Overview

overview

7

Static

static

3

2026-09-30...ry.exe

windows10-2004-x64

7

2026-09-30...ry.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/09/2026, 14:17

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General

  • Target
    2026-09-30_0761f37606adcae51111f6413ffc03bb_elex_glassworm_wannacry.exe
  • Size 92KB
  • Sample260930-rlpyjsvcmf
  • SHA256 8adb00eba0b04f807c4a5bbe4c5bd8758e1d97446076f3c0218409593a58a3e6
  • 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\2026-09-30_0761f37606adcae51111f6413ffc03bb_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-30_0761f37606adcae51111f6413ffc03bb_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:4608
    • 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:1896

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 85KB
        • SHA256 839792995a116cd57b49f4a0153a415c39889bb03495e74c49af096bf1c6eb88
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 87KB
        • SHA256 15e1b72d20326655b830fc504e030867d45678ef1668aff447153b05c2aaf948
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1896-13-0x000000000040B000-0x000000000040C000-memory.dmp
        Download

        memory/1896-19-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4608-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4608-17-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4608-18-0x0000000000400000-0x0000000000415000-memory.dmp
        Download