Analysis

  • max time kernel
    80s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/08/2026, 09:40

General

  • Target
    2026-08-20_b8ef1b1b15531ed125b8c88ee20e974c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260820-lnchcace67
  • SHA256 75fa477d9ef4060cd949e60628442a94caae67ca56c24f8805e824b75458f6cd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 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\2026-08-20_b8ef1b1b15531ed125b8c88ee20e974c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_b8ef1b1b15531ed125b8c88ee20e974c_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:2432
  • 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:3864

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 75fa477d9ef4060cd949e60628442a94caae67ca56c24f8805e824b75458f6cd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 2.4MB
        • SHA256 412127313ff615ed7e8f31090b9b51b4784b4a67adb8b0cc25bb04717346e77f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 93dc43a89439286c6b7887f044f56065eaca0defd2b59439010e44db20efe918
        • MD5 SHA1 SHA512 SSDEEP TLSH

        grv_icons.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe
        • Size 2.2MB
        • SHA256 6ea1423ff46e5d4a8b3b4d2dcc805d3963115b7e2b24312bcd95c2dbdd56deec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 2.3MB
        • SHA256 db61c4aed9f8d9b8178ae925e1e1bd1cc6cab6e0815cb8f4c4dbf73876fb8b7e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        XamlViewer_v0300.exe$

        • Path C:\Windows\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\XamlViewer_v0300.exe$
        • Size 1.9MB
        • SHA256 c292826dfafb8ef816b56d559221c4c8307b977c8e832f45139d1f0eb4c5e73d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2432-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2432-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3864-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3864-23-0x0000000000400000-0x000000000040F000-memory.dmp