Analysis

  • max time kernel
    110s
  • max time network
    137s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 06:50

General

  • Target
    2026-06-01_bc8e436cdecfd2ab981e628dc69ca4d2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 4.1MB
  • Sample260601-hmfltses6x
  • SHA256 baa6a24961aeaac56066f06519ce15ceb17d2e2d36ff07d4e90d93035ecfbc73
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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
  • 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\2026-06-01_bc8e436cdecfd2ab981e628dc69ca4d2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-01_bc8e436cdecfd2ab981e628dc69ca4d2_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:3468
  • 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:3460

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 4.1MB
        • SHA256 baa6a24961aeaac56066f06519ce15ceb17d2e2d36ff07d4e90d93035ecfbc73
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.6MB
        • SHA256 e926c04cea01a5d011199846bfd34ba1b743428198512cbac23a681c4d316aab
        • 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 4.2MB
        • SHA256 0c036bbe8d56133744df1bcac1b4433d6bb3d7aff1e9defcf4e724fbef8a99c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 4.5MB
        • SHA256 64a2c23152f8230adc3eea8adad1074d9fcd6459dc9e4ec0c34429671435910f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 4.3MB
        • SHA256 d586baa6e52b760486c752c12ac7b66313084cd49100658d801f442a103eef5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3460-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3460-59-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3468-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3468-40-0x0000000000400000-0x000000000040F000-memory.dmp