Analysis

  • max time kernel
    103s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/07/2026, 04:43

General

  • Target
    2026-07-30_f6643bc89dda25f1acb40ef807368c54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260730-fb8r5azbrb
  • SHA256 9ae9438f51b63db18985f681c5b1c29c2a45a30afdad97b058c3fc133398df08
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 22 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\2026-07-30_f6643bc89dda25f1acb40ef807368c54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-30_f6643bc89dda25f1acb40ef807368c54_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:1136
  • 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:5800

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 9ae9438f51b63db18985f681c5b1c29c2a45a30afdad97b058c3fc133398df08
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.8MB
        • SHA256 03ba0f42c7348592a3edca0d7afe631561247e7cd16d9a6158448e20a1d3426e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        servertool.exe

        • Path C:\Program Files\Java\jre-1.8\bin\servertool.exe
        • Size 2.3MB
        • SHA256 fb5a4e81ecc7ebdbad33e66a8c1a1092c3b162a8d10996cfb7d61580cca5ff37
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 2.3MB
        • SHA256 e50042ae44286f5b37e6034ecae3ce4c96f14d354ef41efba1800f2e8891b90d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1136-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1136-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5800-40-0x0000000000400000-0x000000000040F000-memory.dmp