Overview

overview

7

Static

static

3

2026-07-31...ry.exe

windows10-2004-x64

7

2026-07-31...ry.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 14:19

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General

  • Target
    2026-07-31_6f5bf11214d1e53ba3523ef585ae7ff8_elex_glassworm_wannacry.exe
  • Size 93KB
  • Sample260731-rnaxeavbmf
  • SHA256 1bcd859e6f2cee7ad60572befcc4c6c573199cbf292e07ab6cd251f18ae73616
  • 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\2026-07-31_6f5bf11214d1e53ba3523ef585ae7ff8_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_6f5bf11214d1e53ba3523ef585ae7ff8_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:3396
    • 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:3816
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5824

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          notepad¢¬.exe
          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 89KB
          • SHA256 934013a79a300f253854a83305b0075d65fa93bfd8df11585ab382ef3003ac87
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          rundll32.exe
          • Path C:\Windows\System\rundll32.exe
          • Size 87KB
          • SHA256 644d45020518324b40af6a2128c8495a0a69a4e42e37449ab9860db4b7253c4a
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/3396-0-0x0000000000400000-0x0000000000415000-memory.dmp
          Download

          memory/3396-18-0x0000000000400000-0x0000000000415000-memory.dmp
          Download

          memory/3396-19-0x0000000000400000-0x0000000000415000-memory.dmp
          Download

          memory/3816-14-0x000000000040B000-0x000000000040C000-memory.dmp
          Download

          memory/3816-20-0x0000000000400000-0x0000000000415000-memory.dmp
          Download