Analysis

  • max time kernel
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 04:03

General

  • Target
    2026-06-27_abb232e19f1c763c5215c2c4b0c9bb76_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.4MB
  • Sample260629-empb7acx41
  • SHA256 070e9b64b46fb1079e012810d9c520186cc0e19e43a8662de5c1e787700ff1af
  • 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 System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_abb232e19f1c763c5215c2c4b0c9bb76_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_abb232e19f1c763c5215c2c4b0c9bb76_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:5868
  • 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 System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:4844

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.4MB
        • SHA256 070e9b64b46fb1079e012810d9c520186cc0e19e43a8662de5c1e787700ff1af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.9MB
        • SHA256 d781b2ab57dd1e06be030e049e499192e1c77bdc3f0fe5e4aaa9d9cd01c6de87
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe
        • Size 3.4MB
        • SHA256 a6696d60dfbeed99a6d227284a2abbf3b154e08df835b715d883ceaa7f23f0e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe$
        • Size 3.4MB
        • SHA256 1b5863cc8e481d5e9e483fd03cc503d24dedf645fb0325a688a099b964800790
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
        • Size 3.5MB
        • SHA256 b00e380f3da4f2340cf520b37389eb65c1fde9452ec0c0618ac4c7a6fb1919b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4844-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5868-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5868-69-0x0000000000400000-0x000000000040F000-memory.dmp