Analysis

  • max time kernel
    122s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 06:53

General

  • Target
    2026-05-31_a83b33b358ece3d2366e490df2a4c926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260531-hnreqads8p
  • SHA256 b41b750479a6d176a9735f9604b6f70099544b550146b004fb1a5ead81719f0a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 13 IoCs
  • ASPack v2.12-2.42 9 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\2026-05-31_a83b33b358ece3d2366e490df2a4c926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-31_a83b33b358ece3d2366e490df2a4c926_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:1672
  • 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:2412

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 b41b750479a6d176a9735f9604b6f70099544b550146b004fb1a5ead81719f0a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe
        • Size 2.6MB
        • SHA256 08d69c875afc61b5b8553500cb1144723ae5cb71ddf54b5174f0e339cdc0c247
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.3MB
        • SHA256 9d3247f8558e9dfba7c2a3bb73604062ceb0563f9eea4aef8e0c49855083cd3a
        • 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 2.0MB
        • SHA256 f90d70d93c0bbe41eace7610a21ea75a1ccdbf62263e3d5a70fda11e6c9f1460
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 57983e60fb775d0582147d0b30915e8f795c4a9d019b99d096944cec150c49d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
        • Size 1.9MB
        • SHA256 61dad5e4a5dc2b023d90e6dfeb238ed62952805a5658fdf6394dc829bc1c62d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Integrator.exe$

        • Path C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$
        • Size 2.3MB
        • SHA256 b3865659146b7c74e06b2513042c33ed0c1319e2dccd8dd9689d0b60dfebd99e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe$
        • Size 2.1MB
        • SHA256 d9641ba6e856cc0ce2d731cd9d2d766104536b8e41899155f2bae8531b6cd697
        • MD5 SHA1 SHA512 SSDEEP TLSH

        XamlViewer_v0300.exe$

        • Path C:\Windows\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\XamlViewer_v0300.exe$
        • Size 1.9MB
        • SHA256 56fc33ba5239f36bd9fbd0ff84038f7390a4c99bebdaefbb43aa3118eae0b649
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1672-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1672-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2412-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2412-7-0x0000000000400000-0x000000000040F000-memory.dmp