Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 02:44

General

  • Target
    2026-06-30_cdecc1d57ed38123223eead9ff694dda_elex_wannacry.exe
  • Size 21.3MB
  • Sample260701-c8f7laex8x
  • SHA256 6dd0f7aff4b17a37e5f8a191f20cfe82f87e76d9b143141050119df0d18c00c0
  • 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\2026-06-30_cdecc1d57ed38123223eead9ff694dda_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-30_cdecc1d57ed38123223eead9ff694dda_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:5028
    • C:\Program Files\Common Files\Microsoft Shared G\lsass.exe
      1
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:6116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 6116 -s 472
        3⤵
        • Program crash
        PID:3636
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 6116 -ip 6116
    1⤵
      PID:2244

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          lsass.exe

          • Path C:\Program Files\Common Files\Microsoft Shared G\lsass.exe
          • Size 33.2MB
          • SHA256 a7610612dfbc592d7f307b79e81e568541efacc821ae2935a4e25fd2a9100c6f
          • MD5 SHA1 SHA512 SSDEEP TLSH