Analysis

  • max time kernel
    116s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    30/05/2026, 14:24

General

  • Target
    2026-05-30_4244726cc5e97c22944640c748e86dfd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.3MB
  • Sample260530-rqzzbaez21
  • SHA256 95074a704ef83442b81c981013160455855856099def7847a934f37c354eb180
  • 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
  • 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\2026-05-30_4244726cc5e97c22944640c748e86dfd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-30_4244726cc5e97c22944640c748e86dfd_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:3964
  • 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:4268

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.3MB
        • SHA256 95074a704ef83442b81c981013160455855856099def7847a934f37c354eb180
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DisabledGoogleUpdate.exe$

        • Path C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe$
        • Size 3.7MB
        • SHA256 ce066ef47d020c9f2995098232efd3834006af843def8f979b07f19494e835d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe$
        • Size 3.4MB
        • SHA256 9e843714281e4875f1af46a550a4ca04c1dfb8744ae6bb7b7486883014e9078a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.8MB
        • SHA256 2cca59a05f8350ad0ce684eec2fabdc82d4183c3d4af39753e7a00e38c011c26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 3.4MB
        • SHA256 3ceeb082472f3399138f80ab8f88c8daab45b24ff36a736c7e3aa56664827a22
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 3.5MB
        • SHA256 74ffc6e3a105f2c2960916b555e7c9e2415e81e6810dff9c23eadf45024ef59b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3964-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3964-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4268-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4268-71-0x0000000000400000-0x000000000040F000-memory.dmp