Analysis

  • max time kernel
    106s
  • 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
    02/06/2026, 14:25

General

  • Target
    2026-06-02_adb3d1256dfb474e9648a6b180c5c674_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.8MB
  • Sample260602-rrb9msfw31
  • SHA256 e348b5717ee9db41e86c28abef5147a878c97a0686a0723d717ee7decd1818e6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 8 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\2026-06-02_adb3d1256dfb474e9648a6b180c5c674_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_adb3d1256dfb474e9648a6b180c5c674_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:2904
  • 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:1836

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.8MB
        • SHA256 e348b5717ee9db41e86c28abef5147a878c97a0686a0723d717ee7decd1818e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 4.5MB
        • SHA256 af06fd0e88eedec0dd45bd8b115d87fb5c5f8791e098c97e038bc5097cd778b8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe$
        • Size 3.9MB
        • SHA256 6771a70781dc3edeb03f87befa4343af4611263cb32c8d78fa191e76fc44b907
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.3MB
        • SHA256 82dff3f5ccd193b84b03933feb68d6adfcd3e2cb40e6a6d254ed3b7852b93cbc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 4.3MB
        • SHA256 6061b8a266eedb9b805ce9a9b2b14421a4446ac84c9ca24a40fa8d8e3ee7c9d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 3.8MB
        • SHA256 f1e30f1510de4168c99bada14ccbf56b76a78e93b522b2c5cedbe1725c11a2bc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 4.2MB
        • SHA256 25ad5e68323ec2063759e2a1ddb7bdd6d52fb2796c68241f4e9c46ef80f86ac6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDrive.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe$
        • Size 4.0MB
        • SHA256 5782de6afc10ae397c68cc0eee0173e7ad502de685f3c84e6a1800d397bfd64c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1836-40-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2904-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2904-21-0x0000000000400000-0x000000000040F000-memory.dmp