Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 01:04

General

  • Target
    2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe
  • Size 90KB
  • Sample260820-beydcazvht
  • SHA256 21e5363336693671d93ddcb478c8d84988eda352f818c293c2ba9f058d8743f2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 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.

  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:5676

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 93KB
        • SHA256 4a87751320d4182140485b78213b9fc0f125132497e480c05a2c81a3a30c2997
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 94KB
        • SHA256 318a39ad6f630fc8c474b3df48d972d7195b7644066c8537c18a864f5caad147
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2164-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/2164-18-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/2164-19-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/5676-14-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/5676-20-0x0000000000400000-0x0000000000415000-memory.dmp