Analysis

  • max time kernel
    87s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/07/2026, 17:49

General

  • Target
    2026-07-20_4539826391a9c01bbe4c1c929f9b2b4f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260720-wef5aaas5p
  • SHA256 723fcccb9bdb601eb919211a645b0a5c2d0b40b26ca6adf5adf82abf1840bbfc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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\2026-07-20_4539826391a9c01bbe4c1c929f9b2b4f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_4539826391a9c01bbe4c1c929f9b2b4f_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:2592
  • 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:2444

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 723fcccb9bdb601eb919211a645b0a5c2d0b40b26ca6adf5adf82abf1840bbfc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 1.6MB
        • SHA256 e0a3aca3dd7ae075e3c4ad503a3d564c42042067caa13eadfa0812a07ba38dc3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 1.9MB
        • SHA256 9a04ca701f6dad25d7271bfa3a0a031a9e74fbc0c6bc2bfc9ef38640cea5301e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        notification_helper.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe
        • Size 1.5MB
        • SHA256 0a430e564a9066dec88506c45dce53c7cec6fd8bc6b95251e9413f61a947947b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.9MB
        • SHA256 34cb0b8e8f8b3d8d73a7f03b95317eff8995f2dda0e356c21a30baaf3c70beba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javac.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\javac.exe
        • Size 1.4MB
        • SHA256 c4f0f8e131ee40caacb86ecec62b81c3afd95f03295a5f5fd91b2a922f54a400
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe
        • Size 1.4MB
        • SHA256 9b64e26a0a6a225a0fdc395c82cb4bb0ebfb11d4e255c4f90486feefa9b9bc7e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
        • Size 1.4MB
        • SHA256 8a6e8087820938445bc4c142c6aa4331d67c4620cb71b40913524a0e1a3ecc71
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2444-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2444-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2592-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2592-70-0x0000000000400000-0x000000000040F000-memory.dmp