Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 14:10

General

  • Target
    2026-08-04_caf6659f233286ac154d2fdc85301035_elex_wannacry.exe
  • Size 76KB
  • Sample260804-rgr74sca62
  • SHA256 9674c020b276656328a0c1409d2ae6b5c9438dcb7dbcee96d87dacaeda14afe8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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 SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_caf6659f233286ac154d2fdc85301035_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_caf6659f233286ac154d2fdc85301035_elex_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4580
    • \??\c:\users\admin\appdata\local\temp\winlgon.exe
      c:\users\admin\appdata\local\temp\winlgon.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4152

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        winlgon.exe

        • Path C:\Users\Admin\AppData\Local\Temp\winlgon.exe
        • Size 76KB
        • SHA256 557cd538a1b7febbad004b5f5b1d59a989724bc85b9b66c08dbdb1692fb39325
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4152-9-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4152-16-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4152-21-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4580-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4580-1-0x0000000000409000-0x000000000040A000-memory.dmp

        memory/4580-14-0x0000000000400000-0x0000000000415000-memory.dmp