Analysis

  • max time kernel
    100s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 22:57

General

  • Target
    2026-05-22_405f3299f4c3dd9cb68e29071dc22af5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260522-2xrxdsat3x
  • SHA256 3311ecb15b48425b50490c58a8b249866b965a7e0a0ab1c125879d33e61d055e
  • 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
  • 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\2026-05-22_405f3299f4c3dd9cb68e29071dc22af5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_405f3299f4c3dd9cb68e29071dc22af5_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:1488
  • 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:552

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 3311ecb15b48425b50490c58a8b249866b965a7e0a0ab1c125879d33e61d055e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 1.8MB
        • SHA256 75b3dd3954779b3d4d0bf1da208da86ab21d008aaf1dbf93ab482698f2efb095
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 2.0MB
        • SHA256 7eb0773bbd0888c474a3004647b1e86018d620ad4cf4fb390d6289bf555da85e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 5ae3b7bbd62baee7743e96d9de21d66430efbd22701217858502681cec7add60
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveSetup.exe$

        • Path C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe$
        • Size 1.9MB
        • SHA256 f7341851abe8eb46d6e37aa2a99c5eb6e457f7c2aed8bbf70216e6887e8066b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        crashreporter.exe$

        • Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
        • Size 1.5MB
        • SHA256 5bca1cc4cbd8b45c43736355bbb9e8cddeec793afe621fbd20cd2742fb6ff4bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dfsvc.exe$

        • Path C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$
        • Size 1.5MB
        • SHA256 94a4b35dbfd97a94bbc0ef1336ccae9b46603535992d698ff42619449a2b1d0d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/552-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/552-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1488-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1488-70-0x0000000000400000-0x000000000040F000-memory.dmp