Analysis

  • max time kernel
    110s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    29/05/2026, 14:36

General

  • Target
    2026-05-29_8570db9bb658f2b69fc2b51fc9982a8f_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
  • Size 3.1MB
  • Sample260529-ryrb5sdv5v
  • SHA256 e0c6ec1a4691879566c4391cae9b9c4b585b5eeb69345a4f638fae7dde308160
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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\2026-05-29_8570db9bb658f2b69fc2b51fc9982a8f_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-29_8570db9bb658f2b69fc2b51fc9982a8f_amadey_cobalt-strike_elex_hijackloader_stealc_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:4360
  • 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:1964

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.1MB
        • SHA256 e0c6ec1a4691879566c4391cae9b9c4b585b5eeb69345a4f638fae7dde308160
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\pwahelper.exe$
        • Size 3.2MB
        • SHA256 6acd844d53b3071893cfae186ff2b8bf6c026ba87f2a5addaad7d7c9f04df9a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe$
        • Size 3.2MB
        • SHA256 31c3fba26b169c201d13ba5569b8ad76a3f66721c578cf742d6d3db67cb4c6b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.7MB
        • SHA256 7e2f9b0e095aaf790ade979329412601696c98a33d65f1f66a12529e87275d06
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OfficeClickToRun.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$
        • Size 3.2MB
        • SHA256 a9a528e1b923e8f6b8dbd555d0de6b41f63ca81e08242fcb7589bf11b1285fb9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 3.2MB
        • SHA256 b9a2bea7af6677c7f21939772755240eaf215994f51d32f62746df4b34d91166
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 3.6MB
        • SHA256 c7de4678f71700312d8aafae358aca471c16bdd105adeca29d56f7d0394a0a34
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1964-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1964-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4360-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4360-58-0x0000000000400000-0x000000000040F000-memory.dmp