Analysis

  • max time kernel
    108s
  • max time network
    100s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/05/2026, 13:59

General

  • Target
    2026-05-17_a3fc5319eab156b5bf316346d3b5cf76_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260517-raq2gahv5w
  • SHA256 1e3ddc56a51cd1705efdf13f13f5d94d9140d690e8656a376c7a8ec868e19f8f
  • 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\2026-05-17_a3fc5319eab156b5bf316346d3b5cf76_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-17_a3fc5319eab156b5bf316346d3b5cf76_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:1860
  • 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:4136

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 1e3ddc56a51cd1705efdf13f13f5d94d9140d690e8656a376c7a8ec868e19f8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 1.8MB
        • SHA256 14616b49f2121c27caf7ec240294682dcd54ee3c6fae96579737bdfda04cb235
        • MD5 SHA1 SHA512 SSDEEP TLSH

        notification_helper.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\notification_helper.exe$
        • Size 1.2MB
        • SHA256 1fcfa95918094e33bad6f1f0adcd38fdfb4f7c58d80bf1053b4b7b1c8eb2710c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe$
        • Size 1.6MB
        • SHA256 4aa93a60c08b92f9c6e73bcaa059db33d1929080e180f9e8f2429ba150e933b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.7MB
        • SHA256 29a3d5770b594cc407ed15824940fc73ff1702d68b435218eff09e9ed8038825
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
        • Size 1.2MB
        • SHA256 204b7c1de62d459f398e0c0084944f13504d5226cf444464f8f176918a9dbbad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe
        • Size 1.6MB
        • SHA256 e2e0d872532036341dfc9422a3ca75bec5418baa0b32c264661a5ad69f661a20
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python3.exe$
        • Size 1.4MB
        • SHA256 22177eecec336803f3c54a8482f0264d8241894377b8c5ac86a9f65aa57d44e2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1860-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1860-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4136-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4136-71-0x0000000000400000-0x000000000040F000-memory.dmp