Analysis

  • max time kernel
    123s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/06/2026, 16:11

General

  • Target
    2026-06-03_bb5a1fb24219517c6092f3a75e8a379c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.3MB
  • Sample260603-tm3bdacw2j
  • SHA256 f20d6dce350611064d07df69e1700dbd88965b55476fe9e590be1670b443415e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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
  • 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\2026-06-03_bb5a1fb24219517c6092f3a75e8a379c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-03_bb5a1fb24219517c6092f3a75e8a379c_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:2412
  • 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:5020

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe$

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe$
        • Size 1.3MB
        • SHA256 f20d6dce350611064d07df69e1700dbd88965b55476fe9e590be1670b443415e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 2.0MB
        • SHA256 a0055c79fe8615451830370f56b296367d32ed248b36ef99715642e828e6f1c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 1.8MB
        • SHA256 734f6e4ffe84e6128068b05880b6104d031062cd860aed2f91bb2c1c77f591a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
        • Size 1.4MB
        • SHA256 c64d9a8ec9721f4d9376a115c681ba9e3aa5b1969481c00331a33b4520abf104
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wt.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.WindowsTerminal_8wekyb3d8bbwe\wt.exe$
        • Size 1.6MB
        • SHA256 f015e78af22620ae141b0a296305d4de35e1f336668831800995b0d3f7171321
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2412-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2412-76-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5020-13-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5020-77-0x0000000000400000-0x000000000040F000-memory.dmp