Analysis

  • max time kernel
    105s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 16:04

General

  • Target
    2026-07-31_fa6fb1020f95cf2a4907ae2453247f36_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.1MB
  • Sample260731-th4cwada97
  • SHA256 773b7b8f9c5494cbc67901766009ab95145a31494abe22c3a977445f490aa7a2
  • 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 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\2026-07-31_fa6fb1020f95cf2a4907ae2453247f36_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_fa6fb1020f95cf2a4907ae2453247f36_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:3916
  • 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:4276

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.1MB
        • SHA256 773b7b8f9c5494cbc67901766009ab95145a31494abe22c3a977445f490aa7a2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.7MB
        • SHA256 73fb5a97c2b62f093c66eab72f2b9bca82aefb55fc14f95d1cf0694bddd29b2e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javah.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\javah.exe
        • Size 2.2MB
        • SHA256 d0f147aff9c21b73c0af0e059aff061c807588d8f5c4c171d8982288788c37b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe
        • Size 2.2MB
        • SHA256 670d19e2385c7ac51a2aa07d0dbce426a167bcf5e4ea85dce088ee3bfa9a46d9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
        • Size 2.2MB
        • SHA256 cf6c27345cc9e31accbab027c9acd8c974382e7a44cd9b09c84fc0e358c32230
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3916-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3916-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4276-34-0x0000000000400000-0x000000000040F000-memory.dmp