19e5b99326a7edd719786095a77d64a526d3cf8d621feb685d454be6ca682468
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4576-0-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/4576-9-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/6004-23-0x0000000000400000-0x000000000040B000-memory.dmp