Analysis

  • max time kernel
    103s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 21:14

General

  • Target
    2026-08-04_11706673e5a4442bcd5896aca407cfc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.0MB
  • Sample260804-z3qv6sel4s
  • SHA256 f95a2480fba84640943320a04d10255b9348687eed7e12a7894f8b6a2db4957f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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 26 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\2026-08-04_11706673e5a4442bcd5896aca407cfc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_11706673e5a4442bcd5896aca407cfc4_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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5732
  • 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:6016

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.0MB
        • SHA256 f95a2480fba84640943320a04d10255b9348687eed7e12a7894f8b6a2db4957f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.5MB
        • SHA256 a4bb8834dc2ab3ee26e5b83b44de100e5eed55c8926e31220bd6d94c9febcdf6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
        • Size 3.0MB
        • SHA256 6305dda322bec666b270d702f5391c1d8620b489fc797ac0f22d543c225a2730
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PresentationFontCache.exe

        • Path C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe
        • Size 3.0MB
        • SHA256 5fd18d0ffd039e4fe6e89208c295608a58ba0f786a2ffc37c59943e344ebefd7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5732-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5732-69-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6016-76-0x0000000000400000-0x000000000040F000-memory.dmp