Analysis

  • max time kernel
    110s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 05:45

General

  • Target
    2026-07-02_ef136ad27b05ddcd207f5f38f3490caa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.0MB
  • Sample260702-gf3mcaav6l
  • SHA256 f7c34741f2ba5d195b1bd55bac142e8fedbf070a1d88bdf9d914b44bffd5c711
  • 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 20 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\2026-07-02_ef136ad27b05ddcd207f5f38f3490caa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-02_ef136ad27b05ddcd207f5f38f3490caa_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:5652
  • 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:5468

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.0MB
        • SHA256 f7c34741f2ba5d195b1bd55bac142e8fedbf070a1d88bdf9d914b44bffd5c711
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.5MB
        • SHA256 6efe0fcbac7c69ec93d4ca7b8f342aab7f4d70360781d90b1ac1133d25a9e885
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe

        • Path C:\Program Files\Java\jre-1.8\bin\java-rmi.exe
        • Size 2.0MB
        • SHA256 fd7dd73fe6309f113670edacbc2911b42cf33ab06ebf20509aa41e0b86133de7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe$

        • Path C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$
        • Size 2.2MB
        • SHA256 5ece93e25f12be720de67b89764561eaaecda8bac63d024ca479ff298a40a77b
        • 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 2.0MB
        • SHA256 e318cbc9e812a5b2a1ba55cef15851d8bdaa8e9e9f0480df0ee1b70de99ed517
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5468-52-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5652-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5652-39-0x0000000000400000-0x000000000040F000-memory.dmp