Analysis

  • max time kernel
    108s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/05/2026, 11:16

General

  • Target
    2026-05-25_fa6546dd3a877888c4b6a012e3bd10d7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260525-ndhbyset9p
  • SHA256 3a4f9dba0368bf83fc51f3526599d6ea7b041cb67b7a4ebf477a8d50fbad3059
  • 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\2026-05-25_fa6546dd3a877888c4b6a012e3bd10d7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-25_fa6546dd3a877888c4b6a012e3bd10d7_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:4836
  • 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:6020

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 3a4f9dba0368bf83fc51f3526599d6ea7b041cb67b7a4ebf477a8d50fbad3059
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 1.8MB
        • SHA256 337a4bac8ce985d17caeaaafaa6d1c3c60549ae75e0ede9ae6bfb2c542391ad2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_pwa_launcher.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_pwa_launcher.exe
        • Size 1.6MB
        • SHA256 7586ad65e4881b5327debab9aa53d39d5deb0fde3bded8d031835c5282efe3f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        notification_click_helper.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe
        • Size 1.6MB
        • SHA256 8d08e87df722515ac49539a443c45f4106ae110d92a6d6322aa21446d0bba421
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 f7053f344d539cc3081a1c311a7fc26725cfdcfff5ed973017736d83018398c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe$
        • Size 1.7MB
        • SHA256 78154d0f8cdb03cd939408fc91b49507110b5e686b6bac5ec94eee4ed4dec162
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4836-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4836-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6020-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6020-107-0x0000000000400000-0x000000000040F000-memory.dmp