Analysis

  • max time kernel
    93s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    06/07/2026, 22:30

General

  • Target
    2026-07-06_1abf95b42a9ee780db6a322b7d190ec1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.8MB
  • Sample260706-2evkkacy3t
  • SHA256 3c7e591da4fbd8f5c199837870b7543f0846a58210ea644e852744f8dd890464
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 7 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • 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
  • 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\2026-07-06_1abf95b42a9ee780db6a322b7d190ec1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-06_1abf95b42a9ee780db6a322b7d190ec1_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
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:1896
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:4288

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.8MB
        • SHA256 3c7e591da4fbd8f5c199837870b7543f0846a58210ea644e852744f8dd890464
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe
        • Size 4.1MB
        • SHA256 ca3a05a11af3e8bad3e68896c455f5cf68a485b354c925cfc63195e9128ef1d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.4MB
        • SHA256 379fe0650b939ddf6aaae9854af034edab29fede1da7a1ea38ee0de3b43c56d3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        extcheck.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\extcheck.exe
        • Size 3.9MB
        • SHA256 88dc7c8d7cdbf42508d3ddabd3b02743882bc76eb1d2959407788c51e72bff65
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jdb.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jdb.exe
        • Size 3.9MB
        • SHA256 8fe0c38f4ea683b22e9c8359aa28e635a35d6acbad634c53b923a36b818c8428
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe
        • Size 3.9MB
        • SHA256 beca0d661bc6ec9f63d9ac1d63a05b0e5ed0f1312313a10ff3c32f6b0584ffb7
        • 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 3.9MB
        • SHA256 e3c537f0fc91c10198a3176e004e595100a942de51f79e7e395111a151a72ad9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1896-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1896-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4288-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4288-23-0x0000000000400000-0x000000000040F000-memory.dmp