Analysis

  • max time kernel
    112s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/08/2026, 09:16

General

  • Target
    2026-08-03_55ded00ef0e1442fe82739c0bac21bdf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.0MB
  • Sample260803-k8mclsfc63
  • SHA256 94f1a4b4a1acfdb68e217728aa11e88cd4d3d7c3e1d908dd667bd170ab000aba
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 1 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\2026-08-03_55ded00ef0e1442fe82739c0bac21bdf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_55ded00ef0e1442fe82739c0bac21bdf_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:4848
  • 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:2748

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.0MB
        • SHA256 94f1a4b4a1acfdb68e217728aa11e88cd4d3d7c3e1d908dd667bd170ab000aba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.5MB
        • SHA256 ef58a5579522c3bce293fb2468383805805cc26ed8ee786e6246ce117d51a8de
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jjs.exe
        • Size 2.0MB
        • SHA256 dc6b20f97c58aed7509189caca1313ad322dcc0012d84cf0f017b18bf50848c0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\jjs.exe$
        • Size 2.0MB
        • SHA256 e52c58523176310a3ded2dedc399253f670c496418c5310676402ba18d3af228
        • MD5 SHA1 SHA512 SSDEEP TLSH

        servertool.exe

        • Path C:\Program Files\Java\jre-1.8\bin\servertool.exe
        • Size 2.0MB
        • SHA256 d4a84ce159843a3b553822ae9801b362b8082d5e6103b20a024342d8912487ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        servertool.exe

        • Path C:\Program Files\Java\jre-1.8\bin\servertool.exe
        • Size 2.0MB
        • SHA256 f99341d6af10c6bf3b90f45e2322b652c3eaa637063f30fb0ae7a9e1fe028067
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OfficeClickToRun.exe

        • Path C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe
        • Size 2.0MB
        • SHA256 2c1a8459f1e9fe8f72152881d171327e8a5b86f6a33729b0484ecb9da6e3647b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2748-88-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4848-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4848-69-0x0000000000400000-0x000000000040F000-memory.dmp