Analysis

  • max time kernel
    99s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 22:29

General

  • Target
    2026-08-17_3af71bacfd43e8771cfdc989cfa6f51a_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
  • Size 953KB
  • Sample260817-2ebsfs1xct
  • SHA256 25dde8d1247ef11a3022597340dc7b7d2bb9993328349a9ad25be03d6e48df7c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 7 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 32 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-17_3af71bacfd43e8771cfdc989cfa6f51a_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_3af71bacfd43e8771cfdc989cfa6f51a_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5536
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:1052

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 953KB
        • SHA256 25dde8d1247ef11a3022597340dc7b7d2bb9993328349a9ad25be03d6e48df7c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.5MB
        • SHA256 c51dd190fa1f33da811a231159255b661b5d2099d37271d3a3ee60821a86ad47
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path C:\Program Files\7-Zip\Uninstall.exe
        • Size 968KB
        • SHA256 811f94d90e54d657e11e230c8388b72efebe4d1801ce453ea2e1dfc3af3eaca9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javaws.exe$

        • Path C:\Program Files\Java\jre-1.8\bin\javaws.exe$
        • Size 1.4MB
        • SHA256 3d40ba05a7c67383e8b2e3013b874f6eb96eef09dde5c133a8a8f31a53e09b10
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
        • Size 1.0MB
        • SHA256 70fcd6fcac68ec83b36f0042d29e33f8ff4c2feba4eb4a44e66301d4f118efa3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Mashup.Container.NetFX40.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe
        • Size 974KB
        • SHA256 b8ce5fbbfbb84aefe981f8935b11a6679c0ac69a00468a97d8e732caf94e8cd9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Mashup.Container.NetFX45.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe
        • Size 974KB
        • SHA256 8734a116c22da9199700cb9ef397add03906df964742c62d618ed9bf29dff45e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1052-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5536-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5536-21-0x0000000000400000-0x000000000040F000-memory.dmp