Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    14/08/2026, 01:42

General

  • Target
    2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe
  • Size 90KB
  • Sample260814-b4477aar2v
  • SHA256 eff26def22f74a528710887d77b43b849cb619e21be43772d0f3349f006755fe
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • 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.

  • 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\2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-14_54cd5247382b212b904cce26956f8351_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:8
    • 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:4536

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 85KB
        • SHA256 5fda2b9dbce93373139fbdb843384c2a273121ebbdba5fbe7a812db1f3180ec4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 86KB
        • SHA256 38d098bfbef5bb22b3a167fc1fc669c6139dd0c748dffa9ed109641cde49cfe8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/8-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/8-17-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/8-18-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4536-13-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/4536-19-0x0000000000400000-0x0000000000415000-memory.dmp