Analysis

  • max time kernel
    106s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/08/2026, 18:58

General

  • Target
    2026-08-03_0b0d5c6eb1a28dd3d1686cb3c8c57934_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260803-xmscysec22
  • SHA256 5f4e106d963f7f9a4f6189df4f8dec7f32f9b0b64d4fdc971806519ca494c5b3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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\2026-08-03_0b0d5c6eb1a28dd3d1686cb3c8c57934_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_0b0d5c6eb1a28dd3d1686cb3c8c57934_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:4696
  • 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:1760

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 5f4e106d963f7f9a4f6189df4f8dec7f32f9b0b64d4fdc971806519ca494c5b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DisabledGoogleUpdate.exe$

        • Path C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe$
        • Size 1.7MB
        • SHA256 09696ee070f743e2cc6e5e8c0ae0e9d5a10b3ff7eb8281ff924524fbc5e1565f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.9MB
        • SHA256 181c002f3d726a1e884d96b10c171adcdd13e30c9c64bd4f092ed4faa857bee4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe
        • Size 1.4MB
        • SHA256 68ae9f29b11e0688f9ed587963a15fa959ff9f2d7e5a14ddb84a7067710da8e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1760-58-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4696-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4696-21-0x0000000000400000-0x000000000040F000-memory.dmp