Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/07/2026, 04:08

General

  • Target
    2026-07-04_99a17d876e01f0f7760b5480cb89f077_elex_glassworm_wannacry.exe
  • Size 92KB
  • Sample260704-eqel6aay2x
  • SHA256 42d4c5a0f1fc5484317f2acb88f057bbeffc2aab8c2a03cdf14de933f138ffd6
  • 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\2026-07-04_99a17d876e01f0f7760b5480cb89f077_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_99a17d876e01f0f7760b5480cb89f077_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:4748
    • 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:5328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 85KB
        • SHA256 5361478d4f1acb59ca294ac89ad6e453d5d32070100f83487ca96292c1a75e44
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 86KB
        • SHA256 6eec1d0718e316aa4677f6b8b35380193aa3c69596c9b0e209b034f44fee997f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4748-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4748-15-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4748-16-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/5328-14-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/5328-17-0x0000000000400000-0x0000000000415000-memory.dmp