Analysis

  • max time kernel
    117s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/05/2026, 15:36

General

  • Target
    2026-05-28_c86d41d00f7521b8c9e333c8c848adce_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.0MB
  • Sample260528-s2em7aew71
  • SHA256 e6c36ba7e0a7bc1dd07cbf4a141b8f27cbaf6cb336449ea286c846f47af764a5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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
  • 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\2026-05-28_c86d41d00f7521b8c9e333c8c848adce_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-28_c86d41d00f7521b8c9e333c8c848adce_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:6124
  • 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:2380

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.0MB
        • SHA256 e6c36ba7e0a7bc1dd07cbf4a141b8f27cbaf6cb336449ea286c846f47af764a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.5MB
        • SHA256 72da09145d3d3c1c378f7b59d8a50ff89476337e31a2debdb19fc575f8155f9c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.6MB
        • SHA256 03b1dd398d947db3f3febb9f1f5c7eac6836d3438a06c15c448703a6366bd2bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jdeps.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jdeps.exe
        • Size 2.1MB
        • SHA256 c25450dc8fcca74ad8952ffa1a794aaffc8dc35eaae670a743c21b80eae398a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jdeps.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$
        • Size 2.1MB
        • SHA256 7bed4a462581713c7743527e3a2d0a9a3ff17a9ef8e3e5e1f7e05be84de0b252
        • MD5 SHA1 SHA512 SSDEEP TLSH

        plugin-container.exe$

        • Path C:\Program Files\Mozilla Firefox\plugin-container.exe$
        • Size 2.2MB
        • SHA256 93fecc3434ae8e01c15df1527734bee7ac5e9ecbe8a1d3506f2b7441c63411c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 2.1MB
        • SHA256 3c09f01b25d594cfe1b77e7b33dcf0dacc92f1eeccc4778a9e1c5d698db09dc8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2380-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2380-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6124-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6124-52-0x0000000000400000-0x000000000040F000-memory.dmp