Overview

overview

7

Static

static

3

2026-09-25...ry.exe

windows10-2004-x64

7

2026-09-25...ry.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    129s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 23:56

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General

  • Target
    2026-09-25_7e99fbe844bbc41bea9bbe9cf8175511_elex_glassworm_wannacry.exe
  • Size 94KB
  • Sample260925-3zewaazbrc
  • SHA256 fbf2ebde5db961559628b168bf72309d97953cf9aeca4a9a646120f0f1753eaa
  • 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
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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\2026-09-25_7e99fbe844bbc41bea9bbe9cf8175511_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-25_7e99fbe844bbc41bea9bbe9cf8175511_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:4612
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2692

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 86KB
        • SHA256 b54b8990a7b1124982e28a48e57869b616cff8adf6d6bdc7fb4c65bd85202311
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 89KB
        • SHA256 86ca778b8feb289fb857e5fe82237a649c99be475100204f119ad1abd40783bc
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2692-14-0x000000000040B000-0x000000000040C000-memory.dmp
        Download

        memory/2692-20-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4612-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4612-18-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4612-19-0x0000000000400000-0x0000000000415000-memory.dmp
        Download