Analysis

  • max time kernel
    111s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 22:03

General

  • Target
    2026-08-13_f78400ec5681b3fa2a89f0bbd40c6859_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260813-1yb2wsdf29
  • SHA256 bb82df0f25790672881e94368eeb70e3cca2bb35ba92225440b8ca60467a1926
  • 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\2026-08-13_f78400ec5681b3fa2a89f0bbd40c6859_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_f78400ec5681b3fa2a89f0bbd40c6859_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:4492
  • 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:4764

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 bb82df0f25790672881e94368eeb70e3cca2bb35ba92225440b8ca60467a1926
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.9MB
        • SHA256 53d5c813771073cd029b5214d14a41b902e2dc55a8fde74639587cf1178f2721
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javap.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\javap.exe
        • Size 1.4MB
        • SHA256 2f6098499fdb85bdf163fa36aaf4421d14b04bc17a8cd08c10d0f3a182e41bba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe
        • Size 1.5MB
        • SHA256 e7e178a8ec46e896bb97b881433f0a37a7152297244e0308a21771b010df1c60
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe
        • Size 1.4MB
        • SHA256 34ca0c88679d3e8049ea08897201133a7fc363dbbcb8d2f5a02f23f0e4a86c92
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$
        • Size 1.4MB
        • SHA256 4ac33d076d11cce0f941bb521d83a397b3ce8b2bce7f2980f2d7ec1c276f3d0c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wordicon.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe
        • Size 1.5MB
        • SHA256 1b73856f9d3623cffce8eaacb136425c832f8bf2e86026b9653c4f745df338c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PresentationFontCache.exe

        • Path C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe
        • Size 1.4MB
        • SHA256 707b821cab74a7158e63c95a1fb7b5d529ec0c06e0d243473c21f722d3fbddb0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4492-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4492-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4764-22-0x0000000000400000-0x000000000040F000-memory.dmp