Analysis

  • max time kernel
    150s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    16/04/2026, 01:45

General

  • Target
    2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe
  • Size 86KB
  • Sample260416-b6s8pshs7w
  • SHA256 f8d1d60f708a458ef06e8396689eaf2439226eae6c58629355f5116fd57d3fa8
  • 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 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\2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_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:1996
    • 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:3628

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 92KB
        • SHA256 4b7d6ce2b5862c9e35f68b3e229c0f8b73a016ee7a5d02fb10a0f180bfcd88f2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 92KB
        • SHA256 b6429a700ba0315d308ba1b3f873f539aa1c4d2a20fce0b84112d42f97dbee49
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1996-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/1996-14-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/1996-15-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/3628-13-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/3628-16-0x0000000000400000-0x0000000000415000-memory.dmp