Analysis

  • max time kernel
    149s
  • max time network
    135s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 14:28

General

  • Target
    2026-08-04_b6c96bf92d27ff6e215c8832b1c3a0ae_elex_glassworm_wannacry.exe
  • Size 93KB
  • Sample260804-rtgxxasfmc
  • SHA256 3a8aa1ca0a6fe87c8d4bcb5dea30aebf9ff9650592e9b364d20514137886aed8
  • 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\2026-08-04_b6c96bf92d27ff6e215c8832b1c3a0ae_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_b6c96bf92d27ff6e215c8832b1c3a0ae_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:476
    • 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:3828

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 84KB
        • SHA256 42801f8503c82352cbd55bea9882b013a96b4e04c7d7c55d091e088af912bc4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 95KB
        • SHA256 8995a1ae6986cd90c52540c69ea0b64560f40b2ba112c9342a80930f93208f38
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/476-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/476-15-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/476-16-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/3828-14-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/3828-17-0x0000000000400000-0x0000000000415000-memory.dmp