Analysis

  • max time kernel
    98s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 23:25

General

  • Target
    2026-08-04_0bf45b5e75082b3c040077723cd2a319_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260804-3ef8lsfq7x
  • SHA256 b838e97ba96e43679b213d44bd7942c1e674b80ba825cedece307cff76d60f16
  • 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\2026-08-04_0bf45b5e75082b3c040077723cd2a319_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_0bf45b5e75082b3c040077723cd2a319_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:5016
  • 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:1680

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 b838e97ba96e43679b213d44bd7942c1e674b80ba825cedece307cff76d60f16
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 1.8MB
        • SHA256 30a748e8d90a55f6928acf92e4fc82c84a6c8305e5dddb7ad19eca9931e4ed49
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge.exe
        • Size 1.6MB
        • SHA256 dd530e5b22df02a289e54b24012eb91d04278e1d5d308f35a0d872ccf43fe7b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevated_tracing_service.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe
        • Size 1.6MB
        • SHA256 3397c5e17c4d0dfe859696112d7e616c48329448008f1d40eff8d987538f2e76
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 dbd5c209fd0700d48cb7ca73952e461a2f8476475db54c85363c27ba61c43072
        • 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 1.6MB
        • SHA256 170cc105273c5291ae755216af055846b395361b827183946638be35688bebc5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDrive.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe$
        • Size 1.7MB
        • SHA256 2358e29ba1d45a7cc16f980e13daa1643937b9db85ba42dfdb2766eb7e21b1a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1680-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1680-41-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5016-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5016-22-0x0000000000400000-0x000000000040F000-memory.dmp