Analysis

  • max time kernel
    105s
  • 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
    19/05/2026, 11:05

General

  • Target
    2026-05-19_3c2437b9dc399f86469cfdedcbe4b0fd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.0MB
  • Sample260519-m6tp1sav51
  • SHA256 78628f388be1b133f3a17dcf0b6b258fcbca8047fa888cc056b4e00ce9dbb574
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 9 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\2026-05-19_3c2437b9dc399f86469cfdedcbe4b0fd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-19_3c2437b9dc399f86469cfdedcbe4b0fd_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:1196
  • 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:1804

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe$

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe$
        • Size 1.0MB
        • SHA256 78628f388be1b133f3a17dcf0b6b258fcbca8047fa888cc056b4e00ce9dbb574
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 1.7MB
        • SHA256 fa6f43f02b86cd887021d59118e0592c408922acd8032be9b14fcec2865654ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_pwa_launcher.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge_pwa_launcher.exe
        • Size 1.1MB
        • SHA256 aa1dcdf03db6f5fbd9874e449c88efd6d1100d2a7c20c03740e11ce878e8b988
        • 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 1.1MB
        • SHA256 280098bdd83541667797d2ca8a1e9061d459386466e1a585c4a35ea37cad6026
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        • Size 1.1MB
        • SHA256 a37cbbcb71d2ad26a4f7bd9a3d923313e70990df82ebaa0f59bfcfa5c0357288
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python3.exe
        • Size 1.3MB
        • SHA256 57e03f5d5bde003c693e09bc7ea092151ec24872367b50ee048dda028ca5ae55
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1196-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1196-75-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1804-76-0x0000000000400000-0x000000000040F000-memory.dmp