Analysis

  • max time kernel
    102s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 14:35

General

  • Target
    2026-07-31_49cc0a25cd5f0628198182ca52fe0902_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260731-ryc5hsca34
  • SHA256 6e1360185472aab6d1d99aa34b93afe57215ea07523eec112e75fba731061d19
  • 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 29 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\2026-07-31_49cc0a25cd5f0628198182ca52fe0902_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_49cc0a25cd5f0628198182ca52fe0902_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:3328
  • 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:2664

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 6e1360185472aab6d1d99aa34b93afe57215ea07523eec112e75fba731061d19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.6MB
        • SHA256 d30ec34f0c168c48366aac1286d03e8f60afd1b814b16ae9379f839dddb55fdf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe
        • Size 1.1MB
        • SHA256 5b00aa48d6ffbea157ec0c83408e3b89796e3055e042c9b038e66af5cbb383e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe$

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe$
        • Size 1.6MB
        • SHA256 2b867b65d2bcbd1b27ef889c5559e0faeed0b80059440b77d2abdf2915e5f643
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PDFREFLOW.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE
        • Size 1.8MB
        • SHA256 a8ee0141edcc518c64db8ea777a3310140b7305dbcc32c6d7dafd260739f7859
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2664-40-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3328-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3328-21-0x0000000000400000-0x000000000040F000-memory.dmp