Overview

overview

7

Static

static

3

2026-10-22...ry.exe

windows10-2004-x64

7

2026-10-22...ry.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 05:16

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General

  • Target
    2026-10-22_8d23bc20b2a17a092760d9c792122de5_elex_glassworm_wannacry.exe
  • Size 95KB
  • Sample261024-fyatlsxt3j
  • SHA256 c28b7e2ee6cfa2f4df5cea7f03cee15f18d4cb4ffa6b722f1247e81375ab9a67
  • 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\2026-10-22_8d23bc20b2a17a092760d9c792122de5_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_8d23bc20b2a17a092760d9c792122de5_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:4772
    • 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:2696

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 84KB
        • SHA256 fb910a5534260ffaeaf882221f1e0fab6bcff337a99aa7595a3b0b4cf5940624
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 95KB
        • SHA256 0aa754ac647cd37a070e099f0c960848b9d94cb1f71b602d9006aaef21340be4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2696-13-0x000000000040B000-0x000000000040C000-memory.dmp
        Download

        memory/2696-19-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4772-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4772-17-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4772-18-0x0000000000400000-0x0000000000415000-memory.dmp
        Download