Analysis

  • max time kernel
    105s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 04:06

General

  • Target
    2026-08-13_9b27d604f1706af4f3c67e135d85c580_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.2MB
  • Sample260813-epaltaar3s
  • SHA256 7de101ed51de549ae6218007558c59b02803831ed8d0bd6877e4a2fd1865b4af
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 8 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 16 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-13_9b27d604f1706af4f3c67e135d85c580_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_9b27d604f1706af4f3c67e135d85c580_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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5908
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4068

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.2MB
        • SHA256 7de101ed51de549ae6218007558c59b02803831ed8d0bd6877e4a2fd1865b4af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdgeUpdateCore.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe
        • Size 1.4MB
        • SHA256 264faa92d5baa7811c8806d1266049531e8413383f3cd919becc124894c44a7e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.7MB
        • SHA256 ce4b2db71748c0d490cd5695f7fa89df4656268c6ecf921024372a1faa452f65
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jstat.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jstat.exe
        • Size 1.2MB
        • SHA256 d9da4b4ec00d6a6445d493c9973293acb8a4f30d0b383de6eb1206aa0a5e9430
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jstat.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jstat.exe
        • Size 1.2MB
        • SHA256 00bb51f0f512d68cc679c3256ca199174e5a3e3f9acaab1d06020a245a16e057
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe
        • Size 1.2MB
        • SHA256 8cbaaf5526240de98084f638e79d020c150992e261156d253ba0b7d7f59bf755
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kinit.exe

        • Path C:\Program Files\Java\jre-1.8\bin\kinit.exe
        • Size 1.2MB
        • SHA256 a01c49b4325357837ad2651cafb44c6fd4654364bd10701a3c71e61193d40c34
        • 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 1.2MB
        • SHA256 f750a1f80d0788b1960fd94abc2a41c3bcba5b07a7eb5a5dac546e77ab9eed06
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4068-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5908-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5908-15-0x0000000000400000-0x000000000040F000-memory.dmp