Analysis

  • max time kernel
    99s
  • max time network
    138s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 01:42

General

  • Target
    2026-08-16_f520a45da58fbe1899877e4f2837a788_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260816-b44xesxzft
  • SHA256 33792df1427a412e513a0bce7fe5d3267dc87901c867493d789af6ea98685adc
  • 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 14 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\2026-08-16_f520a45da58fbe1899877e4f2837a788_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_f520a45da58fbe1899877e4f2837a788_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:5500
  • 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:1352

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 33792df1427a412e513a0bce7fe5d3267dc87901c867493d789af6ea98685adc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.8MB
        • SHA256 fc47f2257d96f153792ceef73d7d9d506e9044e9cf8c5b8973fec848a8a09a8e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javah.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\javah.exe$
        • Size 2.3MB
        • SHA256 4b4571b42313485caade1cf06af31878ace06d9587082b2d0c4a9cb8fb7eca8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\jjs.exe$
        • Size 2.3MB
        • SHA256 978b4ceb5bf749332638d0c75fd77dd8f88f880d54a2b7dbffb95625f1dafbff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe
        • Size 2.3MB
        • SHA256 eba41f8683ba0856cdf20b68376e8b27f9a5162eb2f0d82090d5fa8dbe2a25d4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1352-166-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5500-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5500-165-0x0000000000400000-0x000000000040F000-memory.dmp