Analysis

  • max time kernel
    105s
  • max time network
    117s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 09:22

General

  • Target
    2026-08-03_dc4bb521699a686ebbc7a96cab0fd4eb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260804-lbxmrastfs
  • SHA256 64a0cdb9fa2127dd9c90795af1bf86eae0b030e31563fee1c7d13d2268030058
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 6 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 28 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_dc4bb521699a686ebbc7a96cab0fd4eb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_dc4bb521699a686ebbc7a96cab0fd4eb_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:3132
  • 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:4792

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 64a0cdb9fa2127dd9c90795af1bf86eae0b030e31563fee1c7d13d2268030058
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DisabledGoogleUpdate.exe$

        • Path C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe$
        • Size 2.6MB
        • SHA256 6e5c85e95f3b444a72ffefaa2383797755ff6ea5cfb4ef6edc75b6d0fe012187
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.8MB
        • SHA256 60bbff0ec176c0a8025378fcba8e2dba2a6db84873ad261beb6e8dcd649be117
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jstack.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jstack.exe
        • Size 2.3MB
        • SHA256 212aeeb29a6d10d306a628eb2e75c2677bf9e2ddbc969f250cbd7d195dd7418b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jstack.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\jstack.exe$
        • Size 2.3MB
        • SHA256 056f8b7558ef59cff547dceb338d6640ab1d9f2d3dd88edff606dee4dff1089c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
        • Size 2.4MB
        • SHA256 bd5aee9e0070e114e2a572e4cf4b092e49127b049d257d13eb0d0d40dae2967b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3132-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3132-15-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4792-16-0x0000000000400000-0x000000000040F000-memory.dmp