Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 02:11

General

  • Target
    2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe
  • Size 44KB
  • Sample260810-cmkynatsby
  • SHA256 ad87403f4b0aa36d93cfd3af1078d8a0b4e9bdd6783c17ab863cee3a2395ecd9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 2 IoCs
  • 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 use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe"
    1⤵
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:1188

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/1188-0-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/1188-1-0x0000000000A90000-0x0000000000AA2000-memory.dmp

        memory/1188-3-0x0000000000A90000-0x0000000000AA2000-memory.dmp

        memory/1188-5-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

        memory/1188-12-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/1188-13-0x0000000000A90000-0x0000000000AA2000-memory.dmp