Overview

overview

7

Static

static

3

2026-08-03...ry.exe

windows10-2004-x64

7

2026-08-03...ry.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    126s
  • 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, 09:15

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General

  • Target
    2026-08-03_e29ab026fe4ae8ef1437270363a396bd_elex_glassworm_wannacry.exe
  • Size 88KB
  • Sample260804-k8b7msbq91
  • SHA256 0d82bf67814206e6d65c7f915aa35f313cc66b5c55faa1d1cdd5d426a0bd5fd7
  • 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\2026-08-03_e29ab026fe4ae8ef1437270363a396bd_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_e29ab026fe4ae8ef1437270363a396bd_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:820
    • 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:5664

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 88KB
        • SHA256 a3e40ca439c4c4c3e337f5c1e33ded5791466e7aec06d704bd7afff888ebe897
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 87KB
        • SHA256 810425f68f70632fbd2ad8a8e11ed912a34af7680aa7e0c24bc935727984389c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/820-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/820-18-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/820-19-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/5664-14-0x000000000040B000-0x000000000040C000-memory.dmp
        Download

        memory/5664-20-0x0000000000400000-0x0000000000415000-memory.dmp
        Download