Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/05/2026, 08:28

General

  • Target
    2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe
  • Size 89KB
  • Sample260528-kdedhscs8x
  • SHA256 18302e9442b0b51a1d512778ec1151fed8e8048be3c2807e6339e7ea05d88b62
  • 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\2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-28_1fa8839eef53284d181a77c736a00e48_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:2404
    • 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:3224

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 85KB
        • SHA256 4b2b864c5f7c34772edfef7f0c06ddbe8a44a388a9c040db7af5a66d71b7848e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\system\rundll32.exe
        • Size 87KB
        • SHA256 067af87de309b19e1e8daf35dac3cb20b30747b1e391518d239ad80151a738d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2404-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/2404-14-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/2404-15-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/3224-13-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/3224-16-0x0000000000400000-0x0000000000415000-memory.dmp