Analysis

  • max time kernel
    103s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/08/2026, 22:30

General

  • Target
    2026-08-11_9446e1b2eb31f078899a47b62a55e05a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.4MB
  • Sample260811-2e8gestble
  • SHA256 438aa04373d982326d0f36e70f226acf64b51dd7dbe1ef781821c3368e62e059
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 5 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 29 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-11_9446e1b2eb31f078899a47b62a55e05a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-11_9446e1b2eb31f078899a47b62a55e05a_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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4860
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4168

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.4MB
        • SHA256 438aa04373d982326d0f36e70f226acf64b51dd7dbe1ef781821c3368e62e059
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.0MB
        • SHA256 235d1b04e9600fb24417c121da1f67450c24a0a78a745f7f6949557930ccc1e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msotd.exe$

        • Path C:\Program Files\Microsoft Office\root\Office16\msotd.exe$
        • Size 2.5MB
        • SHA256 2a67484a597d1388aff2bbddc588d2ff9e714ea01483805d3450fd9c37101bea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 2.5MB
        • SHA256 00af4b33bea722689f44d6f6b6e710257cf8c8bbc83a3e145a20e41eb2674f8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        createdump.exe$

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$
        • Size 2.5MB
        • SHA256 d407d1aee002dbbe6c77977220be73e354c8b834fd83dfb1e0070c6417ee1272
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4168-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4860-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4860-21-0x0000000000400000-0x000000000040F000-memory.dmp