Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 16:35

General

  • Target
    2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe
  • Size 832KB
  • Sample260809-t31gqaak2x
  • SHA256 3f740817181376036294a75fd3f1f81950611b5160b656b68239c58ceb576f5d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables Discord URL observed in first stage droppers 1 IoCs
  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe"
    1⤵
    • Creates a file in the Startup directory
    • Adds Run key to start application
    PID:300
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe"
    1⤵
    • Creates a file in the Startup directory
    • Executes dropped EXE
    • Adds Run key to start application
    PID:2516

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        winupdate.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe
        • Size 832KB
        • SHA256 3f740817181376036294a75fd3f1f81950611b5160b656b68239c58ceb576f5d
        • MD5 SHA1 SHA512 SSDEEP TLSH