Analysis

  • max time kernel
    107s
  • 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
    18/07/2026, 01:33

General

  • Target
    2026-07-17_eea13d7b8db8a5c0437823868b47ddfa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260718-byzerafx6x
  • SHA256 5c0cdf0d68818439aeb8738a7a8a76f969287be3468c27f0185f764e8b866930
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 6 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 23 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\2026-07-17_eea13d7b8db8a5c0437823868b47ddfa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-17_eea13d7b8db8a5c0437823868b47ddfa_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:4248
  • 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:6100

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 5c0cdf0d68818439aeb8738a7a8a76f969287be3468c27f0185f764e8b866930
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 e884627494f0cf367a3250fb09874d310225657abf61610f1137ef47bf95f4c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javadoc.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\javadoc.exe
        • Size 1.9MB
        • SHA256 0ca5ae104e444dac52714ba2b4e14db1e3361c9b5426b4f9baf3ceaed60a6e2d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jrunscript.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe
        • Size 1.9MB
        • SHA256 51fc8bfcefae7ec9e490ef6da175f4bfb28e764143b0b2462ca855dffb8ceec4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jrunscript.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe
        • Size 1.9MB
        • SHA256 30a42332124102a19aa3b84fc9103884719215a4d3fcab4054b80e6a41ec0ee2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        protocolhandler.exe$

        • Path C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe$
        • Size 2.7MB
        • SHA256 ff2a94e08909893060adbbc5e816eae51572998a1f73a3322dabd8372d736c8b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4248-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4248-15-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6100-22-0x0000000000400000-0x000000000040F000-memory.dmp