Analysis

  • max time kernel
    92s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 17:52

General

  • Target
    2026-08-20_55c941ac972fc0b301803101cb63ca6f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.6MB
  • Sample260820-wfww5aserb
  • SHA256 6662e2a2f839697e7ec381c80d8ef77c141193ff647ed1c73c6aa1f66995a02d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 5 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\2026-08-20_55c941ac972fc0b301803101cb63ca6f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_55c941ac972fc0b301803101cb63ca6f_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:4740
  • 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:5672

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.6MB
        • SHA256 6662e2a2f839697e7ec381c80d8ef77c141193ff647ed1c73c6aa1f66995a02d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.1MB
        • SHA256 5fb13b76e911730a9c97c6ae336d38bd8bed11dbd3b972356c20a3800a6bc3ab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kinit.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe
        • Size 2.6MB
        • SHA256 9a7b758be8eddd1e904e744a8067ac5599843331b36390656e8377e57389868a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msotd.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\msotd.exe
        • Size 2.6MB
        • SHA256 2dc56e766bbcff9b9a902db1b8f4a1327f5fb533d8e449b4fc33056ff8876e13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 2.6MB
        • SHA256 d91989bccd8753ace89807df726564dae0d2d792611d5880341a36d05ac582fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4740-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4740-87-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5672-166-0x0000000000400000-0x000000000040F000-memory.dmp