Analysis

  • max time kernel
    104s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 16:04

General

  • Target
    2026-08-02_fbb8851a328206bea956807a70b1935f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260802-th4nmscd46
  • SHA256 c5c52c319ffb4d96dcc78f4fdf47faa9e6bb256ac520f72fa1c51b10cfc1917c
  • 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 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\2026-08-02_fbb8851a328206bea956807a70b1935f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_fbb8851a328206bea956807a70b1935f_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:4580
  • 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:3544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 c5c52c319ffb4d96dcc78f4fdf47faa9e6bb256ac520f72fa1c51b10cfc1917c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 c1abcf554be9bdeeaecea131b5d3f60330a967f47429c65d5bb879729965c420
        • MD5 SHA1 SHA512 SSDEEP TLSH

        klist.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\klist.exe
        • Size 1.5MB
        • SHA256 3e6c23a7e313ff84ea6ff01feecc6e6ac827b5e5e2d974430f447b4e9d5fe381
        • MD5 SHA1 SHA512 SSDEEP TLSH

        klist.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\klist.exe$
        • Size 1.5MB
        • SHA256 3bbd77d28c89d2fbd612f4bc7c01ef10001c2c7104ac5aaed9cbec583175da2d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe

        • Path C:\Program Files\Java\jre-1.8\bin\tnameserv.exe
        • Size 1.5MB
        • SHA256 7c41ecb3925d8cd82a774bb0ac900df20e81a6d13d05f6c7591f8eb47c0d0967
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe$

        • Path C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$
        • Size 1.5MB
        • SHA256 9701566912c22433fc3e78f8e04b459d28bc1f6104d6f57aebb801bcc5a81648
        • MD5 SHA1 SHA512 SSDEEP TLSH

        crashreporter.exe$

        • Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
        • Size 1.5MB
        • SHA256 edad97494a8f20266c18f05e0f06472298ded0fafd57c2bb88beb1b1160356b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3544-40-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4580-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4580-21-0x0000000000400000-0x000000000040F000-memory.dmp