Analysis

  • max time kernel
    116s
  • 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
    02/06/2026, 11:42

General

  • Target
    2026-06-02_e12f0a53965d146cb92b5cd79b6b5b05_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.6MB
  • Sample260602-nt4vwsds4j
  • SHA256 3dd1bd8f2b65c7dd6e760fdfe2269497da9ba337597bb911dc500c12b026951b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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
  • 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 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_e12f0a53965d146cb92b5cd79b6b5b05_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_e12f0a53965d146cb92b5cd79b6b5b05_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:4800
  • 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:4876

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.6MB
        • SHA256 3dd1bd8f2b65c7dd6e760fdfe2269497da9ba337597bb911dc500c12b026951b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 4.3MB
        • SHA256 4d5f1bbc3b14b42b55bb6d39cf00df17a8aefa51365049c7b88ecceeb0b2c68a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 4.1MB
        • SHA256 f842c090542d3a6468c007916c4341e774131003ea54f0c6d5251a18eabb2cbd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.2MB
        • SHA256 3eec3f3d57af272fef673515bd8631abec207793363990b6502095401e8624c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
        • Size 3.7MB
        • SHA256 c88d55eca2d92c7d2691109bfbbeae959633f138db08a6167bae116d07ad675e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 3.9MB
        • SHA256 7c247fb72a82a9ea971da9569dbeeeb95e441f5f1d227c1b19aee1f2faa887a1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4800-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4800-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4876-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4876-71-0x0000000000400000-0x000000000040F000-memory.dmp