Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 00:47

General

  • Target
    2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe
  • Size 75KB
  • Sample260720-a5f2bac12x
  • SHA256 c9f17b37b6529c5ec2f04fcb30106fece9c85fed417223e06def8f4351d1d5e0
  • 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\2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_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:1556
    • \??\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:4604
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 736
        3⤵
        • Program crash
        PID:6028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1556 -s 656
      2⤵
      • Program crash
      PID:4276
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4604 -ip 4604
    1⤵
      PID:2272
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 1556 -ip 1556
      1⤵
        PID:4576

      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 75KB
            • SHA256 df998de1f1ef884719f8b4aefa3996aca75cbf137090f3acd23f5bfa7e6ccb09
            • MD5 SHA1 SHA512 SSDEEP TLSH