Analysis

  • max time kernel
    102s
  • max time network
    114s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 15:40

General

  • Target
    2026-08-04_5c034b6d25dcad3c09702ad9f9eae040_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260804-s4m3catdpe
  • SHA256 0642d11442e62a20ef8248566ca282a4870a474a91c3362426971ae5139b96aa
  • 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 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\2026-08-04_5c034b6d25dcad3c09702ad9f9eae040_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_5c034b6d25dcad3c09702ad9f9eae040_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:4884
  • 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:3660

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 0642d11442e62a20ef8248566ca282a4870a474a91c3362426971ae5139b96aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 0215ae5f61cdedb0a43fa7edc608b39b2643f2611c85595b044ad4ce07c1fe90
        • MD5 SHA1 SHA512 SSDEEP TLSH

        extcheck.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\extcheck.exe
        • Size 1.9MB
        • SHA256 7f10237a2bb9993132cbf73cec4434f9c7947e1f51287dd013dffb5552e58c06
        • MD5 SHA1 SHA512 SSDEEP TLSH

        policytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe
        • Size 1.9MB
        • SHA256 f0a070d3e0712e49ecb3973d7a1dd043bccd3033a62b64e0272821e00684a91e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SELFCERT.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE
        • Size 1.9MB
        • SHA256 95e2adf97ba587e4816f7352fdc580f228505ecdab0a315a282bf9b83c0dc4b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3660-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4884-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4884-21-0x0000000000400000-0x000000000040F000-memory.dmp