Overview

overview

7

Static

static

3

2026-05-23...ry.exe

windows10-2004-x64

7

2026-05-23...ry.exe

windows11-21h2-x64

7

Analysis

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

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/05/2026, 03:58

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General

  • Target
    2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe
  • Size 85KB
  • Sample260523-ejqqvacv5q
  • SHA256 9d1a87682191a412cd380d502431b32f2eff60aec407874fc02b58432ff1da17
  • 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\2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_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:4160
    • 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:1064

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 90KB
        • SHA256 928b47afe7862b4670eb008fb221d48d9a80ea41ff183fdde5d48d01095d8abf
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 95KB
        • SHA256 eae830b3c511b3c1f63ad3f67939df10c419b193df9e4882a5b74e1f10ff06b7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1064-13-0x000000000040B000-0x000000000040C000-memory.dmp
        Download

        memory/1064-16-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4160-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4160-14-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4160-15-0x0000000000400000-0x0000000000415000-memory.dmp
        Download