Analysis

  • max time kernel
    114s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/06/2026, 16:09

General

  • Target
    2026-06-03_969cd7aad1601a4ca3306172facdd03c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.6MB
  • Sample260603-tl4stabv7x
  • SHA256 0d4d9578321dfad0420d5fbbaf1714fa6fb23cf7778a63b487e52241e284dff8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 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
  • 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\2026-06-03_969cd7aad1601a4ca3306172facdd03c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-03_969cd7aad1601a4ca3306172facdd03c_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:5132
  • 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:2112

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.6MB
        • SHA256 0d4d9578321dfad0420d5fbbaf1714fa6fb23cf7778a63b487e52241e284dff8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 3.1MB
        • SHA256 50beba815022b611dbc23ac3a47d8baf409ca8b3b53ca96b8fef35a963a71723
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 2.7MB
        • SHA256 42e7e27a06989de70dda501c8093b6ec1f38a28a3febd0294bb1d8169df5aca3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.2MB
        • SHA256 fc0bbaf84ccf7519b504cf8b89cdc808fc6a22ef80416e92e9d0dcb2154e4ea6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
        • Size 2.7MB
        • SHA256 517170bc0042c2f27c4318a6040f6b290640627942a745de34e7d205e57b7695
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\MicrosoftEdge.exe$
        • Size 2.9MB
        • SHA256 e0806ae5bbd33ba9a0e414117a2c6427d91f2a023fc278a27612a9b2e837ffa4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2112-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2112-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5132-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5132-70-0x0000000000400000-0x000000000040F000-memory.dmp