Analysis

  • max time kernel
    112s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    30/05/2026, 14:06

General

  • Target
    2026-05-30_2482e323ba6a455ebad2c028bf998e0d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.7MB
  • Sample260530-rertkaf19q
  • SHA256 50cc802d71d3be57c1d241e7f35d5f39274ab78d264d92e38e053291464c3b7e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 7 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\2026-05-30_2482e323ba6a455ebad2c028bf998e0d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-30_2482e323ba6a455ebad2c028bf998e0d_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:2728
  • 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:2972

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.7MB
        • SHA256 50cc802d71d3be57c1d241e7f35d5f39274ab78d264d92e38e053291464c3b7e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 3.4MB
        • SHA256 012f5234d36503c0dfd775cedafb097d9462c728df9d465b7de2eafab5c2d2b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 3.2MB
        • SHA256 43cf4029b5aa5a5fa2a3a14e535ed884117cff449e7a7708283a004dcb757ded
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_proxy.exe$
        • Size 2.8MB
        • SHA256 783d89915214cd90c64114519dc8ad3504096a634befe33ad58282c4351cbae5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.3MB
        • SHA256 d7581f2bc1f85ffc0e96b50b258a64be1cf0cded47ecad06cffcb8516718de3b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
        • Size 2.8MB
        • SHA256 e9fa4f4ed20b60ab65f042c41bf8068609fbe84c365dc351897004e9c1b55667
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe$
        • Size 3.0MB
        • SHA256 d68a09751e0e602ad6f6a2dbcc0f752caba45b8ffb34dc50d2278f6327d07cd2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2728-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2728-58-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2972-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2972-71-0x0000000000400000-0x000000000040F000-memory.dmp