Analysis

  • max time kernel
    101s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    19/05/2026, 02:56

General

  • Target
    2026-05-19_39c67aac5e98fc5ab9cdd11e643bf554_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260519-de79naft7v
  • SHA256 d5bfb8a4545df19b32371eb171878f7453d5daa5d82847d83e73bacf558861eb
  • 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
  • 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\2026-05-19_39c67aac5e98fc5ab9cdd11e643bf554_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-19_39c67aac5e98fc5ab9cdd11e643bf554_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:4664
  • 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:4496

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 d5bfb8a4545df19b32371eb171878f7453d5daa5d82847d83e73bacf558861eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 2.3MB
        • SHA256 3c63514ca02c9d9439ea2ebf1d06e905dc8c909b4b8dcea6f1566ab85bd2c3e9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevated_tracing_service.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe
        • Size 1.7MB
        • SHA256 d29e4c996346363eb6f8316f659faf61f1d690f55c6bacc877c8483acb04b064
        • 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 4fd8efc82a89654004a3a8bd83c1b0a779d3cd5b6567a4e1e52031c07adc7fb8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.1MB
        • SHA256 1f39ffbb5ee267aff6c38c9658c97e78101b1af0fb0ed7906ede2732031135f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
        • Size 1.6MB
        • SHA256 9b8d5cb9096a25307eedeba775ae1d9cf0acf6a6ae419da64f1cd23d44f110fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python3.exe$
        • Size 1.8MB
        • SHA256 bb7f93c301ff9a62fa05ee50b627a6aec3b6db85e0328e9c2f87d06d99fcc074
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4496-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4496-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4664-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4664-70-0x0000000000400000-0x000000000040F000-memory.dmp