Analysis

  • max time kernel
    114s
  • 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
    22/05/2026, 16:25

General

  • Target
    2026-05-22_94e262b331ec005dc778d746dba2bc53_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.7MB
  • Sample260522-txb7yahy3n
  • SHA256 8679dce72bbb7f15df451ef016cf630d00000dec014073f676e2d67eab3f3e1c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 12 IoCs
  • ASPack v2.12-2.42 8 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\2026-05-22_94e262b331ec005dc778d746dba2bc53_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_94e262b331ec005dc778d746dba2bc53_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:1776
  • 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:2436

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.7MB
        • SHA256 8679dce72bbb7f15df451ef016cf630d00000dec014073f676e2d67eab3f3e1c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcroLayoutRecognizer.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe$
        • Size 2.7MB
        • SHA256 c2dd3ec7f5ec18c404895520188344a5628cd3f55f7923e7af6dd3c81f480421
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 3.1MB
        • SHA256 3b0ed3c829e7491da9ba02eac849b4139e3febcbb08f654b68e6e7b7cdd3bf72
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 2.8MB
        • SHA256 423879736874717ed00191c635bae7ec4400f4cb6bd916b731ba2f58d46a3b9e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.2MB
        • SHA256 549a834559c7346a53dab2b93f28e5f058b3562a32945d9bfb11270b377b45ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 2.7MB
        • SHA256 55d3e14909aa443d43b87ecce6cb73803159899c9daad59f28f13ed3110f24c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe
        • Size 2.7MB
        • SHA256 8e88e8cc908336f3e96fc1e9351aa2b6918d72d2ac8f043494c4ab3a42c1292c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe$
        • Size 2.9MB
        • SHA256 de1e4c4880cc2e807d29fe45b7ad75a7cc0cba419617a614b060f4fa0a675e06
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1776-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1776-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2436-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2436-71-0x0000000000400000-0x000000000040F000-memory.dmp