Analysis

  • max time kernel
    116s
  • 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
    04/06/2026, 02:34

General

  • Target
    2026-06-04_488843e8fe3fb671544d95cabccc5552_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.1MB
  • Sample260604-c2hf3sas2l
  • SHA256 749bccaa0c6cebbe6cd3043713b7d51e3394374f65b1c69147ddadf7caea19ef
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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\2026-06-04_488843e8fe3fb671544d95cabccc5552_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_488843e8fe3fb671544d95cabccc5552_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:5252
  • 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:2388

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.1MB
        • SHA256 749bccaa0c6cebbe6cd3043713b7d51e3394374f65b1c69147ddadf7caea19ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.7MB
        • SHA256 670283a97ed2cc80b93f994e8f46448d03738fbec89df869faf27d7ccf08c7b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 3.2MB
        • SHA256 999bf902210c365da140b3963e4579dac079d54f18a52a8e141893de3e7ba9d3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 3.6MB
        • SHA256 75e70eb91c7368cb0dd7bef725188a47bc075e66c422337095a09bf61ac4666a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 3.4MB
        • SHA256 904ae3cb8c56b7f869c1ad62a3925f2083745cfa67e44efc332c851f3715e27e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2388-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2388-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5252-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5252-70-0x0000000000400000-0x000000000040F000-memory.dmp