Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    19/05/2026, 11:41

General

  • Target
    2026-05-19_a58c5003561bf4b903a254e8bcd25488_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.6MB
  • Sample260519-ntfhasaz4y
  • SHA256 8e150aa3c67be0cbb7c6fb19cf7258f3ed154497a375e8325695ff8386ad90a9
  • 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
  • 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_a58c5003561bf4b903a254e8bcd25488_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-19_a58c5003561bf4b903a254e8bcd25488_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:2904
  • 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:4900

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.6MB
        • SHA256 8e150aa3c67be0cbb7c6fb19cf7258f3ed154497a375e8325695ff8386ad90a9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 3.1MB
        • SHA256 2d9a518512c1a19984aaa23fdb8cc8e0552b6f4a80e22a271e20cbd247f359eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgewebview2.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe$
        • Size 2.7MB
        • SHA256 21792628749d75944d58e663cf11e62441b76bd398edb67ef0bab9d652a2ef20
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.1MB
        • SHA256 d6d12e8388d874d3be0733aba0da641df39d12898e1cdb557e481fe5866b8303
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 2.7MB
        • SHA256 99910d9c67687c6749da3bf9c61a95078d40e263f460dfe96548c1754b6f820e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 3.2MB
        • SHA256 37c0d63fa1dae1baabdb968633885861ad0bafcfa23c1d218127cafa50554ab3
        • 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 2.7MB
        • SHA256 a95673b0562ca534de403b4c07c3dbf41def5a1067fb17794b9e1a7caae99068
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2904-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2904-58-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4900-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4900-71-0x0000000000400000-0x000000000040F000-memory.dmp