Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/08/2026, 03:47

General

  • Target
    2026-08-01_0e800a11ec59cd48c01128611577b601_elex_wannacry.exe
  • Size 76KB
  • Sample260801-echrnadb94
  • SHA256 02e061c755ce76e5156f4dc5e5c09416cdb7301ab88db65f777f9bff7795b6d7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-01_0e800a11ec59cd48c01128611577b601_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_0e800a11ec59cd48c01128611577b601_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:3672
    • \??\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:2760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 688
        3⤵
        • Program crash
        PID:4320
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 596
      2⤵
      • Program crash
      PID:1048
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2760 -ip 2760
    1⤵
      PID:2564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3672 -ip 3672
      1⤵
        PID:4192

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            winlgon.exe

            • Path C:\Users\Admin\AppData\Local\Temp\winlgon.exe
            • Size 76KB
            • SHA256 21f987e5a62c69e34bdbf97c4d94a7f5b3bdd23abc0ee3b9ca9b90c056837a93
            • MD5 SHA1 SHA512 SSDEEP TLSH