Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 04:35

General

  • Target
    2026-07-28_a07213e0133ff667a4aa74d30670233f_elex_glassworm_wannacry.exe
  • Size 97KB
  • Sample260728-e7y25aywdx
  • SHA256 10415615d7d656692487652dd125b7912af2a3e9f734405bbe13ce358020d2c1
  • 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\2026-07-28_a07213e0133ff667a4aa74d30670233f_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_a07213e0133ff667a4aa74d30670233f_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:1284
    • 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:4828

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 93KB
        • SHA256 6cfa146c3da35b5da3db05402258b66c8aa403f6c4ae4ae04a7d5cc2c6999401
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 94KB
        • SHA256 7034fa480238ef6a7f448441bab06ef7d51cb1025456faa52ba69225c1b02110
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1284-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/1284-15-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/1284-16-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4828-14-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/4828-17-0x0000000000400000-0x0000000000415000-memory.dmp