Overview

overview

7

Static

static

3

2026-07-20...ry.exe

windows10-2004-x64

7

2026-07-20...ry.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 09:53

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General

  • Target
    2026-07-20_536bb50f1a7771cf0260ea57c2d6dcc4_elex_glassworm_wannacry.exe
  • Size 89KB
  • Sample260720-lw4a2agv2x
  • SHA256 9a06a098b8496bc9240403e4af544e32d3997b61b6a15d86f4080814f4ad6e60
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoverypersistence

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
    persistence
  • 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.

    discovery
  • 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\2026-07-20_536bb50f1a7771cf0260ea57c2d6dcc4_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_536bb50f1a7771cf0260ea57c2d6dcc4_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:4592
    • 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:5360

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 96KB
        • SHA256 a0fa895c1ae907b9c973a7f9a82c68bcc8710b974592a290ab8df7c12cf1c616
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 93KB
        • SHA256 2bff663e307b6119ecff2103296b548cfe02a2cd169c10cc9077dc8977299283
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4592-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4592-15-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4592-16-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/5360-14-0x000000000040B000-0x000000000040C000-memory.dmp
        Download

        memory/5360-17-0x0000000000400000-0x0000000000415000-memory.dmp
        Download