Analysis

  • max time kernel
    97s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/08/2026, 21:27

General

  • Target
    2026-08-18_23b033c040ed4c0ee3258170d883e1f9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.2MB
  • Sample260818-1apyvabe83
  • SHA256 b43b5465cb45f1f99aa57ec6b1f6deaf679b1d81eb8694a3ad6eca487fc5538e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 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 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\2026-08-18_23b033c040ed4c0ee3258170d883e1f9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_23b033c040ed4c0ee3258170d883e1f9_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:3476
  • 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

        Loading Replay Monitor...

        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.2MB
        • SHA256 b43b5465cb45f1f99aa57ec6b1f6deaf679b1d81eb8694a3ad6eca487fc5538e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe
        • Size 1.3MB
        • SHA256 450bf430465922503a075691fd7ec40a4ede92b4e3bb2fac7d5a77e40a0c87d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.8MB
        • SHA256 2aa622370fe0855d00e44386053d43970adc01c65b9c14f389530fa1ed9e1bbc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        os_update_handler.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe
        • Size 1.4MB
        • SHA256 1d47eddd9f9f3a6c26758b789d200d56e421404ceb433b03e1a27e977fbc1508
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe$
        • Size 1.5MB
        • SHA256 961ac6733074a40bf25f30a3bba700176f73f26474a1e3a17e41d37819b9d998
        • MD5 SHA1 SHA512 SSDEEP TLSH

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

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

        memory/3476-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3476-34-0x0000000000400000-0x000000000040F000-memory.dmp