Analysis

  • max time kernel
    117s
  • max time network
    96s
  • 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, 10:51

General

  • Target
    2026-06-02_25fc8b07bfbde830bca0c5ffd3dfba03_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.2MB
  • Sample260602-mx91msbs4w
  • SHA256 b5e0038aef90ffac47c1e4fa03ba4b13008bd29fedb09474f4d5823d24c8dc1a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 7 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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_25fc8b07bfbde830bca0c5ffd3dfba03_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_25fc8b07bfbde830bca0c5ffd3dfba03_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:1048
  • 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:3020

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.2MB
        • SHA256 b5e0038aef90ffac47c1e4fa03ba4b13008bd29fedb09474f4d5823d24c8dc1a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 3.9MB
        • SHA256 7b96333e06afc2ce9b45c057885a9cdd4627c41a4c3f77f2911f80dcb6fd62e1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{5525D1F8-E5EC-4986-B0C1-A2834D87F434}\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 3.2MB
        • SHA256 bdbc3832547fbb7f5a87ed9713ec83d6247931b93a90984577262b5bd8722afc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe$
        • Size 3.3MB
        • SHA256 9b581b0d8e8b67fe600b7bd00b560687a6deeebb02ff4bb87c498af39300e799
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.7MB
        • SHA256 6a293e5ca2be981d53cb9767e11a5e76e8fc3087ee9ee0fac827aeef19d5c511
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 3.2MB
        • SHA256 67477a7905a6edfc7b0f93c6b8ec727a9286132a9ad1cab12369cf2c9e274494
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 3.4MB
        • SHA256 a2c451e1c5eb50e8c7bdc791ff049e2e11111e3441774ee8ce6e9c2e5e691adc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1048-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1048-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3020-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3020-71-0x0000000000400000-0x000000000040F000-memory.dmp