Analysis

  • max time kernel
    107s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 17:14

General

  • Target
    2026-06-02_5e60f8ed543d5410bae9dc597be10210_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.7MB
  • Sample260602-vr3ndacw5m
  • SHA256 5407cd0d1c6a606edf869fbfb095590a8466a2da2c88d12b5540ff98eca543ff
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 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\2026-06-02_5e60f8ed543d5410bae9dc597be10210_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_5e60f8ed543d5410bae9dc597be10210_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:2736
  • 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:4684

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 5407cd0d1c6a606edf869fbfb095590a8466a2da2c88d12b5540ff98eca543ff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 2.4MB
        • SHA256 411c40eadc2e931ea28060bd28a793ec93bfb78bca1fc9e7652b65a89d5d0c3f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.2MB
        • SHA256 093226c5637d5c0c01f963ff657ea8def89bf1501292d3d98828ed6a635d483d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 a80cff559d1f0fe7772b059a82bb6e9ceca9df1185163c21426aba8a98940d4c
        • 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 1.8MB
        • SHA256 a1503fed5de9eddaaef34e61d5cf6d95421218e56e3f08e720dabbdcc4db04b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe
        • Size 2.0MB
        • SHA256 d16b04fd18f433cf8ab7500d2389daa46b11f64172482047f8c37914a28ad4f2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dfsvc.exe$

        • Path C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$
        • Size 1.7MB
        • SHA256 d50fed86bdbaa6f192c182e3eb5582a4994314589372d91951d37b1843a0765b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2736-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2736-57-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4684-70-0x0000000000400000-0x000000000040F000-memory.dmp