Analysis

  • max time kernel
    109s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 01:54

General

  • Target
    2026-06-02_99e134851bbcb2b54b126e1e9d48e6cd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.0MB
  • Sample260602-cbv99aa16t
  • SHA256 622786717e838c9180fbda184b4ba06eb62bbb46de4927fd2fc7c57d39005da5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 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.

  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-02_99e134851bbcb2b54b126e1e9d48e6cd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_99e134851bbcb2b54b126e1e9d48e6cd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:2024
  • C:\905c0769f9a06c95a24ddf945\patcher.exe
    C:\905c0769f9a06c95a24ddf945\patcher.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:2972

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.0MB
        • SHA256 622786717e838c9180fbda184b4ba06eb62bbb46de4927fd2fc7c57d39005da5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 2.7MB
        • SHA256 d7a80b2cf2b60fa607aaa2ec519761867fdae7b3f0f80b16e05c90414b93bfdc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.4MB
        • SHA256 8bfbebd32488fe2d171233039e4ee3faca176c4522f9a184671c562d17345426
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\Installer\setup.exe$
        • Size 2.5MB
        • SHA256 5d1005d9d679608d0773d72120bc60f002b14221d1ba0d8ca89c5b0c12c4ad24
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.5MB
        • SHA256 28bded493a510c7e96922715cdb94fdc1048c344fd8a5d765f1da494835dc146
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 2.2MB
        • SHA256 57822f08f1c654d09ea4b5eca1d05bac4c0c9970b2d4e48440ecd988d65086b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2024-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2024-58-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2972-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2972-71-0x0000000000400000-0x000000000040F000-memory.dmp