Analysis

  • max time kernel
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 20:46

General

  • Target
    2026-08-16_8e1205694f9fb4c889515a23759ac78f_elex_wannacry.exe
  • Size 12.5MB
  • Sample260816-zklthaxset
  • SHA256 6ad4405202153535b5a8b6a539265bab06d3511114b39af88efcf3eab4910aae
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Program crash 1 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 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-16_8e1205694f9fb4c889515a23759ac78f_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_8e1205694f9fb4c889515a23759ac78f_elex_wannacry.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4256
    • C:\Program Files\Common Files\Microsoft Shared A\lsass.exe
      1
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4812
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 468
        3⤵
        • Program crash
        PID:2696
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4812 -ip 4812
    1⤵
      PID:3856

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          lsass.exe

          • Path C:\Program Files\Common Files\Microsoft Shared A\lsass.exe
          • Size 27.7MB
          • SHA256 f58eeddda28cc13242f4639525123b2baf7c987e42fc2abc63ce13b33daf9f12
          • MD5 SHA1 SHA512 SSDEEP TLSH