Analysis

  • max time kernel
    95s
  • 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
    19/08/2026, 12:54

General

  • Target
    2026-08-19_a5c9385e6fa0166dcc0cc9248cba926b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260819-p5f4msfb78
  • SHA256 c28de1702c7ddc978a3e9772b72f8a424c6cc1c3e34b694ec1ccec0062c43cb3
  • 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 26 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\2026-08-19_a5c9385e6fa0166dcc0cc9248cba926b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-19_a5c9385e6fa0166dcc0cc9248cba926b_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:4148
  • 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:252

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 c28de1702c7ddc978a3e9772b72f8a424c6cc1c3e34b694ec1ccec0062c43cb3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdgeUpdate.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe
        • Size 2.5MB
        • SHA256 dd3a1c3ba2b3d550089e707e9e42453f95215b93456c9c648a86440c8df2d970
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.8MB
        • SHA256 3dc0d3df5c6616c36deb10901303dd4eb095692de742a54708dec2e63fbd3bfa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe

        • Path C:\Program Files\Java\jre-1.8\bin\ktab.exe
        • Size 2.3MB
        • SHA256 97a3c916a9d705431590a56680c95224b10a20f9c678e64c3c93ad901ede3681
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/252-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4148-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4148-21-0x0000000000400000-0x000000000040F000-memory.dmp