Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 05:42

General

  • Target
    2026-05-31_57cd1dadf99376e107df2096dbc13244_elex_wannacry.exe
  • Size 189KB
  • Sample260531-geavyaas7x
  • SHA256 58b05a47b403de862316c7731f99bfae58c606b9971c4fafda3de9e7b153600f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-31_57cd1dadf99376e107df2096dbc13244_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-31_57cd1dadf99376e107df2096dbc13244_elex_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:2708

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        wtssu.exe

        • Path C:\Windows\SysWOW64\wtssu.exe
        • Size 204KB
        • SHA256 a3a64d2fff33571fb4289fe7a69a047290816c94d5f8f5b0f1572f63c3f02578
        • MD5 SHA1 SHA512 SSDEEP TLSH