Analysis

  • max time kernel
    96s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 05:36

General

  • Target
    2026-07-28_8c1eb5a5905cbef1a22216c3f2b378b2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260728-gavpjsfc47
  • SHA256 2c34af5a4705083d5aaa1b71b9a9b9abd8f19c5dccd971bebcdf082860bfd350
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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 29 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\2026-07-28_8c1eb5a5905cbef1a22216c3f2b378b2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_8c1eb5a5905cbef1a22216c3f2b378b2_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:3664
  • 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:4184

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 2c34af5a4705083d5aaa1b71b9a9b9abd8f19c5dccd971bebcdf082860bfd350
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.9MB
        • SHA256 8be6be92400c323997f70bab18cf9d912b75f3f57af4001195889dc85fc0ed00
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ONENOTE.EXE$

        • Path C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE$
        • Size 1.8MB
        • SHA256 fbcbbf9d009199c022be818ca615d840d1ff611b2d912e0f742f051de722030a
        • 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 1.4MB
        • SHA256 e836214714c72dc51cdb1d8010a1641e100fdd9f1a22b5f9a482aa7ae774a0d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3664-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3664-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4184-22-0x0000000000400000-0x000000000040F000-memory.dmp