Analysis

  • max time kernel
    107s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/08/2026, 17:14

General

  • Target
    2026-08-03_aa676e806103d28ec5ab9c004b01bc36_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260803-vr7bkatfpe
  • SHA256 0efd21a0fbf23fdc90e9620e66b8b33776da815edde814b78a6dd08bfffe28c1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 8 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 1 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\2026-08-03_aa676e806103d28ec5ab9c004b01bc36_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_aa676e806103d28ec5ab9c004b01bc36_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:4584
  • 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:1688

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 0efd21a0fbf23fdc90e9620e66b8b33776da815edde814b78a6dd08bfffe28c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe$
        • Size 1.9MB
        • SHA256 a0eba7240209586dcd7c35a7d7dc502dd407b211d0802e23a3366df45ce79d81
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.7MB
        • SHA256 a80968c7893c842b9de5af0f221050bceac6d2cadc826b7e69a12c81378134b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        klist.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe
        • Size 1.1MB
        • SHA256 7cf33825e1ca8228606e2822bb3de2ffcaedc287094466a940c61a62e3b00c7a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        klist.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$
        • Size 1.1MB
        • SHA256 b18a2fde110feb9c05d68fc3cdae96a0687b2c24b454278b0a3df0ca4f10141f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 1.2MB
        • SHA256 4cc50863034cb26e105a277ab5e5cf503e3cf0f5d9ca62fb8d2a3ac3a08be779
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FLTLDR.EXE

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE
        • Size 1.7MB
        • SHA256 52e1eec0796b2ad3ee8d7dc7b5d5a27adca81f3432d5e548c6398186621056ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FLTLDR.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$
        • Size 2.3MB
        • SHA256 31cb94c6d376f86fb16a12ad9acb16876934dd5908096ce047dd169feb89af13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1688-160-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4584-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4584-75-0x0000000000400000-0x000000000040F000-memory.dmp