Analysis

  • max time kernel
    110s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 09:16

General

  • Target
    2026-08-13_707fb9b2f8223a6545fc01d48f729797_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.8MB
  • Sample260813-k8nknsem2v
  • SHA256 caf9ac56185a27beca6d036959182dbaaf66c41771997f1ad505078df86868eb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 17 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-13_707fb9b2f8223a6545fc01d48f729797_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_707fb9b2f8223a6545fc01d48f729797_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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5680
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4948

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.8MB
        • SHA256 caf9ac56185a27beca6d036959182dbaaf66c41771997f1ad505078df86868eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe$
        • Size 4.3MB
        • SHA256 ab31a7154963aff94fd71b0f2e5e6bb2ebbbc3435a022da6d161e119e0f3e11c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.3MB
        • SHA256 409ac1aa406bd6308a98c5ccc429218452aee222534a73cd471bde7cbbb92e45
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe
        • Size 3.8MB
        • SHA256 4d86eead62f370f9c86a47676ae5dc86300a7182550457a9353f2fcc00ae09fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 3.9MB
        • SHA256 3f236537df803f970839557154cb317a5319994208122d2c7a4f83a2b4280541
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4948-16-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5680-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5680-15-0x0000000000400000-0x000000000040F000-memory.dmp