Analysis

  • max time kernel
    108s
  • max time network
    123s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 04:12

General

  • Target
    2026-06-30_7c520ef517d7bf0b5e1add3a9c9b58de_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
  • Size 963KB
  • Sample260701-esystaf12x
  • SHA256 9875b4cb87e9b33f3f594dc57ce1488f3bd8efd6bc769477ff0b7771026b0a2f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 5 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 System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 22 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-30_7c520ef517d7bf0b5e1add3a9c9b58de_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-30_7c520ef517d7bf0b5e1add3a9c9b58de_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:1672
  • 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 System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:4272

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 963KB
        • SHA256 9875b4cb87e9b33f3f594dc57ce1488f3bd8efd6bc769477ff0b7771026b0a2f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.5MB
        • SHA256 2fa58a9176dc49e1aa28c1cd792f6d9eefd7fc8b79a238eff41e306137e84c7a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        appvcleaner.exe$

        • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$
        • Size 977KB
        • SHA256 945d4c37d9c8c3d228573923ddbd1a63c477fc25dbbe0b73565e900d05c2038b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome_pwa_launcher.exe$

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$
        • Size 1.1MB
        • SHA256 c0dcec6c91fe2e830ba7c00c3797f249e84cff62703629556d107c54375082ba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 1007KB
        • SHA256 86637796b8656afbe53a4cfbc104911a67f083964844a0856538842a3d962eba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1672-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1672-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4272-22-0x0000000000400000-0x000000000040F000-memory.dmp