Analysis

  • max time kernel
    109s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/08/2026, 03:46

General

  • Target
    2026-08-11_18e8e98631b60fcbc6fd06a07c218b9a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.2MB
  • Sample260811-eb3ensvfpd
  • SHA256 139c7625f6c3c8233f2a931a14b2a16e1e4298318a6e54412586b240fc8328e3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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 24 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\2026-08-11_18e8e98631b60fcbc6fd06a07c218b9a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-11_18e8e98631b60fcbc6fd06a07c218b9a_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:1224
  • 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:4364

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.2MB
        • SHA256 139c7625f6c3c8233f2a931a14b2a16e1e4298318a6e54412586b240fc8328e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.7MB
        • SHA256 5b105280dd61470e8004876badbbcbe1822a5ae48ab1260dcd14df07d2286985
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
        • Size 2.2MB
        • SHA256 209f5e01e5a28998f31b5fcab385b375dc8182d7bc20cbed822d87caf385b3a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nmhproxy.exe$

        • Path C:\Program Files\Mozilla Firefox\nmhproxy.exe$
        • Size 2.7MB
        • SHA256 a7ee9033e1c2f395f4350ed7b43365d9600b6141179933d513938fced90967f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1224-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1224-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4364-22-0x0000000000400000-0x000000000040F000-memory.dmp