Analysis

  • max time kernel
    108s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 13:59

General

  • Target
    2026-08-21_63be61b43a2de7ef923a1879338c5a6d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.6MB
  • Sample260822-ranlcaztes
  • SHA256 7edc38ad5733e4c580285066b68f60446b592ede8f6ca7ad03abbaa44f644751
  • 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 19 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\2026-08-21_63be61b43a2de7ef923a1879338c5a6d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_63be61b43a2de7ef923a1879338c5a6d_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:2784
  • 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:4908

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.6MB
        • SHA256 7edc38ad5733e4c580285066b68f60446b592ede8f6ca7ad03abbaa44f644751
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.1MB
        • SHA256 72461a75fe1c2cb2aa4c0b0a6355ee744e5fd80cc9e352ccda35ea70f35ee1c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jcmd.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jcmd.exe
        • Size 1.6MB
        • SHA256 426c2921306e1b4b61ee0e81f960beeb461ff94049280314737b6ac2591486d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jrunscript.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe
        • Size 1.6MB
        • SHA256 31bfaf0e826fa7c7db06d8e286720fd828fba9315f575ebec56927189ad27b43
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jrunscript.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$
        • Size 1.6MB
        • SHA256 9c7f2f58fd8f87cb3c64932b33ff74214a0c384ac796e5690300511bceeaa79c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 1.6MB
        • SHA256 9332c4f934333b2b500551ee554d4e876fee3ee2c8cabfb96650775212af2cca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        maintenanceservice_installer.exe$

        • Path C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$
        • Size 1.7MB
        • SHA256 032c79508d8cdbfd2562dbf7ef78bbdfed55bfd62365404deec0a5ebf4aff89f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2784-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2784-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4908-22-0x0000000000400000-0x000000000040F000-memory.dmp