Analysis

  • max time kernel
    103s
  • max time network
    121s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 21:26

General

  • Target
    2026-07-31_511e22e5ffb2dcb79e5dd97d54460077_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260731-1alanaha28
  • SHA256 c24b28c71ad817d632ab429108760d71bc062d57ce7c48a2e71b40e22a17bf84
  • 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 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\2026-07-31_511e22e5ffb2dcb79e5dd97d54460077_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_511e22e5ffb2dcb79e5dd97d54460077_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:3504
  • 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:4328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 c24b28c71ad817d632ab429108760d71bc062d57ce7c48a2e71b40e22a17bf84
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 a96e391c5cd747a640e592ed841106e2946fbca4f18ac6a8ffe1ae4a103485b0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe
        • Size 1.5MB
        • SHA256 8e8b4a5e2f24257f213f77548690cc7daf5cc2b4f93c09e0171a3bf93eff9f4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.5MB
        • SHA256 91767815044f1e6f809758dedac83ad41f7a018cb742208463c85e43349b3d59
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3504-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3504-15-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4328-22-0x0000000000400000-0x000000000040F000-memory.dmp