Analysis

  • max time kernel
    150s
  • max time network
    152s
  • 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, 15:18

General

  • Target
    2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe
  • Size 86KB
  • Sample260804-spk97shk91
  • SHA256 36ae46cf8d1e4212262aed9d5cb9632b97178f3f393ecbddb47039f54e23952f
  • 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_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_79c79f50de04297d98173689020ffbb5_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:4436
    • 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:2796

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 96KB
        • SHA256 d9108b927ab4f7e0cc6c85571041ec1f68646853cb35f4221eebfac4c074aab8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 90KB
        • SHA256 7f107c2b242619dabaa754bc2f6db276a793a7ccb2ab58cce3b051d803a02783
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2796-14-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/2796-20-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4436-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4436-18-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4436-19-0x0000000000400000-0x0000000000415000-memory.dmp