Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 06:39

General

  • Target
    2026-07-02_0741f4e840600e9ac825abf313ffba6e_elex_wannacry.exe
  • Size 57KB
  • Sample260702-hey37sdt4y
  • SHA256 a9f099bf90bbcdf2f3d4fc9110be8c479f4aa9c42c32bf00bd7626cd40921637
  • 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\2026-07-02_0741f4e840600e9ac825abf313ffba6e_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-02_0741f4e840600e9ac825abf313ffba6e_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:428
    • 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:3120

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 58KB
        • SHA256 0e811e6f5190422b1aabdd34923801aec197c0a7e15ebfddc0f391535cb676ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/428-0-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/428-9-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/3120-20-0x0000000000400000-0x000000000040B000-memory.dmp