Analysis

  • max time kernel
    124s
  • 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
    23/05/2026, 15:00

General

  • Target
    2026-05-23_161bbcde0e956e98045b5c3a05101c30_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.0MB
  • Sample260523-sdmc5adz3t
  • SHA256 22caf1e13f5296cad8e30c06657340f113f2d4864fcc4c55288ba10fa06d98bb
  • 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
  • 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\2026-05-23_161bbcde0e956e98045b5c3a05101c30_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-23_161bbcde0e956e98045b5c3a05101c30_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:3244
  • 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:4436

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.0MB
        • SHA256 22caf1e13f5296cad8e30c06657340f113f2d4864fcc4c55288ba10fa06d98bb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 2.7MB
        • SHA256 64b7b3ace2d0ce608fd0743e8e9ddafa6a79114a2a6557aa44f868b933797692
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.5MB
        • SHA256 c28b34c053f3b9e7dc62fdbd73167acceae9ffbd21feb52f186f6fe227095654
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_pwa_launcher.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_pwa_launcher.exe$
        • Size 2.1MB
        • SHA256 02e4b7b5e0fc4a3e9e6e6f3e626756c92fee1a23f2bf3e69c10e86cd25bed171
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.6MB
        • SHA256 a3b9acd7194b8e6ca14ddfb74fcba8a4882920d115f4df3cf202344611538fc4
        • 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 2.1MB
        • SHA256 91035b905cd526830210168b32d8e0938d67c77f64b4447c1c88251efb35e7c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wt.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.WindowsTerminal_8wekyb3d8bbwe\wt.exe
        • Size 2.3MB
        • SHA256 658940ffadc4693ff0e4e1d30a881c77b3ee48439b6164f5c24bc4c27776518a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3244-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3244-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4436-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4436-71-0x0000000000400000-0x000000000040F000-memory.dmp