Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 08:19

General

  • Target
    2026-07-18_39b705442e3a1d701879352f356bd71a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260718-j758nagy6y
  • SHA256 61267ec90336a83484017beda5f0f5ffeb467b91654d106bed6f9e5db0113fc9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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\2026-07-18_39b705442e3a1d701879352f356bd71a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-18_39b705442e3a1d701879352f356bd71a_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:5112
  • 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:6040

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 61267ec90336a83484017beda5f0f5ffeb467b91654d106bed6f9e5db0113fc9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 4905ba1587e6d4408325f746db28be1a1d83e2172be8802be60bb1987121bbd7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jstack.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jstack.exe
        • Size 1.5MB
        • SHA256 b88249487b75e0bf4d4a5451d26afb23b22a5dd29395c80c33305a9039232eb8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.6MB
        • SHA256 e88c5b916e420c22bd3ce3279e5e2da61d176e86d6c1761a3cf3cd5c05536ec4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5112-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5112-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6040-22-0x0000000000400000-0x000000000040F000-memory.dmp