Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    06/08/2026, 02:04

General

  • Target
    2026-08-05_d839c9bc33f939dd9e02e8f317d9a25c_elex_wannacry.exe
  • Size 16.8MB
  • Sample260806-chjvssfc76
  • SHA256 18cad047ec71be519f8c69631db4eca5acdd29163ef614f4ad3d7915d4e0d69e
  • 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\2026-08-05_d839c9bc33f939dd9e02e8f317d9a25c_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-05_d839c9bc33f939dd9e02e8f317d9a25c_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:2644
    • C:\Program Files\Common Files\Microsoft Shared I\lsass.exe
      1
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4128
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 420
        3⤵
        • Program crash
        PID:3168
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4128 -ip 4128
    1⤵
      PID:1996

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          lsass.exe

          • Path C:\Program Files\Common Files\Microsoft Shared I\lsass.exe
          • Size 28.9MB
          • SHA256 3e3822f0ef9ccbf93a986f189df483832f5b92f9c0f0d9b52b22b5bc7605a181
          • MD5 SHA1 SHA512 SSDEEP TLSH