Analysis

  • max time kernel
    95s
  • max time network
    130s
  • 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, 09:57

General

  • Target
    2026-08-18_a6a0c2c3db6375011b56813934d655ae_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.6MB
  • Sample260818-ly893azelb
  • SHA256 ecbe303426347da62b9be382cc8c76ef04212c80bdd901e0732d35796951b6c8
  • 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
  • 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_a6a0c2c3db6375011b56813934d655ae_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_a6a0c2c3db6375011b56813934d655ae_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:4888
  • 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:980

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.6MB
        • SHA256 ecbe303426347da62b9be382cc8c76ef04212c80bdd901e0732d35796951b6c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 1.9MB
        • SHA256 6154ce647d3f43c9d3d27b352e129219b77fe56fe01d6f65d6d124780e7ddbd6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WCChromeNativeMessagingHost.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe
        • Size 1.7MB
        • SHA256 9352a125e1ba43bf40d3e0e6de0b93f7e8c6005e6211e5db42aec528ba43f326
        • 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 1.7MB
        • SHA256 c4cee422e88b49bc50dab8eb98afd0a8ece9518cea2b78331fa4c7022d70bd63
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$
        • Size 2.1MB
        • SHA256 7c611d516d6bced313b7b9dddc57b2e7a5d208f4163f96974c2bc0b2a07d8a9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.1MB
        • SHA256 91c2ac56f1cdade936f079b3c6de0b50540407236449ec2fed96a559b3ab8626
        • 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 1.7MB
        • SHA256 5cfdafda61995e8012812dee8435978137d012e4dc93ba700e53bd20c508cbf9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe
        • Size 1.8MB
        • SHA256 fbf5674bb98ea44f5dbafb9e128df8716ae88e0f0a5ab29b8b6c81b476bffae6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/980-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/980-65-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4888-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4888-58-0x0000000000400000-0x000000000040F000-memory.dmp