Analysis

  • max time kernel
    107s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 04:29

General

  • Target
    2026-05-22_9a7356af0ba00ca1805ace27b38837df_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.6MB
  • Sample260522-e4jg9shs7y
  • SHA256 9fadc067584e4b7c21ded88fdb8875186c347384b90354b74e00fd1d19c478ec
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • 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
  • 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\2026-05-22_9a7356af0ba00ca1805ace27b38837df_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_9a7356af0ba00ca1805ace27b38837df_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:2508
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:3756

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.6MB
        • SHA256 9fadc067584e4b7c21ded88fdb8875186c347384b90354b74e00fd1d19c478ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe
        • Size 2.1MB
        • SHA256 ede13c6a669c2ec409c44bf3b6ff4b9a5df9d59e98ff804c37165a21103a9e26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 1.7MB
        • SHA256 950db6827c981522c75fbba4d57c2a92fa3f9cdbbe9c6eb844c90caa3ea300fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.2MB
        • SHA256 065c5b65ac49353e74a593f5fd39fc324b60f1cded2ba2a5551f9cafdaef7a2a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.7MB
        • SHA256 47ccf5d89cc2502147e3b81fd5ac414b58764eb679c5caf0f1da916470288391
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\MicrosoftEdge.exe$
        • Size 1.9MB
        • SHA256 374129aedb333edf9d88c73438a70d1fbe6d631c39099eed4c5cf56a6af53c59
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2508-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2508-64-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3756-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3756-71-0x0000000000400000-0x000000000040F000-memory.dmp