Analysis

  • max time kernel
    113s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 15:17

General

  • Target
    2026-06-04_545290665ae1b343151806a51827c88c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260604-spdkcshv7w
  • SHA256 4c2d3cbdb92903032a2fa2b8ca862ac11f9d3f4394af4d0300cee9cff86bb977
  • 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\2026-06-04_545290665ae1b343151806a51827c88c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_545290665ae1b343151806a51827c88c_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:2588
  • 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:484

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 4c2d3cbdb92903032a2fa2b8ca862ac11f9d3f4394af4d0300cee9cff86bb977
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 2.6MB
        • SHA256 8fe9448cf4cfb261642d3670a197a0b4c46a24144d3960b416176f9adc629be6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.5MB
        • SHA256 daa64eee592756cb8abc043245da7fe0ee4e4095d4f25c9c046e058193deb70f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe
        • Size 2.0MB
        • SHA256 d0acf6a6f0c980243e64c45df8da9c13bf98e96dd8c243096dea2eb5edb6d4f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 2.4MB
        • SHA256 81a6126f05373aab7616b1909b6d3ce37d3b417c370d364c53cf14ed0744092d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 2.2MB
        • SHA256 9c99400d0a04c1051a6efbb9f6927d1e208c900b564d228a150be83319dcfffa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dfsvc.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe
        • Size 1.9MB
        • SHA256 5ef6e2599cffa0900bfb36c4606c67d05b5181721fea18e0d67d1c26f7b8a334
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/484-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/484-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2588-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2588-70-0x0000000000400000-0x000000000040F000-memory.dmp