Overview

overview

7

Static

static

3

2026-05-28...ry.exe

windows10-2004-x64

7

2026-05-28...ry.exe

windows11-21h2-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/05/2026, 08:28

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General

  • Target
    2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe
  • Size 89KB
  • Sample260528-kdedhscs8x
  • SHA256 18302e9442b0b51a1d512778ec1151fed8e8048be3c2807e6339e7ea05d88b62
  • 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 19 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\2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-28_1fa8839eef53284d181a77c736a00e48_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:4796
    • 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:1672

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 86KB
        • SHA256 f53bd0db1819b20251d89f5f4ee2fe1ca8df8165537ae47e0d4159f06126372d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\system\rundll32.exe
        • Size 88KB
        • SHA256 b2675429ac6a6edb73001ada91c3794b5cc7807928ca442ff400f68e43da65a1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1672-13-0x00007FFD1CF40000-0x00007FFD1D149000-memory.dmp
        Download

        memory/1672-16-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/1672-17-0x00007FFD1CF40000-0x00007FFD1D149000-memory.dmp
        Download

        memory/4796-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4796-14-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4796-15-0x0000000000400000-0x0000000000415000-memory.dmp
        Download